Nissan Rogue (T33) 2021-Present Service Manual: Transmission (tcm)

Nissan Rogue (T33) 2021-Present Service Manual / Transmission & Driveline :: Transaxle & Transmission / Cvt: Ge0f14a :: Dtc/circuit Diagnosis / Transmission (tcm)

P0604-00 Control Module Ram

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0604	00	Control module RAM [Internal Control Module Read Access Memory (RAM) Error]	Diagnosis condition	When the ignition switch is ON
			Signal	—
			Threshold	TCM RAM area sum parity check detects malfunction in RAM.
			Diagnosis delay time	—

POSSIBLE CAUSE

TCM (RAM)

FAIL-SAFE

Selector shock is large
Start is slow
Acceleration is slow
Lock-up is not performed
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Ignition switch ON.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

REPLACE TCM

Replace TCM. Refer to Removal and Installation.

WORK END

P0605-00 Control Module Rom

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0605	00	Control module ROM [Internal Control Module Read Access Memory (ROM) Error]	Diagnosis condition	When the ignition switch is ON
			Signal	—
			Threshold	TCM ROM area sum parity check detects malfunction in ROM.
			Diagnosis delay time	—

POSSIBLE CAUSE

TCM (ROM)

FAIL-SAFE

Selector shock is large
Start is slow
Acceleration is slow
Lock-up is not performed
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Ignition switch ON.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

REPLACE TCM

Replace TCM. Refer to Removal and Installation.

WORK END

P0606-00 Control Module

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0606	00	Control module processor (Control Module Processor)	Diagnosis condition	When the ignition switch is ON
			Signal	—
			Threshold	One of the following error information in micro-controller is satisfied. a) CPU diagnosis error. b) Memory access diagnosis error. c) Clock diagnosis error. d) Program flow diagnosis error
			Diagnosis delay time	—

POSSIBLE CAUSE

TCM

FAIL-SAFE

Selector shock is large
Start is slow
Acceleration is slow
Lock-up is not performed
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Ignition switch ON.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

REPLACE TCM

Replace TCM. Refer to Removal and Installation.

WORK END

P060a-00 Control Module

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P060A	00	Internal control module monitoring processor (Internal Control Module Monitoring Processor Performance)	Diagnosis condition	When the ignition switch is ON
			Signal	—
			Threshold	One of the following error information in micro-controller is satisfied. a) CPU diagnosis error. b) Analog-to-digital converter functional diagnosis error. c) Watchdog timar diagnosis error. d) Sub micro-controller diagnosis error. e) Communication diagnosis error between micro-controller and sub micro-controller. f) Blocking diagnosis error of power supply for solenoid. g) Blocking diagnosis error of CAN communication.
			Diagnosis delay time	—

POSSIBLE CAUSE

TCM

FAIL-SAFE

Selector shock is large
Start is slow
Acceleration is slow
Lock-up is not performed

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Ignition switch ON.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

REPLACE TCM

Replace TCM. Refer to Removal and Installation.

WORK END

P062f-00 Eeprom

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P062F	00	Control module EEPROM (Internal Control Module EEPROM Error)	Diagnosis condition	When turning ON the ignition switch.
			Signal	—
			Threshold	Flash ROM error is detected
			Diagnosis delay time	Immediately

POSSIBLE CAUSE

TCM (Flash ROM)

FAIL-SAFE

Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

REPLACE TCM

Replace TCM. Refer to Removal and Installation.

YES>>

WORK END

P06b1-00 Sensor Power Supply a

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P06B1	00	Sensor power supply A (Sensor Power Supply "A" Circuit Low)	Diagnosis condition	When the ignition switch is ON
			Signal (terminal)	—
			Threshold (Assessment criteria)	When a detection signal of DTC P06B1-00 is transmitted from the electric shift system. NOTE: For the detection condition of DTC P06B1-00, refer to DTC Description.
			Diagnosis delay time	—

POSSIBLE CAUSE

Harness or connectors (Electric shift sensor circuits are open or shorted.)
Electric shift sensor
Electric shift control module

FAIL-SAFE

Determination time of the shift selector position becomes long (1 second or more)

DTC CONFIRMATION PROCEDURE

Refer to DTC P06B1-00 description of electric shift system. Refer to DTC Description.

Diagnosis Procedure

Refer to DTC P06B1-00 diagnosis procedure of electric shift system. Refer to DTC Diagnosis Procedure.

P0705-00 Transmission Range Sensor a

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0705	00	Transmission range sensor A [Transmission Range Sensor "A" Circuit (PRNDL Input)]	Diagnosis condition	Power supply voltage ≥ 10 V
			Signal	Transmission range switch signal
			Threshold	When there is undefined range pattern input
			Diagnosis delay time	2 seconds

POSSIBLE CAUSE

Harness or connector
Transmission range switch
TCM

FAIL-SAFE

Shift position indicator on combination meter is not displayed
Powertrain becomes neutral
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Depress the brake pedal.
Shift the selector lever to "R" position and wait for 5 seconds or more.
Shift the selector lever to "N" position and wait for 5 seconds or more.
Shift the selector lever to "D/M" position and wait for 5 seconds or more.
Press P position switch and wait for 5 seconds or more.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK TRANSMISSION RANGE SWITCH CIRCUIT

Check transmission range switch circuit. Refer to Diagnosis Procedure.

INSPECTION END

P0706-00 Transmission Range Sensor a

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0706	00	Transmission range sensor A (Transmission Range Sensor "A" Circuit Range/Performance)	Diagnosis condition	Power supply voltage ≥ 10 V
			Signal	Transmission range switch signal
			Threshold	When there is range pattern input of intermediate range
			Diagnosis delay time	2 seconds

POSSIBLE CAUSE

Harness or connector
Transmission range switch
TCM

FAIL-SAFE

Shift position indicator on combination meter is not displayed
Powertrain becomes neutral
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Depress the brake pedal.
Shift the selector lever to "R" position and wait for 5 seconds or more.
Shift the selector lever to "N" position and wait for 5 seconds or more.
Shift the selector lever to "D/M" position and wait for 5 seconds or more.
Press P position switch and wait for 5 seconds or more.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK TRANSMISSION RANGE SWITCH CIRCUIT

Check transmission range switch circuit. Refer to Diagnosis Procedure.

INSPECTION END

P0711-00 Transmission Fluid Temperature Sensor a

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0711	00	Transmission fluid temperature sensor A (Transmission Fluid Temperature Sensor A Circuit Range/Performance)	1	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Power supply voltage: More than 11 V b) CAN communication is normal d) Accelerator pedal position: 3 deg or more e) Nissan Ariya Vehicle speed: 10 km/h (7 MPH) or more f) Shift position: D position
				Signal	CVT fluid temperature sensor signal
				Threshold	CVT fluid temperature does not rise to 10°C (50°F) after driving for a certain period of time with the TCM-received fluid temperature sensor value between − 40°C (−40°F) and 9°C (48.2°F).
				Diagnosis delay time	—
			2	Diagnosis condition	Diagnosis is permitted when all of the following conditions satisfied: a) Power supply voltage: 11 V or more b) The difference between CVT fluid temperature and engine coolant temperature is 44°C (111°F) or more, or −27°C (−16°F) or less. c) Engine speed: 305 rpm or more
				Signal	CVT fluid temperature sensor signal
				Threshold	DTC is detected when all of the following conditions are satisfied: a) ECM is normal. b) Diagnosis condition is satisfied.
				Diagnosis delay time	300 seconds

POSSIBLE CAUSE

Harness or connector
CVT fluid temperature sensor
TCM

FAIL-SAFE

Engine coolant temperature when engine start: Temp. ≥ 10°C (50°F)
- Start is slow
- Acceleration is slow
Engine coolant temperature when engine start: −35°C (−31°F) ≤ Temp. < 10°C (50°F)
- Selector shock is large
- Start is slow
- Acceleration is slow
Engine coolant temperature when engine start: Temp. <−35°C (−31°F)
- Selector shock is large
- Start is slow
- Acceleration is slow
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

CAUTION:

Always drive vehicle at a safe speed.

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch is OFF and wait for at least 10 seconds, then perform the next test.

GO TO 2.

INSPECTION START

Is it necessary to erase permanent DTC?

YES>>

GO TO 3.

NO>>

GO TO 7.

CHECK DTC (ECM AND TCM)

Check the DTC.

Is any DTC other than “P0711–00” detected?

YES>>

Check DTC detected item. Refer to DTC Index (ECM), DTC Index (TCM).

NO>>

GO TO 4.

PERFORM DTC CONFIRMATION PROCEDURE (PART 1)

TESTING CONDITION:

While performing the following procedure, never add fuel.
Before performing the following procedure, check that fuel level is between 1/4 and 4/4.
Before performing the following procedure, confirm that battery voltage is 11 V or more at idle.

With CONSULT

Move the Nissan Ariya vehicle to a cool place.

NOTE:
Cool the vehicle in an environment of ambient air temperature between −10°C (14°F) and 35°C (95°F).
Ignition switch OFF and leave the Nissan Ariya vehicle for 12 hours.

CAUTION:
Never the ignition switch is ON during this procedure.

NOTE:
The Nissan Ariya vehicle must be cooled with the food open.
Ignition switch ON.

CAUTION:
Never start the engine.
Select “Data Monitor” in “TRANSMISSION”.
Select “Transmission fluid temperature”.
Record CVT fluid temperature.
Start engine and let it idle for 5 minutes or more.

CAUTION:
Never the ignition switch is OFF during idling.
Check 1st trip DTC.

With GST

Move the Nissan Ariya vehicle to a cool place.

NOTE:
Cool the vehicle in an environment of ambient air temperature between −10°C (14°F) and 35°C (95°F).
Ignition switch OFF and leave the Nissan Ariya vehicle for 12 hours.

CAUTION:
Never the ignition switch is ON during this procedure.

NOTE:
The Nissan Ariya vehicle must be cooled with the food open.
Start engine and let it idle for 5 minutes or more.

CAUTION:
Never the ignition switch is OFF during idling.
Check 1st trip DTC.

Is “P0711–00” detected?

YES>>

Go to Diagnosis Procedure.

NO-1>>

With CONSULT: GO TO 5.

NO-2>>

With GST: GO TO 6.

CHECK CVT FLUID TEMPERATURE

With CONSULT

Select “Data Monitor” in “TRANSMISSION”.
Select “Transmission fluid temperature”.

Is the value of “Transmission fluid temperature” 10°C (50°F) or more?

YES>>

INSPECTION END

NO>>

GO TO 6.

PERFORM DTC CONFIRMATION PROCEDURE (PART 2)

With CONSULT

Drive the Nissan Ariya vehicle for the total minutes specified in the Driving time column below with the following conditions satisfied.

Shift position	: “D” position
Accelerator pedal position	: 1.0/8 or more
Nissan Ariya Vehicle speed	: 10 km/h (7 MPH) or more

CVT fluid temperature before engine start	Driving time
−40°C (−40°F) –−31°C (−23.8°F)	20 minutes or more
−30°C (−22°F) –−21°C (−5.8°F)	18 minutes or more
−20°C (−4°F) –−11°C (−12.2°F)	14 minutes or more
−10°C (14°F) –−1°C (30.2°F)	10 minutes or more
0°C (32°F) – 9°C (48.2°F)	7 minutes or more

Stop the Nissan Ariya vehicle.
Check the first trip DTC.

With GST

Drive the Nissan Ariya vehicle and maintain the following conditions for 20 minutes or more.

Shift position : “D” position

Accelerator pedal position : 1.0/8 or more

Nissan Ariya Vehicle speed : 10 km/h (7 MPH) or more
Stop the vehicle.
Check the first trip DTC.

Is “P0711–00” detected?

YES>>

Go to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

Ignition switch OFF and cool the engine.
Ignition switch ON.

CAUTION:
Never start the engine.
Select “Data Monitor” in “TRANSMISSION”.
Select “Transmission fluid temperature”.
Record CVT fluid temperature.
Start the engine and wait for at least 2 minutes.

Drive the Nissan Ariya vehicle for the total minutes specified in the Driving time column below with the following conditions satisfied.

Shift position	: “D” position
Accelerator pedal position	: 1.0/8 or more
Nissan Ariya Vehicle speed	: 10 km/h (7 MPH) or more

CVT fluid temperature before engine start	Driving time
−40°C (−40°F) –−31°C (−23.8°F)	20 minutes or more
−30°C (−22°F) –−21°C (−5.8°F)	18 minutes or more
−20°C (−4°F) –−11°C (−12.2°F)	14 minutes or more
−10°C (14°F) –−1°C (30.2°F)	10 minutes or more
0°C (32°F) – 9°C (48.2°F)	7 minutes or more
Other than the above	— (Go to “8.CHECK CVT FLUID TEMPERATURE SENSOR”)

Stop the Nissan Ariya vehicle.
Check the first trip DTC.

With GST

Ignition switch OFF and cool the engine.
Start the engine and wait for at least 2 minutes.
Drive the Nissan Ariya vehicle and maintain the following conditions for 20 minutes or more.

Shift position : “D” position

Accelerator pedal position : 1.0/8 or more

Nissan Ariya Vehicle speed : 10 km/h (7 MPH) or more
Stop the vehicle.

CAUTION:
Never the ignition switch is OFF
Check the first trip DTC.

Is “P0711–00” detected?

YES>>

Go to Diagnosis Procedure.

NO>>

GO TO 8.

CHECK CVT FLUID TEMPERATURE SENSOR

Ignition switch is OFF.
Remove TCM. Refer to Removal and Installation
Check resistance between TCM harness connector terminals.

TCM Condition
Resistance
(Approx.)

Connector Terminal

F115 5 – 12 CVT fluid temperature: 20°C (68°F) 6.5 kΩ

CVT fluid temperature: 50°C (122°F) 2.2 kΩ

TCM	Condition	Resistance (Approx.)
F115	5 – 12	CVT fluid temperature: 20°C (68°F)	6.5 kΩ
CVT fluid temperature: 50°C (122°F)	2.2 kΩ

Is the inspection result normal?

YES-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

YES-2>>

Confirmation after repair: INSPECTION END

NO>>

There is a malfunction of CVT fluid temperature sensor. Replace terminal cord assembly. Refer to Removal and Installation.

Diagnosis Procedure

CHECK CVT FLUID TEMPERATURE SENSOR CIRCUIT

Check CVT fluid temperature sensor circuit. Refer to Diagnosis Procedure.

INSPECTION END

P0712-00 Transmission Fluid Temperature Sensor a

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0712	00	Transmission fluid temperature sensor A (Transmission Fluid Temperature Sensor "A" Circuit Low)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Power supply voltage ≥ 10 V b) Nissan Ariya Vehicle speed ≥ 0 km/h (0 MPH)
			Signal	CVT fluid temperature signal
			Threshold	CVT fluid temperature sensor detecting voltage ≤ 0.15 V [CVT fluid temperature ≥ 180 °C (356 °F)]
			Diagnosis delay time	5 seconds

POSSIBLE CAUSE

Harness or connector
CVT fluid temperature sensor
TCM

FAIL-SAFE

Engine coolant temperature when engine start: Temp. ≥ 10°C (50°F)
- Start is slow
- Acceleration is slow
Engine coolant temperature when engine start: −35°C (−31°F) ≤ Temp. < 10°C (50°F)
- Selector shock is large
- Start is slow
- Acceleration is slow
Engine coolant temperature when engine start: Temp. <−35°C (−31°F)
- Selector shock is large
- Start is slow
- Acceleration is slow
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following condition for 10 seconds or more.

Nissan Ariya Vehicle speed : 10 km/h (6 MPH) or more

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK CVT FLUID TEMPERATURE SENSOR CIRCUIT

Check CVT fluid temperature sensor circuit. Refer to Diagnosis Procedure.

INSPECTION END

P0713-00 Transmission Fluid Temperature Sensor a

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0713	00	Transmission fluid temperature sensor A (Transmission Fluid Temperature Sensor "A" Circuit High)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Power supply voltage ≥ 10 V b) Nissan Ariya Vehicle speed ≥ 10 km/h (6 MPH)
			Signal	CVT fluid temperature signal
			Threshold	CVT fluid temperature sensor detecting voltage ≥ 2.48 V [CVT fluid temperature ≤ -40 °C (-40 °F)]
			Diagnosis delay time	5 seconds

POSSIBLE CAUSE

Harness or connector
CVT fluid temperature sensor
TCM

FAIL-SAFE

Engine coolant temperature when engine start: Temp. ≥ 10°C (50°F)
- Start is slow
- Acceleration is slow
Engine coolant temperature when engine start: −35°C (−31°F) ≤ Temp. < 10°C (50°F)
- Selector shock is large
- Start is slow
- Acceleration is slow
Engine coolant temperature when engine start: Temp. <−35°C (−31°F)
- Selector shock is large
- Start is slow
- Acceleration is slow
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following condition for 10 seconds or more.

Nissan Ariya Vehicle speed : 10 km/h (6 MPH) or more

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK CVT FLUID TEMPERATURE SENSOR CIRCUIT

Check CVT fluid temperature sensor circuit. Refer to Diagnosis Procedure.

INSPECTION END

P0715-00 Input Speed Sensor a

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0715	00	Input/Turbine shaft speed sensor A (Input/Turbine Shaft Speed Sensor "A" Circuit)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V
			Signal	Input speed sensor signal
			Threshold	DTC is detected when one of the following conditions a) to b) are satisfied: Input speed sensor signal voltage: a) 4.311 V ≤ sensor signal < 4.6 V b) 0.108 V ≤ sensor signal < 0.719 V
			Diagnosis delay time	0.2 seconds

POSSIBLE CAUSE

Harness or connector
Input speed sensor
TCM

FAIL-SAFE

Lock-up is not performed
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 10 seconds or more.

Shift position : "D" position

Nissan Ariya Vehicle speed : 40 km/h (25 MPH) or more

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK INPUT SPEED SENSOR CIRCUIT

Check input speed sensor circuit. Refer to Diagnosis Procedure.

INSPECTION END

P0716-00 Input Speed Sensor a

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0716	00	Input/Turbine shaft speed sensor A (Input/Turbine Shaft Speed Sensor "A" Circuit Range/Performance)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V c) Range : D d) Primary and secondary pulley speed sensors: Normal e) Primary pulley speed > 300 rpm f) Secondary pulley speed > 860 rpm g) Engine speed ≧ 450 rpm
			Signal	Input speed sensor signal
			Threshold	DTC is detected when one of the following conditions a) to b) are satisfied: a) Current pulse frequency / Last pulse frequency ≥2 b) Current pulse frequency / Last pulse frequency ≤1/2
			Diagnosis delay time	—

POSSIBLE CAUSE

Harness or connector
Input speed sensor (source reading input speed sensor value)
TCM

FAIL-SAFE

Lock-up is not performed
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 10 seconds or more.

Shift position : "D" position

Nissan Ariya Vehicle speed : 40 km/h (25 MPH) or more

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK INPUT SPEED SENSOR CIRCUIT

Check input speed sensor circuit. Refer to Diagnosis Procedure.

INSPECTION END

P0717-00 Input Speed Sensor a

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0717	00	Input/Turbine shaft speed sensor A (Input/Turbine Shaft Speed Sensor "A" Circuit No Signal)	1	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Time passed after changing the range > 2 sec b) Power supply voltage ≥ 10 V c) Input speed ≥ 1000 rpm d) Primary pulley speed ≥ 1000 rpm e) Except N (P) range
				Signal	Input speed sensor signal
				Threshold	DTC is detected when all of the following conditions are satisfied: a) Input speed < 150 rpm b) Primary pulley speed ≥ 500 rpm
				Diagnosis delay time	5 seconds
			2	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: Time passed after changing the range > 2 sec Power supply voltage ≥ 10 V
				Signal	Input speed sensor signal
				Threshold	DTC is detected when all of the following conditions are satisfied: a) Last input speed ≥ 1000 rpm b) Current input speed ≤ 240 rpm
				Diagnosis delay time	0.5 seconds

POSSIBLE CAUSE

Harness or connector (Input speed sensor circuit is open or shorted)
Input speed sensor
TCM
Control valve
Solenoid

FAIL-SAFE

Lock-up is not performed
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 10 seconds or more.

Shift position : "D" position

Nissan Ariya Vehicle speed : 40 km/h (25 MPH) or more

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK DTC PRIORITY

When DTC P0717-00 is displayed together with any following DTC, diagnose first the other DTC.

P0746-00, P0747-00, P0776-00, P0777-00, P0796-00, P0797-00

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. DTC Index.

NO>>

GO TO 2.

CHECK INPUT SPEED SENSOR CIRCUIT

Check input speed sensor circuit. Refer to Diagnosis Procedure.

INSPECTION END

P0718-00 Input Speed Sensor a

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0718	00	Input/Turbine shaft speed sensor A (Input/Turbine Shaft Speed Sensor "A" Circuit Intermittent)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V
			Signal	Input speed sensor signal
			Threshold	Input speed ＞ 7300 rpm
			Diagnosis delay time	2 seconds

POSSIBLE CAUSE

Harness or connector
Input speed sensor
TCM

FAIL-SAFE

Lock-up is not performed

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 10 seconds or more.

Shift position : "D" position

Nissan Ariya Vehicle speed : 80 km/h (49 MPH)

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK INPUT SPEED SENSOR CIRCUIT

Check input speed sensor circuit. Refer to Diagnosis Procedure.

INSPECTION END

P072a-00 Stuck in Neutral

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P072A	00	Stuck in neutral (Stuck in Neutral)	Diagnosis condition	When the ignition switch is ON
			Signal (terminal)	—
			Threshold (Assessment criteria)	When a detection signal of DTC P072A-00 is transmitted from the electric shift system. NOTE: For the detection condition of DTC P072A-00, refer to DTC Description.
			Diagnosis delay time	—

POSSIBLE CAUSE

Transaxle assembly (Sticking of manual shaft)

FAIL-SAFE

Shifting operation is prohibited

DTC CONFIRMATION PROCEDURE

Refer to DTC P072A-00 description of electric shift system. Refer to DTC Description.

Diagnosis Procedure

Refer to DTC P072A-00 diagnosis procedure of electric shift system. Refer to DTC Diagnosis Procedure.

P0740-00 Torque Converter

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0740	00	Torque converter clutch (Torque Converter Clutch Circuit/Open)	Diagnosis condition	Power supply voltage ≥ 10 V
			Signal	—
			Threshold	Solenoid valve drive circuit is diagnosed as open
			Diagnosis delay time	0.2 seconds

POSSIBLE CAUSE

Harness or connector
Torque converter clutch solenoid valve
TCM

FAIL-SAFE

Start is slow
Acceleration is slow
Lock-up is not performed
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 10 seconds or more.

Shift position : "D" position

CVT fluid temperature : 20 °C (68 °F) or more

Nissan Ariya Vehicle speed : 40 km/h (25 MPH) or more

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK TORQUE CONVERTER CLUTCH SOLENOID VALVE CIRCUIT

Check torque converter clutch solenoid valve circuit. Refer to Diagnosis Procedure.

INSPECTION END

P0741-00 Torque Converter

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0741	00	Torque converter clutch (Torque Converter Clutch Circuit Performance/Stuck Off)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Lock up clutch target pressure (pressure difference) > 0.2 MPa b) Lock up range (except for lock up slip) c) Power supply voltage ≥ 10 V
			Signal	—
			Threshold	Lock up clutch slip speed ≥ 40 + Nissan Ariya Vehicle speed / 2 km/h
			Diagnosis delay time	10 seconds

POSSIBLE CAUSE

Harness or connector
Torque converter clutch solenoid valve
Control valve
Torque converter
TCM

FAIL-SAFE

Start is slow
Acceleration is slow
Lock-up is not performed

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 20 seconds or more.

Shift position : "D" position

Accelerator pedal position : 0.5/8 or more

CVT fluid temperature : 20 °C (68 °F) or more

Nissan Ariya Vehicle speed : 40 km/h (25 MPH) or more

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

REPLACE TRANSAXLE ASSEMBLY

Replace transaxle assembly. Refer to Removal and Installation.

WORK END

P0742-00 Torque Converter

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0742	00	Torque converter clutch (Torque Converter Clutch Circuit Stuck On)	Diagnosis condition	Diagnosis is permitted when all of the following conditions to are satisfied: a) Shift position is not D and M range b) Acceleration pedal opening angle ≥ 10 deg c) 0rpm < secondary pulley speed < 2300 rpm d) Engine speed ≥ 450 rpm e) Period satisfying the following e-1) is no longer than 0.02 sec. e-1) Speed difference caused by clutch (Input speed - Primary pulley speed ≥ 50 rpm f) The following f-1) is satisfied for 5 sec or more. f-1) Lock up instruction pressure ≤ -0.1 MPa g) Power supply voltage ≥ 10 V h) Engine torque ≥ Approximately 50 N·m
			Signal	—
			Threshold	Absolute value of speed difference caused by T/C ≤ 40 rpm
			Diagnosis delay time	5 seconds

POSSIBLE CAUSE

Harness or connector
Torque converter clutch solenoid valve
Control valve assembly
Torque converter
TCM

FAIL-SAFE

Start is slow
Acceleration is slow
Engine stops when shift to “D” position during stopping the Nissan Ariya vehicle.
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 10 seconds or more.

Shift position : "D" position

Accelerator pedal opening : 10 deg or more

Nissan Ariya Vehicle speed : 1 - 15 km/h (0.6 - 9 MPH)

Brake pedal : Depress*

*: Keep depressing the brake pedal moderately not to accelrate the Nissan Ariya vehicle.

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

REPLACE TRANSAXLE ASSEMBLY

Replace transaxle assembly. Refer to Removal and Installation.

WORK END

P0746-00 Pressure Control Solenoid a

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0746	00	Pressure control solenoid A (Pressure Control Solenoid "A" Performance/Stuck Off)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V c) -20 °C (-4 °F) ≤ CVT fluid temperature d) Lockup pattern = Lock-up ON or Lock-up OFF e) Engine speed > 450 rpm
			Signal	—
			Threshold	When the following conditions a) and b) are satisfied for the specified period [5 sec] continuously. Keep the same conditions for specified period again after interval. a) Line pressure sensor pressure < Balanced oil quantity lower limit pressure - Variation b) Line pressure sensor pressure < Line instruction pressure - Variation [Interval] Movement of target pressure ⇒ Target pressure under satisfied oil pressure difference judgement - Current target pressure ≥ 1 MPa Stop valid judgement ⇒ Nissan Ariya Vehicle speed ≤ 3 km/h (2 MPH)
			Diagnosis delay time	5 seconds × 2 count

POSSIBLE CAUSE

Harness or connector
Line pressure solenoid valve
Control valve assembly
TCM

FAIL-SAFE

Lock-up is not performed
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 20 seconds or more.

Shift position : "D" position

CVT fluid temperature : 25 °C (77 °F) - 120 °C (248 °F)

Nissan Ariya Vehicle speed : 40 km/h (25 MPH) or more

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Repeat step 2 to 3.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

INSPECT CVT CHAIN BELT

Inspect the CVT chain belt. Refer to Component Inspection.

Is CVT chain belt OK?

YES>>

GO TO 2.

NO>>

GO TO 4.

CHECK LINE PRESSURE SOLENOID VALVE CIRCUIT (1)

Remove TCM. Refer to Removal and Installation.
Remove oil pan. Refer to Removal and Installation.
Disconnect control valve harness connector. Refer to Removal and Installation.
Check the resistance between TCM harness connector and control valve harness connector.

Circuit TCM Control valve Resistance

Connector Terminal Connector Terminal

Line pressure solenoid valve F116 18 F118 8 1 Ω or less
Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

REPLACE CONTROL VALVE

Replace control valve assembly. Refer to Removal and Installation.

GO TO 7.

CHECK LINE PRESSURE SOLENOID VALVE CIRCUIT (2)

Remove TCM. Refer to Removal and Installation.
Remove oil pan. Refer to Removal and Installation.
Disconnect control valve harness connector. Refer to Removal and Installation.
Check the resistance between TCM harness connector and control valve harness connector.

Circuit TCM Control valve Resistance

Connector Terminal Connector Terminal

Line pressure solenoid valve F116 18 F118 8 1 Ω or less
Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 5.

NO>>

GO TO 6.

REPLACE BELT AND PULLEY ASSEMBLY, AND CONTROL VALVE

Replace belt and pulley assembly and control valve. Refer to Disassembly & Assembly.

GO TO 7.

REPLACE BELT AND PULLEY ASSEMBLY, CONTROL VALVE, AND TERMINAL ASSEMBLY B

Replace belt and pulley assembly, control valve, and terminal assembly B. Refer to Disassembly & Assembly.

GO TO 7.

CHECK DTC CONFIRMATION PROCEDURE

Perform DTC confirmation procedure. Refer to DTC Description.

Is DTC detected?

YES>>

Replace TCM. Refer to Removal and Installation.

NO>>

INSPECTION END

P0747-00 Pressure Control Solenoid a

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0747	00	Pressure control solenoid A (Pressure Control Solenoid "A" Stuck On)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V c) -20 °C (-4 °F) ≤ CVT fluid temperature d) Lockup pattern = Lock-up ON or Lockup OFF e) Engine speed > 450 rpm
			Signal	—
			Threshold	When the following condition is satisfied for the specified period [5sec] continuously. Keep the same conditions for specified period again after interval. a) Line pressure sensor pressure > Line instruction pressure + Variation [Interval] Movement of target pressure ⇒ Target pressure under satisfied oil pressure difference judgement - Current target pressure ≥ 1 MPa Stop valid judgement ⇒ Nissan Ariya Vehicle speed ≤ 3 km/h (2 MPH)
			Diagnosis delay time	5 seconds × 2 count

POSSIBLE CAUSE

Harness or connector
Line pressure solenoid valve
Control valve assembly
TCM

FAIL-SAFE

Lock-up is not performed
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 20 seconds or more.

Shift position : "D" position

CVT fluid temperature : 25 °C (77 °F) - 120 °C (248 °F)

Nissan Ariya Vehicle speed : 40 km/h (25 MPH) or more

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Repeat step 2 to 3.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK LINE PRESSURE SOLENOID VALVE CIRCUIT

Ignition switch OFF.
Remove TCM. Refer to Removal and Installation.
Remove oil pan. Refer to Removal and Installation.
Disconnect control valve harness connector. Refer to Removal and Installation.
Check the resistance between TCM harness connector and control valve harness connector.

Circuit TCM Control valve Resistance

Connector Terminal Connector Terminal

Line pressure solenoid valve F116 18 F118 8 1 Ω or less
Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 2.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

REPLACE CONTROL VALVE

Replace control valve assembly. Refer to Removal and Installation.

WORK END

P0776-00 Pressure Control Solenoid B

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0776	00	Pressure control solenoid B (Pressure Control Solenoid "B" Performance/Stuck Off)	1	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V c) -20 °C (-4 °F) ≤ CVT fluid temperature d) Lockup pattern = Lock-up ON or Lockup OFF e) Engine speed > 450 rpm
				Signal	—
				Threshold	When the following conditions a) and b) are satisfied for the specified period [5 sec] continuously. Keep the same conditions for specified period again after interval. a) Primary pulley sensor pressure < Line pressure sensor pressure - Variation b) Line pressure sensor pressure < Line instruction pressure - Variation [Interval] Movement of target pressure ⇒ Target pressure under satisfied oil pressure difference judgement - Current target pressure ≥ 1 MPa Stop valid judgement ⇒ Nissan Ariya Vehicle speed ≤ 3 km/h (2 MPH)
				Diagnosis delay time	5 seconds × 2 count
			2	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Engine speed: More than 750 rpm b) Shift position: Other than P/N position c) CVT fluid temperature: More than -20 °C (-4 °F) d) TCM power supply: More than 11 V e) The difference between instruction pressure of primary pressure and 10-msec-ago instruction primary pressure is 0 MPa or more f) Instruction pressure of primary pressure: 0.72 MPa or more g) Instruction pressure of primary pressure - primary pressure: More than 1.2 MPa
				Signal	—
				Threshold	DTC is detected when all of the following conditions are satisfied and this state is maintained for 1 second: Instruction pressure of primary pressure: More than 1.32 MPa Primary pressure: 0.26 MPa or less
				Diagnosis delay time	10 seconds

POSSIBLE CAUSE

Harness or connector
Primary pressure solenoid valve
Control valve assembly
TCM

FAIL-SAFE

Vehicle speed < 40 km/h (25 MPH) or Input speed < 1300 rpm
- Selector shock is large
- Start is slow
- Acceleration is slow
- Lock-up is not performed
Other then the above
- Selector shock is large
- Start is slow
- Acceleration is slow
- Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 20 seconds or more.

Shift position : "D" position

CVT fluid temperature : 25 °C (77 °F) - 120 °C (248 °F)

Nissan Ariya Vehicle speed : 40 km/h (25 MPH) or more

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Repeat step 2 to 3.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

INSPECT CVT CHAIN BELT

Inspect the CVT chain belt. Refer to Component Inspection.

Is CVT chain belt OK?

YES>>

GO TO 2.

NO>>

GO TO 4.

CHECK PRIMARY PRESSURE SOLENOID VALVE CIRCUIT (1)

Ignition switch OFF.
Remove TCM. Refer to Removal and Installation.
Remove oil pan. Refer to Removal and Installation.
Disconnect control valve harness connector. Refer to Removal and Installation.
Check the resistance between TCM harness connector and control valve harness connector.

Circuit TCM Control valve Resistance

Connector Terminal Connector Terminal

Primary pressure solenoid valve F116 26 F118 17 1 Ω or less
Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

REPLACE CONTROL VALVE

Replace control valve assembly. Refer to Removal and Installation.

GO TO 7.

CHECK PRIMARY PRESSURE SOLENOID VALVE CIRCUIT (2)

Remove TCM. Refer to Removal and Installation.
Remove oil pan. Refer to Removal and Installation.
Disconnect control valve harness connector. Refer to Removal and Installation.
Check the resistance between TCM harness connector and control valve harness connector.

Circuit TCM Control valve Resistance

Connector Terminal Connector Terminal

Primary pressure solenoid valve F116 26 F118 17 1 Ω or less
Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 5.

NO>>

GO TO 6.

REPLACE BELT AND PULLEY ASSEMBLY, AND CONTROL VALVE

Replace belt and pulley assembly and control valve. Refer to Disassembly & Assembly.

GO TO 7.

REPLACE BELT AND PULLEY ASSEMBLY, CONTROL VALVE, AND TERMINAL ASSEMBLY B

Replace belt and pulley assembly, control valve, and terminal assembly B. Refer to Disassembly & Assembly.

GO TO 7.

CHECK DTC CONFIRMATION PROCEDURE

Perform DTC confirmation procedure. Refer to DTC Description.

Is DTC detected?

YES>>

Replace TCM. Refer to Removal and Installation.

NO>>

INSPECTION END

P0777-00 Pressure Control Solenoid B

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0777	00	Pressure control solenoid B (Pressure Control Solenoid "B" Stuck On)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V c) -20 °C (-4 °F) ≤ CVT fluid temperature d) Lockup pattern = Lock-up ON or Lockup OFF e) Engine speed > 450 rpm
			Signal	—
			Threshold	When the following condition a) is satisfied for the specified period [5 sec] continuously. Keep the same conditions for specified period again after interval. a) Primary pulley sensor pressure > Primary pulley instruction pressure + Variation [Interval] Movement of target pressure ⇒ Target pressure under satisfied oil pressure difference judgement - Current target pressure ≥ 1 MPa Stop valid judgement ⇒ Nissan Ariya Vehicle speed ≤ 3 km/h (2 MPH)
			Diagnosis delay time	5 seconds × 2 count

POSSIBLE CAUSE

Harness or connector
Primary pressure solenoid valve
Control valve assembly
TCM

FAIL-SAFE

Selector shock is large
Lock-up is not performed (When Vehicle speed < 40 km/h (25MPH) or Input speed < 1300 rpm)
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 20 seconds or more.

Shift position : "D" position

CVT fluid temperature : 25 °C (77 °F) - 120 °C (248 °F)

Nissan Ariya Vehicle speed : 40 km/h (25 MPH) or more

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Repeat step 2 to 3.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK PRIMARY PRESSURE SOLENOID VALVE CIRCUIT

Ignition switch OFF.
Remove TCM. Refer to Removal and Installation.
Remove oil pan. Refer to Removal and Installation.
Disconnect control valve harness connector. Refer to Removal and Installation.
Check the resistance between TCM harness connector and control valve harness connector.

Circuit TCM Control valve Resistance

Connector Terminal Connector Terminal

Primary pressure solenoid valve F116 26 F118 17 1 Ω or less
Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 2.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

REPLACE CONTROL VALVE

Replace control valve assembly. Removal and Installation.

WORK END

P0780-00 Shift Error

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0780	00	Shift error (Shift Error)	1	Diagnosis condition	When the ignition switch is ON
				Signal	—
				Threshold	When the discrepancy between target shift position and actual shift position
				Diagnosis delay time	1.3 seconds
			2	Diagnosis condition	When the ignition switch is ON
				Signal	—
				Threshold	When the discrepancy of redundant comparison for target shift position
				Diagnosis delay time	0.38 seconds
			3	Diagnosis condition	When the ignition switch is ON
				Signal	—
				Threshold	When the discrepancy of redundant comparison for actual shift position
				Diagnosis delay time	0.38 seconds

POSSIBLE CAUSE

Shift actuator
TCM
Transmission range switch

FAIL-SAFE

Shifting operation is prohibited
Shift position indicator on combination meter is not displayed
Powertrain becomes neutral
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

When DTC P0780-00 is displayed together with DTC P18A5-00, diagnose first the DTC P18A5-00.

Is DTC P18A5-00 detected?

YES>>

Perform diagnosis of DTC P18A5-00. Refer to DTC Diagnosis Procedure.

NO>>

GO TO 2.

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 3.

PERFORM DTC DETECTION

Start the engine.
Depress the brake pedal.
Shift the selector lever to "R" position and wait for 5 seconds or more.
Shift the selector lever to "N" position and wait for 5 seconds or more.
Shift the selector lever to "D/M" position and wait for 5 seconds or more.
Press P position switch.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

REPLACE TRANSAXLE ASSEMBLY

Replace transaxle assembly. Refer to Removal and Installation.

WORK END

P0791-00 Intermediate Speed Sensor a

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0791	00	Intermediate shaft speed sensor A (Intermediate Shaft Speed Sensor "A" Circuit)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V
			Signal	Primary speed sensor signal
			Threshold	DTC is detected when one of the following conditions a) to b) are satisfied: Primary speed sensor signal voltage: a) 4.311 V ≤ sensor signal < 4.6 V b) 0.108 V ≤ sensor signal < 0.719 V
			Diagnosis delay time	0.2 seconds

POSSIBLE CAUSE

Harness or connector
Primary speed sensor
TCM

FAIL-SAFE

Lock-up is not performed
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 10 seconds or more.

Shift position : "D" position

Nissan Ariya Vehicle speed : 40 km/h (25 MPH) or more

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK PRIMARY SPEED SENSOR CIRCUIT

Check primary speed sensor circuit. Refer to Diagnosis Procedure.

INSPECTION END

P0792-00 Intermediate Speed Sensor a

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0792	00	Intermediate shaft speed sensor A (Intermediate Shaft Speed Sensor "A" Circuit Range/Performance)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V c) Range : D d) Input shaft speed > 300 rpm e) Secondary pulley speed > 860 rpm
			Signal	Primary speed sensor signal
			Threshold	DTC is detected when one of the following conditions a) to b) are satisfied: a) Current pulse frequency / Last pulse frequency ≥2 b) Current pulse frequency / Last pulse frequency ≤1/2
			Diagnosis delay time	—

POSSIBLE CAUSE

Harness or connector
Primary speed sensor (source reading input speed sensor value)
TCM

FAIL-SAFE

Lock-up is not performed
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 10 seconds or more.

Shift position : "D" position

Nissan Ariya Vehicle speed : 40 km/h (25 MPH) or more

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK PRIMARY SPEED SENSOR CIRCUIT

Check primary speed sensor circuit. Refer to Diagnosis Procedure.

INSPECTION END

P0793-00 Intermediate Speed Sensor a

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0793	00	Intermediate shaft speed sensor A (Intermediate Shaft Speed Sensor "A" Circuit No Signal)	1	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Time passed after changing the range > 2 sec b) Power supply voltage ≥ 10 V
				Signal	Primary speed sensor signal
				Threshold	DTC is detected when all of the following conditions are satisfied: a) Primary pulley speed < 150 rpm b) Secondary pulley speed ≥ 500 rpm
				Diagnosis delay time	5 seconds
			2	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Time passed after changing the range > 2 sec b) Power supply voltage ≥ 10 V
				Signal	Primary speed sensor signal
				Threshold	DTC is detected when all of the following conditions are satisfied: a) Last primary pulley speed ≥ 1000 rpm b) Current primary pulley speed ≤ 240 rpm
				Diagnosis delay time	0.5 seconds

POSSIBLE CAUSE

Harness or connector
Primary speed sensor
TCM
Control valve assembly
Primary pressure solenoid valve

FAIL-SAFE

Lock-up is not performed
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 10 seconds or more.

Shift position : "D" position

Nissan Ariya Vehicle speed : 40 km/h (25 MPH) or more

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Check the DTC.

Is DTC detected?

YES>>

Proceed to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK DTC PRIORITY

When DTC P0793-00 is displayed together with any following DTC, diagnose first the other DTC.

P0746-00, P0747-00, P0776-00, P0777-00

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. DTC Index.

NO>>

GO TO 2.

CHECK PRIMARY SPEED SENSOR CIRCUIT

Check primary speed sensor circuit. Refer to Diagnosis Procedure.

INSPECTION END

P0794-00 Intermediate Speed Sensor a

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0794	00	Intermediate shaft speed sensor A (Intermediate Shaft Speed Sensor "A" Circuit Intermittent)	1	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V
				Signal	Primary speed sensor signal
				Threshold	DTC is detected when all of the following conditions are satisfied: a) Primary pulley turns clock wise. b) Primary pulley speed > 9450 rpm
				Diagnosis detection time	2 seconds
			2	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V
				Signal	Primary speed sensor signal
				Threshold	DTC is detected when all of the following conditions are satisfied: a) Primary pulley turns counter clock wise. b) Primary pulley speed - < 4730 rpm
				Diagnosis detection time	2 seconds

POSSIBLE CAUSE

Harness or connector
Primary speed sensor
TCM

FAIL-SAFE

Not changed from normal driving

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 10 seconds or more.

Shift position : "D" position

Nissan Ariya Vehicle speed : 80 km/h (49 MPH) or more

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK PRIMARY SPEED SENSOR CIRCUIT

Check primary speed sensor circuit. Refer to Diagnosis Procedure.

INSPECTION END

P0796-00 Pressure Control Solenoid C

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0796	00	Pressure control solenoid C (Pressure Control Solenoid "C" Performance/Stuck Off)	1	Diagnosis condition	When all of the following conditions are satisfied, diagnosis is permitted. a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V c) -20 °C (-4 °F) ≤ CVT fluid temperature d) Lockup pattern = Lock-up ON or Lock-up OFF
				Signal	—
				Threshold	When all of the following conditions a) to b) are satisfied for the specified period [5sec] continuously. Keep the same conditions for specified period again after interval. a) Secondary pulley sensor pressure < Line pressure sensor pressure - Variation b) Secondary pulley sensor pressure < Secondary pulley sensor instruction pressure - Variation [Interval] Movement of target pressure ⇒ Target pressure under satisfied oil pressure difference judgement - Current target pressure ≥ 1 MPa Stop valid judgement ⇒ Nissan Ariya Vehicle speed ≤ 3 km/h (2 MPH)
				Diagnosis delay time	5 seconds × 2 count
			2	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Engine speed: More than 775 rpm b) Shift position: Other than P/N position c) CVT fluid temperature: More than -20℃ (-4℉) d) TCM power supply: More than 11 V e) The difference between instruction pressure of secondary pressure and 10-msec-ago instruction secondary pressure is 0 MPa or more f) Instruction pressure of secondary pressure: 0 MPa or more
				Signal	—
				Threshold	DTC is detected when the following conditions "1" and "2" are satisfied: When the following condition a) is satisfied twice in the same DC: a) When all of the following condition a-1) to a-4) are satisfied and this state is maintained for 1.52 seconds: a-1) Instruction pressure of secondary pressure -Actual secondary pressure: 0.25 MPa or more a-2) Actual secondary pressure - low limit of oil level: Less than 0 MPa a-3) Current accelerator padal position - Accelertor pedal position when all conditions of the diagnosis condition and above condition a-1) to a-2) are met: Less than 5 deg a-4) Current Nissan Ariya vehicle speed - Vehicle speed when all conditions of the diagnosis condition and above condition a-1) to a-2) are met: Less than 15 km/h (9 MPH) After the above condition "1" is satisfied: Instruction pressure of secondary pressure - Actual secondary pressure: 1.2 MPa or more
				Diagnosis delay time	10 seconds
			3	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Engine speed: More than 775 rpm b) Shift position: Other than P/N position c) CVT fluid temperature: More than -20°C (-4°F) d) TCM power supply: More than 11 V e) The difference between instruction pressure of secondary pressure and 10-msec-ago instruction secondary pressure is 0 MPa or more f) Instruction pressure of secondary pressure: 0 MPa or more
				Signal	—
				Threshold	DTC is detected when the following conditions "1" and "2" are satisfied: When all of the following condition b-1) to b-3) are satisfied and this state is maintained for 1 second: b-1) Instruction pressure of secondary pressure - Actual secondary pressure: 0.25 MPa or more b-2) Actual secondary pressure - low limit of oil level: Less than 0 MPa b-3) MIN ( Minimum necessary oil pressure - Actual secondary pressure, Target secondary pressure - Actual secondary pressure ): 2 MPa or more After the above condition "1" is satisfied: Instruction pressure of secondary pressure - Actual secondary pressure: 1.2 MPa or more
				Diagnosis delay time	10 seconds

POSSIBLE CAUSE

Harness or connector
Secondary pressure solenoid valve
Control valve assembly
TCM

FAIL-SAFE

Vehicle speed < 40 km/h (25 MPH) or Input speed < 1300 rpm
- Selector shock is large
- Start is slow
- Acceleration is slow
- Lock-up is not performed
Other then the above
- Selector shock is large
- Start is slow
- Acceleration is slow
- Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 20 seconds or more.

Shift position : "D" position

CVT fluid temperature : 25 °C (77 °F) - 120 °C (248 °F)

Nissan Ariya Vehicle speed : 40 km/h (25 MPH) or more

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Repeat step 2 to 3.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

INSPECT CVT CHAIN BELT

Inspect the CVT chain belt. Refer to Component Inspection.

Is CVT chain belt OK?

YES>>

GO TO 2.

NO>>

GO TO 4.

CHECK SECONDARY PRESSURE SOLENOID VALVE CIRCUIT (1)

Remove TCM. Refer to Removal and Installation.
Remove oil pan. Refer to Removal and Installation.
Disconnect control valve harness connector. Refer to Removal and Installation.
Check the resistance between TCM harness connector and control valve harness connector.

Circuit TCM Control valve Resistance

Connector Terminal Connector Terminal

Secondary pressure solenoid valve F116 27 F118 9 1 Ω or less
Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

REPLACE CONTROL VALVE

Replace control valve assembly. Refer to Removal and Installation.

GO TO 7.

CHECK SECONDARY PRESSURE SOLENOID VALVE CIRCUIT (2)

Remove TCM. Refer to Removal and Installation.
Remove oil pan. Refer to Removal and Installation.
Disconnect control valve harness connector. Refer to Removal and Installation.
Check the resistance between TCM harness connector and control valve harness connector.

Circuit TCM Control valve Resistance

Connector Terminal Connector Terminal

Secondary pressure solenoid valve F116 27 F118 9 1 Ω or less
Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 5.

NO>>

GO TO 6.

REPLACE BELT AND PULLEY ASSEMBLY AND CONTROL VALVE

Replace belt and pulley assembly and control valve. Refer to Disassembly & Assembly.

GO TO 7.

REPLACE BELT AND PULLEY ASSEMBLY, CONTROL VALVE, AND TERMINAL ASSEMBLY B

Replace belt and pulley assembly, control valve, and terminal assembly B. Refer to Disassembly & Assembly.

GO TO 7.

CHECK DTC CONFIRMATION PROCEDURE

Perform DTC confirmation procedure. Refer to DTC Description.

Is DTC detected?

YES>>

Replace TCM. Refer to Removal and Installation.

NO>>

INSPECTION END

P0797-00 Pressure Control Solenoid C

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0797	00	Pressure control solenoid C (Pressure Control Solenoid "C" Stuck On)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V c) -20 °C (-4 °F) ≤ CVT fluid temperature d) Lockup pattern = Lock-up ON or Lockup OFF e) Engine speed > 450 rpm
			Signal	—
			Threshold	When the following condition a) is satisfied for the specified period [5 sec] continuously. Keep the same conditions for specified period again after interval. a) Secondary pulley sensor pressure > Secondary pulley instruction pressure + Variation [Interval] Movement of target pressure ⇒ Target pressure under satisfied oil pressure difference judgement - Current target pressure ≥ 1 MPa Stop valid judgement ⇒ Nissan Ariya Vehicle speed ≤ 3 km/h (2 MPH)
			Diagnosis delay time	5 seconds × 2 count

POSSIBLE CAUSE

Harness or connector
Secondary pressure solenoid valve
Control valve assembly
TCM

FAIL-SAFE

Vehicle speed < 40 km/h (25 MPH) or Input speed < 1300 rpm
- Selector shock is large
- Start is slow
- Acceleration is slow
- Lock-up is not performed
Other then the above
- Selector shock is large
- Start is slow
- Acceleration is slow
- Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 20 seconds or more.

Shift position : "D" position

CVT fluid temperature : 25 °C (77 °F) - 120 °C (248 °F)

Nissan Ariya Vehicle speed : 40 km/h (25 MPH) or more

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Repeat step 2 to 3.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SECONDARY PRESSURE SOLENOID VALVE CIRCUIT

Ignition switch OFF.
Remove TCM. Refer to Removal and Installation.
Remove oil pan. Refer to Removal and Installation.
Disconnect control valve harness connector. Refer to Removal and Installation.
Check the resistance between TCM harness connector and control valve harness connector.

Circuit TCM Control valve Resistance

Connector Terminal Connector Terminal

Secondary pressure solenoid valve F116 27 F118 9 1 Ω or less
Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 2.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

REPLACE CONTROL VALVE

Replace control valve assembly. Refer to Removal and Installation.

WORK END

P07bf-00 Input Speed Sensor a

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P07BF	00	Input/Turbine shaft speed sensor A (Input/Turbine Shaft Speed Sensor "A" Circuit Low)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V
			Signal	Input speed sensor signal
			Threshold	Input speed sensor signal voltage < 0.108 V
			Diagnosis delay time	0.2 seconds

POSSIBLE CAUSE

Harness or connector
Input speed sensor
TCM

FAIL-SAFE

Lock-up is not performed
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 10 seconds or more.

Shift position : "D" position

Nissan Ariya Vehicle speed : 40 km/h (25 MPH) or more

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK INPUT SPEED SENSOR CIRCUIT

Check input speed sensor circuit. Refer to Diagnosis Procedure.

INSPECTION END

P07c0-00 Input Speed Sensor a

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P07C0	00	Input/Turbine shaft speed sensor A (Input/Turbine Shaft Speed Sensor "A" Circuit High)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V
			Signal	Input speed sensor signal
			Threshold	Input speed sensor signal voltage > 4.6 V
			Diagnosis detection time	0.2 seconds

POSSIBLE CAUSE

Harness or connector
Input speed sensor
TCM

FAIL-SAFE

Lock-up is not performed
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 10 seconds or more.

Shift position : "D" position

Nissan Ariya Vehicle speed : 40 km/h (25 MPH) or more

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK INPUT SPEED SENSOR CIRCUIT

Check input speed sensor circuit. Refer to Diagnosis Procedure.

INSPECTION END

P07c1-00 Input Speed Sensor B

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P07C1	00	Input/Turbine shaft speed sensor B (Input/Turbine Shaft Speed Sensor "B" Circuit Low)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V
			Signal	Secondary speed sensor signal
			Threshold	Secondary speed sensor signal voltage < 0.108 V
			Diagnosis detection time	0.2 seconds

POSSIBLE CAUSE

Harness or connector
Secondary speed sensor
TCM

FAIL-SAFE

Lock-up is not performed
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 10 seconds or more.

Shift position : "D" position

Nissan Ariya Vehicle speed : 40 km/h (25 MPH) or more

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SECONDARY SPEED SENSOR CIRCUIT

Check secondary speed sensor circuit. Refer to Diagnosis Procedure.

INSPECTION END

P07c2-00 Input Speed Sensor B

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P07C2	00	Input/Turbine shaft speed sensor B (Input/Turbine Shaft Speed Sensor "B" Circuit High)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V
			Signal	Secondary speed sensor signal
			Threshold	Secondary speed sensor signal voltage > 4.6 V
			Diagnosis detection time	0.2 seconds

POSSIBLE CAUSE

Harness or connector
Secondary speed sensor
TCM

FAIL-SAFE

Lock-up is not performed
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 10 seconds or more.

Shift position : "D" position

Nissan Ariya Vehicle speed : 40 km/h (25 MPH) or more

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SECONDARY SPEED SENSOR CIRCUIT

Check secondary speed sensor circuit. Refer to Diagnosis Procedure.

INSPECTION END

P07c5-00 Intermediate Speed Sensor a

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P07C5	00	Intermediate shaft speed sensor A (Intermediate Shaft Speed Sensor "A" Circuit Low)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V
			Signal	Primary speed sensor signal
			Threshold	Primary speed sensor signal voltage < 0.108 V
			Diagnosis detection time	0.2 seconds

POSSIBLE CAUSE

Harness or connector
Primary speed sensor
TCM

FAIL-SAFE

Lock-up is not performed
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 10 seconds or more.

Shift position : "D" position

Nissan Ariya Vehicle speed : 40 km/h (25 MPH) or more

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK PRIMARY SPEED SENSOR CIRCUIT

Check primary speed sensor circuit. Refer to Diagnosis Procedure.

INSPECTION END

P07c6-00 Intermediate Speed Sensor a

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P07C6	00	Intermediate shaft speed sensor A (Intermediate Shaft Speed Sensor "A" Circuit Low)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V
			Signal	Primary speed sensor signal
			Threshold	Primary speed sensor signal voltage > 4.6 V
			Diagnosis detection time	0.2 seconds

POSSIBLE CAUSE

Harness or connector
Primary speed sensor
TCM

FAIL-SAFE

Lock-up is not performed
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 10 seconds or more.

Shift position : "D" position

Nissan Ariya Vehicle speed : 40 km/h (25 MPH) or more

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK PRIMARY SPEED SENSOR CIRCUIT

Check primary speed sensor circuit. Refer to Diagnosis Procedure.

INSPECTION END

P07e9-00 T/m Range Control

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P07E9	00	Transmission range control A (Transmission Range Control Circuit Performance)	Diagnosis condition	When the ignition switch is ON
			Signal (terminal)	—
			Threshold (Assessment criteria)	When a detection signal of DTC P07E9-00 is transmitted from the electric shift system. NOTE: For the detection condition of DTC P07E9-00, refer to DTC Description.
			Diagnosis delay time	—

POSSIBLE CAUSE

Electric shift selector (Electric shift sensor)
Electric shift control module
Harness or connectors (Electric shift sensor circuit is open or shorted.)

FAIL-SAFE

Not changed from normal driving

DTC CONFIRMATION PROCEDURE

Refer to DTC P07E9-00 description of electric shift system. Refer to DTC Description.

Diagnosis Procedure

Refer to DTC P07E9-00 diagnosis procedure of electric shift system. Refer to Diagnosis Procedure.

P07ea-00 T/m Range Control

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P07EA	00	Transmission range control A (Transmission Range Control Circuit Low)	Diagnosis condition	When the ignition switch is ON
			Signal (terminal)	—
			Threshold (Assessment criteria)	When a detection signal of DTC P07EA-00 is transmitted from the electric shift system. NOTE: For the detection condition of DTC P07EA-00, refer to DTC Description.
			Diagnosis delay time	—

POSSIBLE CAUSE

Electric shift selector (Electric shift sensor)
Electric shift control module
Harness or connectors (Electric shift sensor circuit is open or shorted to ground.)

FAIL-SAFE

Not changed from normal driving

DTC CONFIRMATION PROCEDURE

Refer to DTC P07EA-00 description of electric shift system. Refer to DTC Description.

Diagnosis Procedure

Refer to DTC P07EA-00 diagnosis procedure of electric shift system. Refer to Diagnosis Procedure.

P07eb-00 T/m Range Control

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P07EB	00	Transmission range control A (Transmission Range Control Circuit High)	Diagnosis condition	When the ignition switch is ON
			Signal (terminal)	—
			Threshold (Assessment criteria)	When a detection signal of DTC P07EB-00 is transmitted from the electric shift system. NOTE: For the detection condition of DTC P07EB-00, refer to DTC Description.
			Diagnosis delay time	—

POSSIBLE CAUSE

Electric shift selector (Electric shift sensor)
Electric shift control module
Harness or connectors (Electric shift sensor circuit is shorted to power.)

FAIL-SAFE

Not changed from normal driving

DTC CONFIRMATION PROCEDURE

Refer to DTC P07EB-00 description of electric shift system. Refer to DTC Description.

Diagnosis Procedure

Refer to DTC P07EB-00 diagnosis procedure of electric shift system. Refer to Diagnosis Procedure.

P07ed-00 T/m Range Multi-Function Select

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P07ED	00	Transmission range multi-function select (Transmission Range Multi-Function Select Circuit Stuck)	Diagnosis condition	When the ignition switch is ON
			Signal (terminal)	—
			Threshold (Assessment criteria)	When a detection signal of DTC P07ED-00 is transmitted from the electric shift system. NOTE: For the detection condition of DTC P07ED-00, refer to DTC Description.
			Diagnosis delay time	—

POSSIBLE CAUSE

Electric shift sensor
Harness or connectors (Electric shift sensor circuit is open or shorted.)

FAIL-SAFE

Powertrain becomes neutral
Shift to P, R, N, and D position is prohibited

DTC CONFIRMATION PROCEDURE

Refer to DTC P07ED-00 description of electric shift system. Refer to DTC Description.

Diagnosis Procedure

Refer to DTC P07ED-00 diagnosis procedure of electric shift system. Refer to DTC Diagnosis Procedure.

P07ef-00 T/m Range Multi-Function Select

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P07EF	00	Transmission range multi-function select (Transmission Range Multi-Function Select Circuit Low)	Diagnosis condition	When the ignition switch is ON
			Signal (terminal)	—
			Threshold (Assessment criteria)	When a detection signal of DTC P07EF-00 is transmitted from the electric shift system. NOTE: For the detection condition of DTC P07EF-00, refer to DTC Description.
			Diagnosis delay time	—

POSSIBLE CAUSE

Electric shift control module
Electric shift sensor
Harness or connectors (Electric shift sensor circuit is open or shorted.)

FAIL-SAFE

Powertrain becomes neutral

DTC CONFIRMATION PROCEDURE

Refer to DTC P07EF-00 description of electric shift system. Refer to DTC Description.

Diagnosis Procedure

Refer to DTC P07EF-00 diagnosis procedure of electric shift system. Refer to DTC Diagnosis Procedure.

P07f2-00 T/m Range Control Module (can)

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P07F2	00	Transmission range control module communication (Transmission Range Control Module Communication Circuit)	Diagnosis condition	When the ignition switch is ON
			Signal (terminal)	—
			Threshold (Assessment criteria)	When a detection signal of DTC P07F2-00 is transmitted from the electric shift system. NOTE: For the detection condition of DTC P07F2-00, refer to DTC Description.
			Diagnosis delay time	—

POSSIBLE CAUSE

Electric shift control module

FAIL-SAFE

When CVT system or vehicle’s all system is abnormal: Powertrain becomes neutral
Other than the above: No impact to Nissan Ariya vehicle behavior

DTC CONFIRMATION PROCEDURE

Refer to DTC P07F2-00 description of electric shift system. Refer to DTC Description.

Diagnosis Procedure

Refer to DTC P07F2-00 diagnosis procedure of electric shift system. Refer to DTC Diagnosis Procedure.

P0840-00 Transmission Fluid Pressure Sensor/switch a

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0840	00	Transmission fluid pressure sensor/switch A (Transmission Fluid Pressure Sensor/Switch "A" Circuit)	Diagnosis condition	Diagnosis is prohibited when all of the following conditions is satisfied: a) CVT fluid temperature: 60 °C (140 °F) - 120 °C (248 °F) b) Except N and P range c) Nissan Ariya Vehicle speed ≦ 3 km/h (2 MPH) d) 9 seconds after ignition switch OFF e) Vehicle speed > 30 km/h (19 MPH) and 10　seconds elapsed
			Signal	Secondary pressure sensor signal
			Threshold	DTC is detected when the following conditions a) and b) are satisfied: a) Fluid pressure drop judgement a-1) or a-2) a-1) Secondary pressure sensor voltage < 0.367 V a-2) Secondary pressure sensor voltage > 0.633 V b) Ignition switch: ON -> OFF
			Diagnosis detection time	0.5 second

POSSIBLE CAUSE

Harness or connector
Secondary pressure sensor
Control valve assembly
Secondary pressure solenoid valve
TCM

FAIL-SAFE

Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Warm up the CVT fluid temperature.

CVT fluid temperature : 60 °C (140 °F) - 120 °C (248 °F)
Ignition switch OFF and wait for at least 10 second.
Ignition switch ON.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

INSPECT CVT CHAIN BELT

Inspect the CVT chain belt. Refer to Component Inspection.

Is CVT chain belt OK?

YES>>

GO TO 2.

NO>>

GO TO 4.

CHECK CIRCUITS OF SECONDARY PRESSURE SENSOR AND SECONDARY PRESSURE SOLENOID VALVE (1)

Remove TCM. Refer to Removal and Installation.
Remove oil pan. Refer to Removal and Installation.
Disconnect control valve harness connector. Refer to Removal and Installation.

Check the resistance between TCM harness connector and control valve harness connector.

Circuit	TCM		Control valve		Resistance
Circuit	Connector	Terminal	Connector	Terminal	Resistance
Secondary pressure sensor	F115	7	F118	20	1 Ω or less
Secondary pressure solenoid valve	F116	27	F118	9	1 Ω or less

Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

REPLACE CONTROL VALVE

Replace control valve assembly. Refer to Removal and Installation.

GO TO 7.

CHECK CIRCUITS OF SECONDARY PRESSURE SENSOR AND SECONDARY PRESSURE SOLENOID VALVE (2)

Remove TCM. Refer to Removal and Installation.
Remove oil pan. Refer to Removal and Installation.
Disconnect control valve harness connector. Refer to Removal and Installation.

Check the resistance between TCM harness connector and control valve harness connector.

Circuit	TCM		Control valve		Resistance
Circuit	Connector	Terminal	Connector	Terminal	Resistance
Secondary pressure sensor	F115	7	F118	20	1 Ω or less
Secondary pressure solenoid valve	F116	27	F118	9	1 Ω or less

Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 5.

NO>>

GO TO 6.

REPLACE BELT AND PULLEY ASSEMBLY AND CONTROL VALVE

Replace belt and pulley assembly and control valve. Refer to Disassembly & Assembly.

GO TO 7.

REPLACE BELT AND PULLEY ASSEMBLY, CONTROL VALVE, AND TERMINAL ASSEMBLY B

Replace belt and pulley assembly, control valve, and terminal assembly B. Refer to Disassembly & Assembly.

GO TO 7.

CHECK DTC CONFIRMATION PROCEDURE

Perform DTC confirmation procedure. Refer to DTC Description.

Is DTC detected?

YES>>

Replace TCM. Refer to Removal and Installation.

NO>>

INSPECTION END

P0846-00 Transmission Fluid Pressure Sensor/switch B

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0846	00	Transmission fluid pressure sensor/switch B (Transmission Fluid Pressure Sensor/Switch "B" Circuit Range/Performance)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V
			Signal	Secondary pressure sensor signal
			Threshold	DTC is detected when the following condition a) is satisfied: a) Secondary pressure sensor pressure > Line pressure sensor pressure + Pressure variation
			Diagnosis detection time	6 seconds

POSSIBLE CAUSE

Harness or connector
Secondary pressure sensor
Control valve assembly
Secondary pressure solenoid valve
Line pressure sensor
TCM

FAIL-SAFE

Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following condition for 10 seconds or more.

CVT fluid temperature : 25 °C (77 °F) - 120 °C (248 °F)

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

INSPECT CVT CHAIN BELT

Inspect the CVT chain belt. Refer to Component Inspection.

Is CVT chain belt OK?

YES>>

GO TO 2.

NO>>

GO TO 4.

CHECK CIRCUITS OF LINE PRESSURE SENSOR, SECONDARY PRESSURE SENSOR AND SECONDARY PRESSURE SOLENOID VALVE (1)

Remove TCM. Refer to Removal and Installation.
Remove oil pan. Refer to Removal and Installation.
Disconnect control valve harness connector. Refer to Removal and Installation.

Check the resistance between TCM harness connector and control valve harness connector.

Circuit	TCM		Control valve		Resistance
Circuit	Connector	Terminal	Connector	Terminal	Resistance
Line pressure sensor	F115	15	F118	15	1 Ω or less
Secondary pressure sensor	F115	7	F118	20
Secondary pressure solenoid valve	F116	27	F118	9

Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

REPLACE CONTROL VALVE

Replace control valve assembly. Refer to Removal and Installation.

GO TO 7.

CHECK CIRCUITS OF LINE PRESSURE SENSOR, SECONDARY PRESSURE SENSOR AND SECONDARY PRESSURE SOLENOID VALVE (2)

Remove TCM. Refer to Removal and Installation.
Remove oil pan. Refer to Removal and Installation.
Disconnect control valve harness connector. Refer to Removal and Installation.

Check the resistance between TCM harness connector and control valve harness connector.

Circuit	TCM		Control valve		Resistance
Circuit	Connector	Terminal	Connector	Terminal	Resistance
Line pressure sensor	F115	15	F118	15	1 Ω or less
Secondary pressure sensor	F115	7	F118	20
Secondary pressure solenoid valve	F116	27	F118	9

Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 5.

NO>>

GO TO 6.

REPLACE BELT AND PULLEY ASSEMBLY AND CONTROL VALVE

Replace belt and pulley assembly and control valve. Refer to Disassembly & Assembly.

GO TO 7.

REPLACE BELT AND PULLEY ASSEMBLY, CONTROL VALVE, AND TERMINAL ASSEMBLY B

Replace belt and pulley assembly, control valve, and terminal assembly B. Refer to Disassembly & Assembly.

GO TO 7.

CHECK DTC CONFIRMATION PROCEDURE

Perform DTC confirmation procedure. Refer to DTC Description.

Is DTC detected?

YES>>

Replace TCM. Refer to Removal and Installation.

NO>>

INSPECTION END

P0847-00 Transmission Fluid Pressure Sensor/switch B

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0847	00	Transmission fluid pressure sensor/switch B (Transmission Fluid Pressure Sensor/Switch "B" Circuit Low)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Power supply voltage ≥ 10 V b) CVT fluid temperature > -20 °C (-4 °F)
			Signal	Secondary pressure sensor signal
			Threshold	Secondary pressure sensor detected voltage ≤0.09 V
			Diagnosis detection time	5 seconds

POSSIBLE CAUSE

Harness or connector
Secondary pressure sensor
Control valve assembly
Secondary pressure solenoid valve
TCM

FAIL-SAFE

Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Maintain the following condition for 10 seconds or more.

CVT fluid temperature : -19 °C (-2 °F) or more
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SECONDARY PRESSURE SENSOR CIRCUIT

Check secondary pressure sensor circuit. Refer to Diagnosis Procedure.

INSPECTION END

P0848-00 Transmission Fluid Pressure Sensor/switch B

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0848	00	Transmission fluid pressure sensor/switch B (Transmission Fluid Pressure Sensor/Switch "B" Circuit High)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Power supply voltage ≥ 10 V b) CVT fluid temperature > -20 °C (-4 °F)
			Signal	Secondary pressure sensor signal
			Threshold	Secondary pressure sensor detected voltage ≥ 4.7 V
			Diagnosis detection time	5 seconds

POSSIBLE CAUSE

Harness or connector
Secondary pressure sensor
Control valve assembly
Secondary pressure solenoid valve
TCM

FAIL-SAFE

Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Maintain the following condition for 10 seconds or more.

CVT fluid temperature :-19 °C (-2 °F) or more
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SECONDARY PRESSURE SENSOR CIRCUIT

Check secondary pressure sensor circuit. Refer to Diagnosis Procedure.

INSPECTION END

P084a-00 Transmission Fluid Pressure Sensor/switch H

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P084A	00	Transmission fluid pressure sensor/switch H (Transmission Fluid Pressure Sensor/Switch "H" Circuit)	Diagnosis condition	Diagnosis is prohibited when all of the following conditions is satisfied: a) CVT fluid temperature: 60 °C (140 °F) - 120 °C (248 °F) b) Except N and P range c) Nissan Ariya Vehicle speed ≦ 3 km/h (2 MPH) d) 9 seconds after ignition switch OFF e) Vehicle speed > 30 km/h (19 MPH) and 10　seconds elapsed
			Signal	Primary pressure sensor signal
			Threshold	DTC is detected when the following conditions a) and b) are satisfied: a) Fluid pressure drop judgement a-1) or a-2) a-1) Primary pressure sensor voltage < 0.367 V a-2) Primary pressure sensor voltage > 0.633 V b) Ignition switch: ON -> OFF
			Diagnosis detection time	0.5 second

POSSIBLE CAUSE

Harness or connector
Primary pressure sensor
Control valve assembly
Primary pressure solenoid valve
TCM

FAIL-SAFE

Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Warm up the CVT fluid temperature.

CVT fluid temperature :60 °C (140 °F) - 120 °C (248 °F)
Ignition switch OFF and wait for at least 10 second.
Ignition switch ON.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

INSPECT CVT CHAIN BELT

Inspect the CVT chain belt. Refer to Component Inspection.

Is CVT chain belt OK?

YES>>

GO TO 2.

NO>>

GO TO 4.

CHECK CIRCUITS OF PRIMARY PRESSURE SENSOR AND PRIMARY PRESSURE SOLENOID VALVE (1)

Remove TCM. Refer to Removal and Installation.
Remove oil pan. Refer to Removal and Installation.
Disconnect control valve harness connector. Refer to Removal and Installation.

Check the resistance between TCM harness connector and control valve harness connector.

Circuit	TCM		Control valve		Resistance
Circuit	Connector	Terminal	Connector	Terminal	Resistance
Primary pressure sensor	F116	23	F118	18	1 Ω or less
Primary pressure solenoid valve	F116	26	F118	17	1 Ω or less

Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

REPLACE CONTROL VALVE

Replace control valve assembly. Refer to Removal and Installation.

GO TO 7.

CHECK CIRCUITS OF PRIMARY PRESSURE SENSOR AND PRIMARY PRESSURE SOLENOID VALVE (2)

Remove TCM. Refer to Removal and Installation.
Remove oil pan. Refer to Removal and Installation.
Disconnect control valve harness connector. Refer to Removal and Installation.

Check the resistance between TCM harness connector and control valve harness connector.

Circuit	TCM		Control valve		Resistance
Circuit	Connector	Terminal	Connector	Terminal	Resistance
Primary pressure sensor	F116	23	F118	18	1 Ω or less
Primary pressure solenoid valve	F116	26	F118	17	1 Ω or less

Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 5.

NO>>

GO TO 6.

REPLACE BELT AND PULLEY ASSEMBLY AND CONTROL VALVE

Replace belt and pulley assembly and control valve. Refer to Disassembly & Assembly.

GO TO 7.

REPLACE BELT AND PULLEY ASSEMBLY, CONTROL VALVE, AND TERMINAL ASSEMBLY B

Replace belt and pulley assembly, control valve, and terminal assembly B. Refer to Disassembly & Assembly.

GO TO 7.

CHECK DTC CONFIRMATION PROCEDURE

Perform DTC confirmation procedure. Refer to DTC Description.

Is DTC detected?

YES>>

Replace TCM. Refer to Removal and Installation.

NO>>

INSPECTION END

P084b-00 Transmission Fluid Pressure Sensor/switch H

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P084B	00	Transmission fluid pressure sensor/switch H (Transmission Fluid Pressure Sensor/Switch "H" Circuit Range/Performance)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V
			Signal	Primary pressure sensor signal
			Threshold	DTC is detected when the following condition a) is satisfied: a) Primary pressure sensor pressure > Line pressure sensor pressure + Pressure variation
			Diagnosis detection time	6 seconds

POSSIBLE CAUSE

Harness or connector
Primary pressure sensor
Control valve assembly
Primary pressure solenoid valve
Line pressure sensor
TCM

FAIL-SAFE

Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, Ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 10 seconds or more.

CVT fluid temperature :40 °C (104 °F) < CVT fluid temperature < 120 °C (248 °F)

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

INSPECT CVT CHAIN BELT

Inspect the CVT chain belt. Refer to Component Inspection.

Is CVT chain belt OK?

YES>>

GO TO 2.

NO>>

GO TO 4.

CHECK CIRCUITS OF LINE PRESSURE SENSOR, PRIMARY PRESSURE SENSOR AND PRIMARY PRESSURE SOLENOID VALVE (1)

Remove TCM. Refer to Removal and Installation.
Remove oil pan. Refer to Removal and Installation.
Disconnect control valve harness connector. Refer to Removal and Installation.

Check the resistance between TCM harness connector and control valve harness connector.

Circuit	TCM		Control valve		Resistance
Circuit	Connector	Terminal	Connector	Terminal	Resistance
Line pressure sensor	F115	15	F118	15	1 Ω or less
Primary pressure sensor	F116	23	F118	18
Primary pressure solenoid valve	F116	26	F118	17

Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

REPLACE CONTROL VALVE

Replace control valve assembly. Refer to Removal and Installation.

GO TO 7.

CHECK CIRCUITS OF LINE PRESSURE SENSOR, PRIMARY PRESSURE SENSOR AND PRIMARY PRESSURE SOLENOID VALVE (2)

Remove TCM. Refer to Removal and Installation.
Remove oil pan. Refer to Removal and Installation.
Disconnect control valve harness connector. Refer to Removal and Installation.

Check the resistance between TCM harness connector and control valve harness connector.

Circuit	TCM		Control valve		Resistance
Circuit	Connector	Terminal	Connector	Terminal	Resistance
Line pressure sensor	F115	15	F118	15	1 Ω or less
Primary pressure sensor	F116	23	F118	18
Primary pressure solenoid valve	F116	26	F118	17

Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 5.

NO>>

GO TO 6.

REPLACE BELT AND PULLEY ASSEMBLY AND CONTROL VALVE

Replace belt and pulley assembly and control valve. Refer to Disassembly & Assembly.

GO TO 7.

REPLACE BELT AND PULLEY ASSEMBLY, CONTROL VALVE, AND TERMINAL ASSEMBLY B

Replace belt and pulley assembly, control valve, and terminal assembly B. Refer to Disassembly & Assembly.

GO TO 7.

CHECK DTC CONFIRMATION PROCEDURE

Perform DTC confirmation procedure. Refer to DTC Description.

Is DTC detected?

YES>>

Replace TCM. Refer to Removal and Installation.

NO>>

INSPECTION END

P084c-00 Transmission Fluid Pressure Sensor/switch H

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P084C	00	Transmission fluid pressure sensor/switch H (Transmission Fluid Pressure Sensor/Switch "H" Circuit Low)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Power supply voltage ≥ 10 V b) CVT fluid temperature > -20 °C (-4 °F)
			Signal	Secondary pressure sensor signal
			Threshold	Primary pressure sensor detected voltage ≤ 0.09 V
			Diagnosis detection time	5 seconds

POSSIBLE CAUSE

Harness or connector
Primary pressure sensor
Control valve assembly
Primary pressure solenoid valve
TCM

FAIL-SAFE

Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Maintain the following conditions for 10 seconds or more.

Battery voltage : 10 V or more

CVT fluid temperature : -19 °C (-2 °F) or more
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK PRIMARY PRESSURE SENSOR CIRCUIT

Check primary pressure sensor circuit. Refer to Diagnosis Procedure.

INSPECTION END

P084d-00 Transmission Fluid Pressure Sensor/switch H

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P084D	00	Transmission fluid pressure sensor/switch H (Transmission Fluid Pressure Sensor/Switch "H" Circuit High)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Power supply voltage ≥ 10 V b) CVT fluid temperature > -20 °C (-4 °F)
			Signal	Secondary pressure sensor signal
			Threshold	Primary pressure sensor detected voltage ≥ 4.7 V
			Diagnosis detection time	5 seconds

POSSIBLE CAUSE

Harness or connector
Primary pressure sensor
Control valve assembly
Primary pressure solenoid valve
TCM

FAIL-SAFE

Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Maintain the following conditions for 10 seconds or more.

CVT fluid temperature : -19 °C (-2 °F) or more
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK PRIMARY PRESSURE SENSOR CIRCUIT

Check primary pressure sensor circuit. Refer to Diagnosis Procedure.

INSPECTION END

P0863-00 Tcm Communication

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0863	00	CONTROL UNIT (CAN) (TCM Communication Circuit)	Diagnosis condition	—
			Signal	—
			Threshold	DTC is detected when one of the following conditions a) to c) is satisfied: a) Address Bus diagnosis error b) Data Bus ,Register diagnosis error c) Initial CAN diagnosis error.
			Diagnosis detection time	—

POSSIBLE CAUSE

TCM

FAIL-SAFE

Selector shock is large
Start is slow
Acceleration is slow
Lock-up is not performed
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

REPLACE TCM

Replace the TCM. Refer to Removal and Installation.

YES>>

WORK END

P0870-00 Transmission Fluid Pressure Sensor/switch C

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0870	00	Transmission fluid pressure sensor/switch C (Transmission Fluid Pressure Sensor/Switch "C" Circuit)	Diagnosis condition	Diagnosis is prohibited when all of the following conditions are satisfied: a) CVT fluid temperature: 60 °C (140 °F) - 120 °C (248 °F) b) Except N and P range c) Nissan Ariya Vehicle speed ≦ 3 km/h (2 MPH) d) 9 seconds after ignition switch OFF e) Vehicle speed > 30 km/h (19 MPH) and 10　seconds elapsed
			Signal	Line pressure sensor signal
			Threshold	DTC is detected when the following conditions a) and b) are satisfied: a) Fluid pressure drop judgement a-1) or a-2) a-1) Line pressure sensor voltage < 0.367 V a-2) Line pressure sensor voltage > 0.633 V b) Ignition switch: ON -> OFF
			Diagnosis detection time	0.5 second

POSSIBLE CAUSE

Harness or connector
Line pressure sensor
Control valve assembly
Line pressure solenoid valve
TCM

FAIL-SAFE

Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Warm up the CVT fluid temperature.

CVT fluid temperature : 60 °C (140 °F) - 120 °C (248 °F)
Ignition switch OFF and wait for at least 10 second.
Ignition switch ON.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

INSPECT CVT CHAIN BELT

Inspect the CVT chain belt. Refer to Component Inspection.

Is CVT chain belt OK?

YES>>

GO TO 2.

NO>>

GO TO 4.

CHECK CIRCUITS OF LINE PRESSURE SENSOR AND LINE PRESSURE SOLENOID VALVE (1)

Remove TCM. Refer toRemoval and Installation.
Remove oil pan. Refer toRemoval and Installation.
Disconnect control valve harness connector. Refer toRemoval and Installation.

Check the resistance between TCM harness connector and control valve harness connector.

Circuit	TCM		Control valve		Resistance
Circuit	Connector	Terminal	Connector	Terminal	Resistance
Line pressure sensor	F115	15	F118	15	1 Ω or less
Line pressure solenoid valve	F116	18	F118	8	1 Ω or less

Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

REPLACE CONTROL VALVE

Replace control valve assembly. Refer to Removal and Installation.

GO TO 7.

CHECK CIRCUITS OF LINE PRESSURE SENSOR AND LINE PRESSURE SOLENOID VALVE (2)

Remove TCM. Refer toRemoval and Installation.
Remove oil pan. Refer toRemoval and Installation.
Disconnect control valve harness connector. Refer toRemoval and Installation.

Check the resistance between TCM harness connector and control valve harness connector.

Circuit	TCM		Control valve		Resistance
Circuit	Connector	Terminal	Connector	Terminal	Resistance
Line pressure sensor	F115	15	F118	15	1 Ω or less
Line pressure solenoid valve	F116	18	F118	8	1 Ω or less

Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 5.

NO>>

GO TO 6.

REPLACE BELT AND PULLEY ASSEMBLY AND CONTROL VALVE

Replace belt and pulley assembly and control valve. Refer to Disassembly & Assembly.

GO TO 7.

REPLACE BELT AND PULLEY ASSEMBLY, CONTROL VALVE, AND TERMINAL ASSEMBLY B

Replace belt and pulley assembly, control valve, and terminal assembly B. Refer to Disassembly & Assembly.

GO TO 7.

CHECK DTC CONFIRMATION PROCEDURE

Perform DTC confirmation procedure. Refer to DTC Description.

Is DTC detected?

YES>>

Replace TCM. Refer to Removal and Installation.

NO>>

INSPECTION END

P0871-00 Transmission Fluid Pressure Sensor/switch C

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0871	00	Transmission fluid pressure sensor/switch C (Transmission Fluid Pressure Sensor/Switch "C" Circuit Range/Performance)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V
			Signal	Line pressure sensor signal
			Threshold	DTC is detected when the following condition a) is satisfied: a) Line pressure sensor pressure < min (Primary pressure sensor pressure, Secondary pressure sensor pressure) - Pressure variation
			Diagnosis detection time	5.5 seconds

POSSIBLE CAUSE

Harness or connector
Line pressure sensor
Control valve assembly
Line pressure solenoid valve
Primary pressure sensor
Secondary pressure sensor
TCM

FAIL-SAFE

Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, Ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 20 seconds or more.

CVT fluid temperature : 25 °C (77 °F) - 120 °C (248 °F)

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

INSPECT CVT CHAIN BELT

Inspect the CVT chain belt. Refer to Component Inspection.

Is CVT chain belt OK?

YES>>

GO TO 2.

NO>>

GO TO 4.

CHECK CIRCUITS OF LINE PRESSURE SENSOR, PRIMARY PRESSURE SENSOR, SECONDARY PRESSURE SENSOR AND LINE PRESSURE SOLENOID VALVE (1)

Remove TCM. Refer to Removal and Installation.
Remove oil pan. Refer to Removal and Installation.
Disconnect control valve harness connector. Refer to Removal and Installation.

Check the resistance between TCM harness connector and control valve harness connector.

Circuit	TCM		Control valve		Resistance
Circuit	Connector	Terminal	Connector	Terminal	Resistance
Line pressure sensor	F115	15	F118	15	1 Ω or less
Primary pressure sensor	F116	23	F118	18
Secondary pressure sensor	F115	7	F118	20
Line pressure solenoid valve	F116	18	F118	8

Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

REPLACE CONTROL VALVE

Replace control valve assembly. Refer to Removal and Installation.

GO TO 7.

CHECK CIRCUITS OF LINE PRESSURE SENSOR, PRIMARY PRESSURE SENSOR, SECONDARY PRESSURE SENSOR AND LINE PRESSURE SOLENOID VALVE (2)

Remove TCM. Refer to Removal and Installation.
Remove oil pan. Refer to Removal and Installation.
Disconnect control valve harness connector. Refer to Removal and Installation.

Check the resistance between TCM harness connector and control valve harness connector.

Circuit	TCM		Control valve		Resistance
Circuit	Connector	Terminal	Connector	Terminal	Resistance
Line pressure sensor	F115	15	F118	15	1 Ω or less
Primary pressure sensor	F116	23	F118	18
Secondary pressure sensor	F115	7	F118	20
Line pressure solenoid valve	F116	18	F118	8

Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 5.

NO>>

GO TO 6.

REPLACE BELT AND PULLEY ASSEMBLY AND CONTROL VALVE

Replace belt and pulley assembly and control valve. Refer to Disassembly & Assembly.

GO TO 7.

REPLACE BELT AND PULLEY ASSEMBLY, CONTROL VALVE, AND TERMINAL ASSEMBLY B

Replace belt and pulley assembly, control valve, and terminal assembly B. Refer to Disassembly & Assembly.

GO TO 7.

CHECK DTC CONFIRMATION PROCEDURE

Perform DTC confirmation procedure. Refer to DTC Description.

Is DTC detected?

YES>>

Replace TCM. Refer to Removal and Installation.

NO>>

INSPECTION END

P0872-00 Transmission Fluid Pressure Sensor/switch C

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0872	00	Transmission fluid pressure sensor/switch C (Transmission Fluid Pressure Sensor/Switch "C" Circuit Low)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Power supply voltage ≥ 10 V b) -35 °C (-31 °F) < CVT fluid temperature < 140 °C (284 °F)
			Signal	Line pressure sensor signal
			Threshold	Line pressure sensor detected voltage ≤ 0.09 V
			Diagnosis detection time	5 seconds

POSSIBLE CAUSE

Harness or connector
Line pressure sensor
Control valve assembly
Line pressure solenoid valve
TCM

FAIL-SAFE

Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Maintain the following condition for 10 seconds or more.

CVT fluid temperature :-35 °C (-31 °F) < CVT fluid temperature < 140 °C (284 °F)
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK LINE PRESSURE SENSOR CIRCUIT

Check line pressure sensor circuit. Refer to Diagnosis Procedure.

YES>>

INSPECTION END

P0873-00 Transmission Fluid Pressure Sensor/switch C

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0873	00	Transmission fluid pressure sensor/switch C (Transmission Fluid Pressure Sensor/Switch "C" Circuit High)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Power supply voltage ≥ 10 V b) -35 °C (-31 °F) < CVT fluid temperature < 140 °C (284 °F) c) Target Line pressure ≤ 6.375 MPa
			Signal	Line pressure sensor signal
			Threshold	Line pressure sensor detected voltage ≥ 4.7 V
			Diagnosis detection time	5 seconds

POSSIBLE CAUSE

Harness or connector
Line pressure sensor
Control valve assembly
Line pressure solenoid valve
TCM

FAIL-SAFE

Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Maintain the following condition for 10 seconds or more.

CVT fluid temperature :-35 °C (-31 °F) < CVT fluid temperature < 140 °C (284 °F)
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK LINE PRESSURE SENSOR CIRCUIT

Check line pressure sensor circuit. Refer to Diagnosis Procedure.

YES>>

INSPECTION END

P0890-00 Tcm

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0890	00	TCM power relay sense (Transmission Control Module Power Relay Sense Circuit Low)	1	Diagnosis condition	—
				Signal	Battery voltage signal
				Threshold	DTC is detected when the following conditions a) and b) are satisfied: a) Power supply voltage > 11V b) Battery voltage < 8.4 V
				Diagnosis detection time	0.2 seconds
			2	Diagnosis condition	—
				Signal	Battery voltage signal
				Threshold	DTC is detected when the following conditions a) is satisfied: a) Power supply voltage - Battery voltage > 2.6 V
				Diagnosis detection time	5 seconds

POSSIBLE CAUSE

Harness or connector
TCM

FAIL-SAFE

Selector shock is large
Start is slow
Acceleration is slow
Lock-up is not performed
Nissan Ariya Vehicle speed is not increased
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine and wait for 5 seconds or more.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK BATTERY POWER SUPPLY OF TCM

Ignition switch OFF.
Disconnect CVT unit harness connector.
Check voltage between CVT unit harness connector terminal and ground.

+ −
Voltage
(Approx.)

CVT unit

Connector Terminal Ground 10 – 16 V

F70 1

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

GO TO 2.

DETECT MALFUNCTIONING ITEMS

Check the following items:

Open or short circuit of harness between battery positive terminal and CVT unit connector terminal 1.
10A fuse (No.101).

Is the inspection result normal?

YES>>

INSPECTION END

NO>>

Repair or replace malfunctioning parts.

CHECK BATTERY POWER SUPPLY CIRCUIT OF TCM

Remove TCM. Refer to Removal and Installation.
Check the resistance between CVT unit connector and TCM harness connector.

CVT unit TCM Resistance

Terminal Connector Terminal

1 F116 34 1 Ω or less
Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 4.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

CHECK TERMINAL ASSEMBLY A

Check that terminal assembly A is not damaged.

Is the inspection result normal?

YES>>

Replace the TCM. Refer to Removal and Installation.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

P0914-00 Gear Shift Position

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0914	00	Gear shift position (Gear Shift Position Circuit)	1	Diagnosis condition	When the ignition switch is ON
				Signal	—
				Threshold	TCM receives a specific malfunction signal from the electric shift control module.
				Diagnosis delay time	—
			2	Diagnosis condition	—
				Signal	—
				Threshold	TCM cannot communicate normally with electric shift control module before electric shift control module goes to sleep. NOTE: P0914-00 is also detected when the following operations are performed. Remove the battery terminal before ignition switch is OFF. Remove the battery terminal immediately after ignition switch is OFF.
				Diagnosis delay time	—

POSSIBLE CAUSE

Battery
Harness or connector (Main power supply and ground circuit for electric shift control module)
Electric shift control system

FAIL-SAFE

It becomes the same fail-safe as the DTC (P0604, P0605, P0606, P0607, P060C, P062F, P06B1, P0780 and/or P07EE) detected by the electric shift control module. Refer to Fail-safe.

DTC CONFIRMATION PROCEDURE

CHECK DTC FOR ELECTRIC SHIFT CONTROL MODULE

With CONSULT

Perform “Self Diagnostic Results” in “SHIFT”.

Is any DTC detected?

YES>>

Perform diagnosis of detected DTC. Refer to Trouble Diagnosis Flow Chart.

NO>>

GO TO 2.

CHECK DTC DETECTION

Ignition switch OFF and wait for 60 seconds or more.
Start the engine and wait for 5 seconds or more.
Repeat step 1 to 2 five times.
Check the DTC.

Is “P0914–00” detected?

YES>>

Go to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK BATTERY VOLTAGE

Check battery. Refer to Work Flow.

Is the inspection result normal?

YES>>

GO TO 2.

NO>>

Charge or replace the battery.

CHECK MAIN POWER SUPPLY AND GROUND CIRCUIT FOR ELECTRIC SHIFT CONTROL MODULE

Check main power supply and ground circuit for electric shift control module. Refer to Diagnosis Procedure.

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Repair or replace malfunctioning parts.

CHECK DTC FOR ELECTRIC SHIFT CONTROL MODULE

With CONSULT

Perform “Self Diagnostic Results” in “SHIFT”.

Is any DTC detected?

YES>>

Perform diagnosis of detected DTC. Refer to DTC Index.

NO>>

GO TO 4.

CHECK DTC OF TCM

With CONSULT

Perform “Self Diagnostic Results” in “TRANSMISSION”.

Is any DTC detected?

YES>>

Perform diagnosis of detected DTC. Refer to DTC Index.

NO>>

GO TO 5.

PERFORM CAN COMMUNICATION LINE CHECK

For the diagnosis procedure, refer to Trouble Diagnosis Flow Chart.

Is the inspection result normal?

YES>>

Replace the TCM. Refer to Removal and Installation.

NO>>

Repair or replace the malfunctioning parts.

P0915-00 Gear Shift Position

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0915	00	Gear shift position (Gear Shift Position Circuit Range/Performance)	Diagnosis condition	When the ignition switch is ON
			Signal (terminal)	—
			Threshold (Assessment criteria)	When a detection signal of DTC P0915-00 is transmitted from the electric shift system. NOTE: For the detection condition of DTC P0915-00, refer to DTC Description.
			Diagnosis delay time	—

POSSIBLE CAUSE

Harness or connectors (Encoder circuit is open or shorted.)
Encoder (shift actuator)
Electric shift control module

FAIL-SAFE

Shifting operation is prohibited
Powertrain becomes neutral

DTC CONFIRMATION PROCEDURE

Refer to DTC P0915-00 description of electric shift system. Refer to DTC Description.

Diagnosis Procedure

Refer to DTC P0915-00 diagnosis procedure of electric shift system. Refer to DTC Diagnosis Procedure.

P0919-00 Gear Shift Position

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0919	00	Gear shift position (Gear Shift Position Control Error)	Diagnosis condition	When the ignition switch is ON
			Signal (terminal)	—
			Threshold (Assessment criteria)	When a detection signal of DTC P0919-00 is transmitted from the electric shift system. NOTE: For the detection condition of DTC P0919-00, refer to DTC Description.
			Diagnosis delay time	—

POSSIBLE CAUSE

Transaxle assembly
Shift actuator

FAIL-SAFE

Shifting operation is prohibited

DTC CONFIRMATION PROCEDURE

Refer to DTC P0919-00 description of electric shift system. Refer to DTC Description.

Diagnosis Procedure

Refer to DTC P0919-00 diagnosis procedure of electric shift system. Refer to Diagnosis Procedure.

P0960-00 Pressure Control Solenoid a

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0960	00	Pressure control solenoid A (Pressure Control Solenoid "A" Control Circuit/Open)	Diagnosis condition	Power supply voltage ≥ 10 V
			Signal	Line pressure solenoid valve drive signal
			Threshold	Solenoid valve drive circuit is diagnosed as open
			Diagnosis delay time	0.2 seconds

POSSIBLE CAUSE

Harness or connector
Line pressure solenoid valve
TCM

FAIL-SAFE

Lock-up is not performed
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine and wait for 5 seconds or more.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK LINE PRESSURE SOLENOID VALVE CIRCUIT

Check line pressure solenoid valve circuit. Refer to Diagnosis Procedure.

INSPECTION END

P0961-00 Pressure Control Solenoid a

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0961	00	Pressure control solenoid A (Pressure Control Solenoid "A" Control Circuit Range/Performance)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V c) Engine speed > 600 rpm d) Primary pulley speed > 450 rpm e) "Primary pulley speed ≥ 267 rpm" and "Secondary pulley speed ≥ 270 rpm" are experienced at least once. f) "0.5 sec passed after ignition ON" and "Secondary pulley speed > 43 rpm + 1/10" are experienced at least once. g) Acceleration and deceleration ≥ -0.05 G h) Idling is not being judged. i) The following i-1) or i-2) is satisfied. i-1) ABS Nissan Ariya vehicle speed ≤ 3 km/h (2 MPH) i-2) Secondary pulley speed > 150 rpm
			Signal	—
			Threshold	DTC is detected when one of the following conditions a) to b) are satisfied twice in the same DC: a) Primary pulley speed / Secondary pulley speed > 3.303 : Continue for 0.2 sec b) Primary pulley speed / Secondary pulley speed > 4.103 : Continue for 0.1 sec (Interval (diagnosis masking time) after first judgement must be 1 sec or more.)
			Diagnosis delay time	—

POSSIBLE CAUSE

Harness or connector
Line pressure solenoid valve
Control valve assembly
Secondary speed sensor
TCM

FAIL-SAFE

When a malfunction occurs on the low oil pressure side

Start is slow
Acceleration is slow
Lock-up is not performed
Nissan Ariya Vehicle speed is not increased
Stop/start system prohibited^*

*: With stop/start system

When a malfunction occurs on the high oil pressure side

Start is slow
Acceleration is slow
Lock-up is not performed
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 10 seconds or more.

Shift position : "D" position

Accelerator pedal opening : 0.5/8 or more

Nissan Ariya Vehicle speed : 40 km/h (25 MPH) or more

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

INSPECT CVT CHAIN BELT

Inspect the CVT chain belt. Refer to Component Inspection.

Is CVT chain belt OK?

YES>>

GO TO 2.

NO>>

GO TO 5.

CHECK SECONDARY SPEED SENSOR (1)

Check secondary speed sensor. Refer to Diagnosis Procedure.

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Repair or replace damaged part.

CHECK LINE PRESSURE SOLENOID VALVE CIRCUIT (1)

Remove TCM. Refer to Removal and Installation.
Remove oil pan. Refer to Removal and Installation.
Disconnect control valve harness connector. Refer to Removal and Installation.
Check the resistance between TCM harness connector and control valve harness connector.

Circuit TCM Control valve Resistance

Connector Terminal Connector Terminal

Line pressure solenoid valve F116 18 F118 8 1 Ω or less
Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 4.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

REPLACE CONTROL VALVE

Replace control valve assembly. Refer to Removal and Installation.

GO TO 9.

CHECK SECONDARY SPEED SENSOR (2)

Check secondary speed sensor. Refer to Diagnosis Procedure.

Is the inspection result normal?

YES>>

GO TO 6.

NO>>

Repair or replace damaged part.
GO TO 6.

CHECK LINE PRESSURE SOLENOID VALVE CIRCUIT (2)

Remove TCM. Refer to Removal and Installation.
Remove oil pan. Refer to Removal and Installation.
Disconnect control valve harness connector. Refer to Removal and Installation.
Check the resistance between TCM harness connector and control valve harness connector.

Circuit TCM Control valve Resistance

Connector Terminal Connector Terminal

Line pressure solenoid valve F116 18 F118 8 1 Ω or less
Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 7.

NO>>

GO TO 8.

REPLACE BELT AND PULLEY ASSEMBLY AND CONTROL VALVE

Replace belt and pulley assembly and control valve. Refer to Disassembly & Assembly.

GO TO 9.

REPLACE BELT AND PULLEY ASSEMBLY, CONTROL VALVE, AND TERMINAL ASSEMBLY B

Replace belt and pulley assembly, control valve, and terminal assembly B. Refer to Disassembly & Assembly.

GO TO 9.

CHECK DTC CONFIRMATION PROCEDURE

Perform DTC confirmation procedure. Refer to DTC Description.

Is DTC detected?

YES>>

Replace TCM. Refer to Removal and Installation.

NO>>

INSPECTION END

P0962-00 Pressure Control Solenoid a

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0962	00	Pressure control solenoid A (Pressure Control Solenoid "A" Control Circuit Low)	Diagnosis condition	Power supply voltage ≥ 10 V
			Signal	Line pressure solenoid valve drive signal
			Threshold	When solenoid valve drive circuit is diagnosed as short to the ground
			Diagnosis delay time	0.2 seconds

POSSIBLE CAUSE

Harness or connector
Line pressure solenoid valve
TCM

FAIL-SAFE

Lock-up is not performed
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine and wait for 5 seconds or more.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK LINE PRESSURE SOLENOID VALVE CIRCUIT

Check line pressure solenoid valve circuit. Refer to Diagnosis Procedure.

INSPECTION END

P0963-00 Pressure Control Solenoid a

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0963	00	Pressure control solenoid A (Pressure Control Solenoid "A" Control Circuit High)	Diagnosis condition	Power supply voltage ≥ 10 V
			Signal	Line pressure solenoid valve drive signal
			Threshold	When solenoid valve drive circuit is diagnosed as short to the battery
			Diagnosis delay time	0.2 seconds

POSSIBLE CAUSE

Harness or connector
Line pressure solenoid valve
TCM

FAIL-SAFE

Lock-up is not performed
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine and wait for 5 seconds or more.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK LINE PRESSURE SOLENOID VALVE CIRCUIT

Check line pressure solenoid valve circuit. Refer to Diagnosis Procedure.

INSPECTION END

P0964-00 Pressure Control Solenoid B

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0964	00	Pressure control solenoid B (Pressure Control Solenoid "B" Control Circuit/Open)	Diagnosis condition	Power supply voltage ≥ 10 V
			Signal	Primary pressure solenoid valve drive signal
			Threshold	When solenoid valve drive circuit is diagnosed as open circuit
			Diagnosis delay time	0.2 seconds

POSSIBLE CAUSE

Harness or connector
Primary pressure solenoid valve
Control valve assembly
TCM

FAIL-SAFE

Vehicle speed < 40 km/h (25 MPH) or Input speed < 1300 rpm
- Selector shock is large
- Start is slow
- Acceleration is slow
- Lock-up is not performed
Other then the above
- Selector shock is large
- Start is slow
- Acceleration is slow
- Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine and wait for 5 seconds or more.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK PRIMARY PRESSURE SOLENOID VALVE CIRCUIT

Check primary pressure solenoid valve circuit. Refer to Diagnosis Procedure.

INSPECTION END

P0966-00 Pressure Control Solenoid B

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0966	00	Pressure control solenoid B (Pressure Control Solenoid "B" Control Circuit Low)	Diagnosis condition	Power supply voltage ≥ 10 V
			Signal	Primary pressure solenoid valve drive signal
			Threshold	When solenoid valve drive circuit is diagnosed as short to the ground
			Diagnosis delay time	0.2 seconds

POSSIBLE CAUSE

Harness or connector
Primary pressure solenoid valve
TCM

FAIL-SAFE

Vehicle speed < 40 km/h (25 MPH) or Input speed < 1300 rpm
- Selector shock is large
- Start is slow
- Acceleration is slow
- Lock-up is not performed
Other then the above
- Selector shock is large
- Start is slow
- Acceleration is slow
- Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine and wait for 5 seconds or more.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK PRIMARY PRESSURE SOLENOID VALVE CIRCUIT

Check primary pressure solenoid valve circuit. Refer to Diagnosis Procedure.

INSPECTION END

P0967-00 Pressure Control Solenoid B

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0967	00	Pressure control solenoid B (Pressure Control Solenoid "B" Control Circuit High)	Diagnosis condition	Power supply voltage ≥ 10 V
			Signal	Primary pressure solenoid valve drive signal
			Threshold	When solenoid valve drive circuit is diagnosed as short to the battery
			Diagnosis delay time	0.2 seconds

POSSIBLE CAUSE

Harness or connector
Primary pressure solenoid valve
Control valve assembly
TCM

FAIL-SAFE

Vehicle speed < 40 km/h (25 MPH) or Input speed < 1300 rpm
- Selector shock is large
- Start is slow
- Acceleration is slow
- Lock-up is not performed
Other then the above
- Selector shock is large
- Start is slow
- Acceleration is slow
- Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine and wait for 5 seconds or more.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK PRIMARY PRESSURE SOLENOID VALVE CIRCUIT

Check primary pressure solenoid valve circuit. Refer to Diagnosis Procedure.

INSPECTION END

P0968-00 Pressure Control Solenoid C

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0968	00	Pressure control solenoid C (Pressure Control Solenoid "C" Control Circuit/Open)	Diagnosis condition	Power supply voltage ≥ 10 V
			Signal	Secondary pressure solenoid valve drive signal
			Threshold	When solenoid valve drive circuit is diagnosed as open
			Diagnosis delay time	0.2 seconds

POSSIBLE CAUSE

Harness or connector
Secondary pressure solenoid valve
TCM

FAIL-SAFE

Start is slow
Acceleration is slow
Lock-up is not performed
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine and wait for 5 seconds or more.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SECONDARY PRESSURE SOLENOID VALVE CIRCUIT

Check secondary pressure solenoid valve circuit. Refer to Diagnosis Procedure.

INSPECTION END

P0970-00 Pressure Control Solenoid C

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0970	00	Pressure control solenoid C (Pressure Control Solenoid "C" Control Circuit Low)	Diagnosis condition	Power supply voltage ≥ 10 V
			Signal	Secondary pressure solenoid valve drive signal
			Threshold	When solenoid valve drive circuit is diagnosed as short to the ground
			Diagnosis delay time	0.2 seconds

POSSIBLE CAUSE

Harness or connector
Secondary pressure solenoid valve
TCM

FAIL-SAFE

Vehicle speed < 40 km/h (25 MPH) or Input speed < 1300 rpm
- Selector shock is large
- Start is slow
- Acceleration is slow
- Lock-up is not performed
Other then the above
- Selector shock is large
- Start is slow
- Acceleration is slow
- Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine and wait for 5 seconds or more.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SECONDARY PRESSURE SOLENOID VALVE CIRCUIT

Check secondary pressure solenoid valve circuit. Refer to Diagnosis Procedure.

INSPECTION END

P0971-00 Pressure Control Solenoid C

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P0971	00	Pressure control solenoid C (Pressure Control Solenoid "C" Control Circuit High)	Diagnosis condition	Power supply voltage ≥ 10 V
			Signal	Secondary pressure solenoid valve drive signal
			Threshold	When solenoid valve drive circuit is diagnosed as short to the battery
			Diagnosis delay time	0.2 seconds

POSSIBLE CAUSE

Harness or connector
Secondary pressure solenoid valve
TCM

FAIL-SAFE

Vehicle speed < 40 km/h (25 MPH) or Input speed < 1300 rpm
- Selector shock is large
- Start is slow
- Acceleration is slow
- Lock-up is not performed
Other then the above
- Selector shock is large
- Start is slow
- Acceleration is slow
- Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine and wait for 5 seconds or more.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SECONDARY PRESSURE SOLENOID VALVE CIRCUIT

Check secondary pressure solenoid valve circuit. Refer to Diagnosis Procedure.

INSPECTION END

P1588-00 Decel G Sensor

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P1588	00	G sensor (Decel G Sensor Performance)	Diagnosis condition	Power supply voltage ≥ 10 V
			Signal	Decel G sensor signal
			Threshold	DTC is detected when the all of the following conditions a) to b) are satisfied twice in the same DC: a) \| Variation of acceleration/deceleration \| ≥ 0.0273 G b) \| Variation of G after passing Filter \| ≦ 0.011 G : Continue for 1 sec
			Diagnosis delay time	5 seconds × 2 count

NOTE:

DC stands for “DRIVING CYCLE” and indicates a series of driving cycle of “Ignition switch OFF → ON → driving → OFF”.

POSSIBLE CAUSE

Decel G sensor
ABS actuator and electric unit (control unit)
Harness or connector (CAN communication line is error)
Supply voltage of ABS actuator and electric unit (control unit)

FAIL-SAFE

Not changed from normal driving

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

Start the engine.
Select “Data Monitor” in “TRANSMISSION”.
Select “G speed”.
Drive the Nissan Ariya vehicle and maintain the following conditions for 10 seconds or more.

Shift position : “D” position

Vhiecle speed : More than 1 km/h (1 MPH)

G speed : 0.05 G or more

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.

CAUTION:
Never stop the engine.
Repeat steps 4 through 5.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK DTC (ABS)

Check “Self Diagnostic Results” and "Network-DTC" in “ABS”.

Is any DTC detected?

YES>>

Check DTC detected item. Refer to DTC Index.

NO>>

WORK END

P159c-00 Decel G Sensor

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P159C	00	G sensor (Decel G Sensor Out of Range Low)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Power supply voltage ≥ 10 V b) Nissan Ariya Vehicle speed > 0 km/h (0 MPH)
			Signal	Decel G sensor signal
			Threshold	DTC is detected when the following condition a) is satisfied twice in the same DC: b) \| Variation of acceleration/deceleration \| ≦ -1.9 G (after passing filter)
			Diagnosis delay time	5 seconds × 2 count

NOTE:

DC stands for “DRIVING CYCLE” and indicates a series of driving cycle of “Ignition switch OFF → ON → driving → OFF”.

POSSIBLE CAUSE

Decel G sensor
ABS actuator and electric unit (control unit)
Harness or connector (CAN communication line is error)
Supply voltage of ABS actuator and electric unit (control unit)

FAIL-SAFE

Not changed from normal driving

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

Start the engine.
Select “Data Monitor” in “TRANSMISSION”.
Select “G speed”.
Drive the Nissan Ariya vehicle and maintain the following conditions for 10 seconds or more.

Shift position : “D” position

Vhiecle speed : More than 1 km/h (1 MPH)

G speed : More than -1.9 G

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.

CAUTION:
Never stop the engine.
Repeat steps 4 through 5.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK DTC (ABS)

Check “Self Diagnostic Results” and "Network-DTC" in “ABS”.

Is any DTC detected?

YES>>

Check DTC detected item. Refer to DTC Index.

NO>>

WORK END

P159d-00 Decel G Sensor

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P159D	00	G sensor (Decel G Sensor Out of Range High)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Power supply voltage ≥ 10 V b) Nissan Ariya Vehicle speed > 0 km/h (0 MPH)
			Signal	Decel G sensor signal
			Threshold	DTC is detected when the following condition a) is satisfied twice in the same DC: b) \| Variation of acceleration/deceleration \| ≥ 1.9 G (after passing filter)
			Diagnosis delay time	5 seconds × 2 count

NOTE:

DC stands for “DRIVING CYCLE” and indicates a series of driving cycle of “Ignition switch OFF → ON → driving → OFF”.

POSSIBLE CAUSE

Decel G sensor
ABS actuator and electric unit (control unit)
Harness or connector (CAN communication line is error)
Supply voltage of ABS actuator and electric unit (control unit)

FAIL-SAFE

Not changed from normal driving

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

Start the engine.
Select “Data Monitor” in “TRANSMISSION”.
Select “G speed”.
Drive the Nissan Ariya vehicle and maintain the following conditions for 10 seconds or more.

Shift position : “D” position

Vhiecle speed : More than 1 km/h (1 MPH)

G speed : 0.05 G or more

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.

CAUTION:
Never stop the engine.
Repeat steps 4 through 5.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK DTC (ABS)

Check “Self Diagnostic Results” and "Network-DTC" in “ABS”.

Is any DTC detected?

YES>>

Check DTC detected item. Refer to DTC Index.

NO>>

WORK END

P17f0-07 Cvt Judder (t/m Inspection)

DTC Description

NOTE:

The customer reports CVT judder (shake, shudder, single or multiple bumps or vibration) hesitation on acceleration, lack of power or RPM flare. And If DTC P17F0-07 is detected on customer's Nissan Ariya vehicle, this diagnosis is required. However, if DTC P17F0-07 is detected on the vehicle without the above phenomena, this diagnosis is not required. (Because DTC may be detected even if there is no problem.)

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P17F0	07	CVT judder (transmission Inspection) [CVT Judder (Transmission inspection)]	Diagnosis condition	—
			Signal	—
			Threshold	Malfunction in chain belt and pulleys
			Diagnosis delay time	—

POSSIBLE CAUSE

CVT chain belt and pulleys

FAIL-SAFE

Not changed from normal driving

CONFIRMATION PROCEDURE

NOTE:

CHECK DTC DETECTION

With CONSULT

Ignition switch ON and wait for 10 seconds.
Start the engine.
Perform test drive for 5 minutes or more.

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Check the DTC.

Is "P17F0-07" detected and is "judder" (shake, shudder, single or multiple bumps or viblation) occurred?

YES>>

Proceed to DTC Diagnosis Procedure.

NO>>

INSPECTION END

DTC Diagnosis Procedure

REPLACE TRANSAXLE ASSEMBLY

Replace transaxle assembly. Refer to Removal and Installation.

WORK END

P17f1-07 Cvt Judder (c/v Inspection)

DTC Description

NOTE:

The customer reports CVT judder (shake, shudder, single or multiple bumps or vibration) hesitation on acceleration, lack of power or RPM flare. And If DTC P17F1-07 is detected on customer's Nissan Ariya vehicle, this diagnosis is required. However, if DTC P17F1-07 is detected on the vehicle without the above phenomena, this diagnosis is not required. (Because DTC may be detected even if there is no problem.)

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P17F1	07	CVT judder (control valve inspection) [CVT judder (Control Valve Inspection)]	Diagnosis condition	—
			Signal	—
			Threshold	CVT hydraulic pressure variation detected
			Diagnosis delay time	—

POSSIBLE CAUSE

Control valve
CVT chain belt

FAIL-SAFE

Not changed from normal driving

CONFIRMATION PROCEDURE

NOTE:

CHECK DTC DETECTION

With CONSULT

Ignition switch ON and wait for 10 seconds.
Start the engine.
Perform test drive for 5 minutes or more.

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Check the DTC.

Is "P17F1-07" detected and is "judder" (shake, shudder, single or multiple bumps or viblation) occurred?

YES>>

Proceed to DTC Diagnosis Procedure.

NO>>

INSPECTION END

DTC Diagnosis Procedure

CHECK DTC PRIORITY

When DTC P17F1-07 is displayed together with P17F0-07, diagnose first the P17F0-07.

Is DTC P17F0-07 detected?

YES>>

Perform diagnosis of DTC P17F0-07. Refer to DTC Diagnosis Procedure.

NO>>

GO TO 2.

INSPECT CVT CHAIN BELT

Inspect the CVT chain belt. Refer to Component Inspection.

Is CVT chain belt OK?

YES>>

GO TO 3.

NO>>

GO TO 4.

INSTALL NEW CONTROL VALVE

Install new control valve. Refer to Removal and Installation.

WORK END

REPLACE TRANSAXLE ASSEMBLY

Replace transaxle assembly. Refer to Removal and Installation.

WORK END

P17f2-07 Cvt Judder (t/c Inspection)

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P17F2	07	CVT judder (torque converter inspection) [CVT judder (Torque Converter Inspection)]	Diagnosis condition	—
			Signal	—
			Threshold	Malufunction in torque converter
			Diagnosis delay time	—

POSSIBLE CAUSE

Torque converter

FAIL-SAFE

Not changed from normal driving

CONFIRMATION PROCEDURE

CAUTION:

Be careful of the driving speed.

CHECK DTC DETECTION

With CONSULT

Start the engine.
With the accelerator pedal position 1/8, accelerate the Nissan Ariya vehicle from 0 km/h (0 MPH) to 50 km/h (31 MPH).
Drive the vehicle at 50 km/h (31 MPH) constant speed for 15 seconds.
Stop the Nissan Ariya vehicle with a brake force which allows the vehicle to stop in 10 to 20 seconds.
Repeat steps 2 to 4 above 5 times.
Check the DTC.

Is "P17F2-07" detected?

YES>>

Proceed to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

REPLACE TORQUE CONVERTER

Remove transaxle assembly. Refer to Removal and Installation.
Replace torque converter. Refer to Exploded View.

WORK END

P187e-09 T/m System Malfunction

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P187E	09	Transmission system malfunction (T/M System Malfunction)	Diagnosis condition	—
			Signal	—
			Threshold	When TCM detects DTC* related to the CVT system warning, TCM displays DTC P187E-09
			Diagnosis delay time	—

NOTE:

*: For DTCs that the CVT system warning displays, refer to DTC Index.

POSSIBLE CAUSE

Narrow DTC* down from related to the CVT system warning.

*: For DTCs that the CVT system warning displays, refer to DTC Index.

FAIL-SAFE

No impact to vehicle behavior

DTC CONFIRMATION PROCEDURE

When TCM detects DTC related to the CVT system warning, DTC P187E-09 is set up. When DTC P187E-09 is detected, check the other DTC detected at the same time. Refer to DTC Diagnosis Procedure.

DTC Diagnosis Procedure

CHECK DTC PRIORITY

With CONSULT

Perform “Self Diagnostic Results” in “TRANSMISSION”.
Check the DTC whether it is related to the CVT system warning. Refer to DTC Index.

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Index.

NO>>

GO TO 2.

CHECK DTC DETECTION

With CONSULT

Start the engine.
Select “Data Monitor” in “TRANSMISSION”.
Select “Transmission warning indicator DTC”.
Confirm that detected DTC.

Is any DTC detected?

YES>>

Review the detected DTC in the past which was displayed in the "Data Monitor". Refer to DTC Index.

NO>>

INSPECTION END

P188e-00 Electric Oil Pump

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P188E	00	Electric oil pump (Electric Oil Pump)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V c) After ignition on, 1 sec has elapsed.
			Signal	—
			Threshold	DTC is detected when one of the following conditions a) to i) is satisfied: a) ASIC diagnosis error b) Regulator voltage error c) Microcomputer/Sensor voltage error d) Over temperature error e) Inverter error f) Angle sensor error g) Motor error h) Communication error
			Diagnosis delay time	1.9 seconds

POSSIBLE CAUSE

Harness or connector
Electric oil pump

FAIL-SAFE

Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Check the DTC.

Is DTC detected?

YES>>

Proceed to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident .

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK ELECTRIC OIL PUMP POWER SUPPLY

Ignition switch OFF.
Disconnect CVT unit harness connector.
Ignition switch ON.
Check the voltage between electric oil pump harness connector terminal and ground.

+ - Voltage (Approx.)

CVT unit

Connector Terminal

F60 14 Ground 10 - 16 V

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

GO TO 2.

CHECK ELECTRIC OIL PUMP POWER SUPPLY CIRCUIT (1)

Check harness for short or open between battery and CVT unit harness connector terminal 14.

Is the inspection result normal?

YES>>

INSPECTION END

NO>>

Repair or replace malfunctioning parts.

CHECK ELECTRIC OIL PUMP GROUND CIRCUIT (1)

Ignition switch OFF.
Check the continuity between CVT unit harness connector terminal and ground.

CVT unit - Continuity

Connector Terminal

F60 15 Ground Existed

Is the inspection result normal?

YES>>

GO TO 4.

NO>>

Repair or replace malfunctioning parts.

CHECK ELECTRIC OIL PUMP GROUND CIRCUIT (2)

Disconnect electric oil pump terminal 5. Refer to Removal and Installation.
Check the continuity between CVT unit connector terminal and electric oil pump harness terminal.

CVT unit Electric oil pump Continuity

Terminal Connector Terminal

15 F121 5 Existed

Is the inspection result normal?

YES>>

GO TO 5.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

CHECK ELECTRIC OIL PUMP POWER SUPPLY CIRCUIT (2)

Disconnect electric oil pump terminal 4. Refer to Removal and Installation.
Check the continuity between CVT unit connector terminal and electric oil pump harness terminal.

CVT unit Electric oil pump Continuity

Terminal Connector Terminal

14 F120 4 Existed

Is the check result normal?

YES>>

GO TO 6.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

CHECK TERMINAL ASSEMBLY A

Check that terminal assembly A is not damaged.

Is the inspection result normal?

YES>>

GO TO 7.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

CHECK ELECTRIC OIL PUMP CAN CIRCUIT

Remove TCM. Refer to Removal and Installation.
Disconnect electric oil pump harness connector.
Check the resistance between TCM harness connector terminal and electric oil pump harness connector terminal.

TCM Electric oil pump Resistance

Connector Terminal Connector Terminal

F115 1 F119 2 1 Ω or less

10 1

Is the inspection result normal?

YES>>

GO TO 8.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

CHECK TERMINAL ASSEMBLY B

Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

Replace electric oil pump. Refer to Removal and Installation.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

P18a5-00 Automatic Park Function Cancellation

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detecting condition
P18A5	00	Auto park function cancellation (Automatic park function cancellation)	Diagnosis condition	—
			Signal (terminal)	—
			Threshold	When the automatic park function is canceled
			Diagnosis delay time	Immediately

POSSIBLE CAUSE

—

FAIL-SAFE

Automatic park function does not active when ignition switch turns OFF

Confirmation Procedure

PREPARATION BEFORE WORK

If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always ignition switch OFF and wait at least 10 seconds before conducting the next test.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Ignition switch ON.
Check the DTC.

Is DTC detected?

YES>>

Proceed to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

ACTIVATE AUTOMATIC PARK FUNCTION

With CONSULT

Ignition switch ON.
Select "Cancel automatic park function" in "Work Support" of " TRANSMISSION".
Change the status of "Cancel automatic park function" from "On" to "Off", and then touch "End".

WORK END

P18ab-00 Ignition Sw

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P18AB	00	Ignition switch [Ignition Switch (Electric Shift)]	Diagnosis condition	When the ignition switch is ON
			Signal	Ignition switch signal
			Threshold	Ignition switch signal (TCM #25 terminal) and ignition signal received from IPDM E/R do not match.
			Diagnosis delay time	1.5 seconds

POSSIBLE CAUSE

CAN communication error (U215B-87)
IPDM E/R
Harness or connectors

[Ignition switch signal circuit (TCM #25 terminal) is shorted]

[Ignition switch signal circuit (IPDM E/R #2 terminal) is open or shorted]

FAIL-SAFE

Automatic P position may be disabled

DTC CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC P18AB-00 is displayed with DTC U215B-87, first perform the trouble diagnosis for DTC U215B-87

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. Refer to DTC Description.

NO>>

GO TO 2.

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 3.

PERFORM DTC CONFIRMATION PROCEDURE

Ignition switch ON and wait for at least 5 seconds.
Check DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK IGNITION SWITCH CIRCUIT (IPDM E/R)

Check IPDM E/R ignition switch circuit (#2 terminal). Refer to Diagnosis Procedure.

Is the inspection results normal?

YES>>

GO TO 2.

NO>>

Repair or replace damaged parts.

CHECK IGNITION SWITCH CIRCUIT (TCM)

Check TCM ignition switch circuit (#25 terminal). Refer to Diagnosis Procedure.

Is the inspection results normal?

YES>>

INSPECTION END

NO>>

Repair or replace damaged parts.

P271e-00 Wheel Torque Calculation Signal

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P271E	00	Wheel torque calculation signal	1	Diagnosis condition	When the ignition switch is ON
				Signal	—
				Threshold	Diagnosis is permitted when all of the following conditions are satisfied: a) Transmission gear ratio: Less than "Estimated gear ratio/1.25" b) Select solenoid valve monitor current: Less than 900 mA
				Diagnosis delay time	50 seconds
			2	Diagnosis condition	When the ignition switch is ON
				Signal	—
				Threshold	Friction torque calculation value: 23.0 Nm or more
				Diagnosis delay time	5 seconds
			3	Diagnosis condition	When the ignition switch is ON
				Signal	—
				Threshold	Mechanical oil pump torque: 23.0 Nm or more
				Diagnosis delay time	5 seconds
			4	Diagnosis condition	When the ignition switch is ON
				Signal	—
				Threshold	Diagnosis is permitted when all of the following conditions are satisfied: a) Torque converter torque ratio: Less than "Estimated torque converter torque ratio/1.25" b) Select solenoid valve monitor current: Less than 900 mA
				Diagnosis delay time	50 seconds

POSSIBLE CAUSE

TCM

FAIL-SAFE

Not changed from normal driving

DTC CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

When DTC "P271E-00" is displayed together with "P0793-00" or "P2808-00", diagnose first the "P0793-00" or "P2808-00".

Is "P0793-00" or "P2808-00" detected?

YES>>

Perform diagnosis of P2813-00. Refer to DTC Index.

NO>>

GO TO 2.

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 3.

CHECK DTC DETECTION

With CONSULT

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 60 seconds or more.

Shift position : "D" position

Nissan Ariya Vehicle speed : 40 km/h (25 MPH) or more

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Check the DTC.

Is "P271E-00" detected?

YES>>

Go to DTC Diagnosis Procedure.

NO>>

INSPECTION END

DTC Diagnosis Procedure

REPLACE TCM

Replace TCM. Refer to Removal and Installation.

WORK END

P272a-00 Motor a

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P272A	00	Transmission range select motor control (Motor A Control Circuit)	Diagnosis condition	When the ignition switch is ON
			Signal (terminal)	—
			Threshold	When a detection signal of DTC P272A-00 is transmitted from the electric shift system. NOTE: For the detection condition of DTC P272A-00, Refer to DTC Description.
			Diagnosis delay time	—

POSSIBLE CAUSE

Harness or connectors
- Shift actuator relay circuit is open.
- Shift actuator motor (U phase / V phase / W phase) circuit is open.
Shift actuator relay (OFF stuck or internal disconnection)
Motor coil (shift actuator)
Electric shift control module

FAIL-SAFE

No impact to vehicle behavior

Shifting operation is prohibited
Powertrain becomes neutral

CONFIRMATION PROCEDURE

Refer to DTC P272A-00 description of electric shift system. Refer to DTC Description.

DTC Diagnosis Procedure

Refer to DTC P272A-00 diagnosis procedure of electric shift system. Refer to DTC Diagnosis Procedure.

P272b-00 Motor a

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P272B	00	Transmission range select motor control (Motor A Control Circuit Current Too High)	Diagnosis condition	When the ignition switch is ON
			Signal (terminal)	—
			Threshold (Assessment criteria)	When a detection signal of DTC P272B-00 is transmitted from the electric shift system. NOTE: For the detection condition of DTC P272B-00, refer to DTC Description.
			Diagnosis delay time	—

POSSIBLE CAUSE

Harness or connectors
Motor coil (U phase / V phase / W phase) circuit is shorted to power.
Electric shift control module

FAIL-SAFE

Shifting operation is prohibited
Powertrain becomes neutral

DTC CONFIRMATION PROCEDURE

Refer to DTC P272B-00 description of electric shift system. Refer to DTC Description.

Diagnosis Procedure

Refer to DTC P272B-00 diagnosis procedure of electric shift system. Refer to DTC Diagnosis Procedure.

P2765-00 Input Speed Sensor B

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P2765	00	Input/Turbine shaft speed sensor B (Input/Turbine Shaft Speed Sensor "B" Circuit)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V
			Signal	Secondary speed sensor signal
			Threshold	DTC is detected when one of the following conditions a) to b) are satisfied: Secondary speed sensor signal voltage: a) 4.311 V ≤ sensor signal < 4.6 V b) 0.108 V ≤ sensor signal < 0.719 V
			Diagnosis delay time	0.2 seconds

POSSIBLE CAUSE

Harness or connector
Secondary speed sensor
TCM

FAIL-SAFE

Lock-up is not performed
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 10 seconds or more.

Shift position : “D” position

Nissan Ariya Vehicle speed : 40 km/h (25 MPH) or more

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SECONDARY SPEED SENSOR CIRCUIT

Check secondary speed sensor circuit. Refer to Diagnosis Procedure.

INSPECTION END

P2766-00 Input Speed Sensor B

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P2766	00	Input/Turbine shaft speed sensor B (Input/Turbine Shaft Speed Sensor "B" Circuit Range/Performance)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V c) Range : D d) Input speed sensor and primary pulley speed sensor: Normal
			Signal	Secondary speed sensor signal
			Threshold	DTC is detected when one of the following conditions a) to b) are satisfied: a) Current pulse frequency / Last pulse frequency ≥2 b) Current pulse frequency / Last pulse frequency ≤1/2
			Diagnosis delay time	—

POSSIBLE CAUSE

Harness or connector
Secondary speed sensor (source reading input speed sensor value)
TCM

FAIL-SAFE

Lock-up is not performed
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 10 seconds or more.

Shift position : "D" position

Nissan Ariya Vehicle speed : 40 km/h (25 MPH) or more

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SECONDARY SPEED SENSOR CIRCUIT

Check secondary speed sensor circuit. Refer to Diagnosis Procedure.

INSPECTION END

P2767-00 Input Speed Sensor B

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P2767	00	Input/Turbine shaft speed sensor B (Input/Turbine Shaft Speed Sensor "B" Circuit No Signal)	1	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Time passed after changing the range > 2 sec b) Power supply voltage ≥ 10 V
				Signal	Secondary speed sensor signal
				Threshold	DTC is detected when the following conditions a) and b) are satisfied: a) Secondary pulley speed < 150 rpm b) Primary pulley speed ≥ 1000 rpm
				Diagnosis delay time	5 seconds
			2	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Time passed after changing the range > 2 sec b) Power supply voltage ≥ 10 V
				Signal	Input speed sensor signal
				Threshold	DTC is detected when the following conditions a) and b) are satisfied: a) Last secondary pulley speed ≥ 1000 rpm b) Current secondary pulley speed ≤ 240 rpm
				Diagnosis delay time	0.5 seconds

POSSIBLE CAUSE

Harness or connector
Secondary speed sensor
TCM
Control valve assembly
Secondary pressure solenoid valve

FAIL-SAFE

Lock-up is not performed
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

CAUTION:

Be careful of the driving speed.

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 10 seconds or more.

Shift position : "D" position

Nissan Ariya Vehicle speed : 40 km/h (25 MPH) or more

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK DTC PRIORITY

When DTC P2767-00 is displayed together with any following DTC, diagnose first the other DTC.

P0746-00, P0747-00, P0776-00, P0777-00, P0796-00, P0797-00

Is applicable DTC detected?

YES>>

Perform diagnosis of applicable. DTC Index.

NO>>

GO TO 2.

CHECK SECONDARY SPEED SENSOR CIRCUIT

Check secondary speed sensor circuit. Refer to Diagnosis Procedure.

INSPECTION END

P2768-00 Input Speed Sensor B

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P2768	00	Input/Turbine shaft speed sensor B (Input/Turbine Shaft Speed Sensor "B" Circuit Intermittent)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V
			Signal	Secondary speed sensor signal
			Threshold	Secondary pulley speed > 12470 rpm
			Diagnosis delay time	2 seconds

POSSIBLE CAUSE

Harness or connector
Secondary speed sensor
TCM

FAIL-SAFE

Not changed from normal driving

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 10 seconds or more.

Shift position : "D" position

Nissan Ariya Vehicle speed : 80 km/h (49 MPH) or more

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SECONDARY SPEED SENSOR CIRCUIT

Check secondary speed sensor circuit. Refer to Diagnosis Procedure.

INSPECTION END

P2769-00 Torque Converter Clutch

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P2769	00	Torque converter clutch (Torque Converter Clutch Circuit Low)	Diagnosis condition	Power supply voltage ≥ 10 V
			Signal	Torque converter clutch solenoid valve drive signal
			Threshold	When solenoid valve drive circuit is diagnosed as short to the ground
			Diagnosis delay time	0.2 seconds

POSSIBLE CAUSE

Harness or connector
Torque converter clutch solenoid valve
TCM

FAIL-SAFE

Start is slow
Acceleration is slow
Lock-up is not performed
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 10 seconds or more.

Shift position : "D" position

CVT fluid temperature : 20 °C (68 °F) or more

Nissan Ariya Vehicle speed : 40 km/h (25 MPH) or more

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Check the DTC.

Is “P2769-00” detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK TORQUE CONVERTER CLUTCH SOLENOID VALVE CIRCUIT

Check torque converter clutch solenoid valve circuit. Refer to Diagnosis Procedure.

INSPECTION END

P2770-00 Torque Converter Clutch

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P2770	00	Torque converter clutch (Torque Converter Clutch Circuit High)	Diagnosis condition	Power supply voltage ≥ 10 V
			Signal	Torque converter clutch solenoid valve drive signal
			Threshold	When solenoid valve drive circuit is diagnosed as short to the battery
			Diagnosis delay time	0.2 seconds

POSSIBLE CAUSE

Harness or connector
Torque converter clutch solenoid valve
TCM

FAIL-SAFE

Start is slow
Acceleration is slow
Engine stops when shift to “D” position during stopping the Nissan Ariya vehicle.
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 10 seconds or more.

Shift position : "D" position

CVT fluid temperature : 20 °C (68 °F) or more

Nissan Ariya Vehicle speed : 80 km/h (49 MPH) or more

CAUTION:
Be careful of the driving speed.
Stop the Nissan Ariya vehicle.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK TORQUE CONVERTER CLUTCH SOLENOID VALVE CIRCUIT

Check torque converter clutch solenoid valve circuit. Refer to Diagnosis Procedure.

INSPECTION END

P27a1-00 Electric Oil Pump

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P27A1	00	Electric/auxiliary transmission fluid pump A (Electric/Auxiliary Transmission Fluid Pump "A" Stuck On)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V c) After ignition on, 1 sec has elapsed. d) Target electric oil pump speed ≤ 0 rpm
			Signal	—
			Threshold	Electric oil pump speed > 250 rpm
			Diagnosis delay time	2 seconds

POSSIBLE CAUSE

Electric oil pump

FAIL-SAFE

Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Ignition switch ON.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

REPLACE ELECTRIC OIL PUMP

Replace electric oil pump. Refer to Removal and Installation.

WORK END

P27a3-00 Electric Oil Pump

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P27A3	00	Electric/auxiliary transmission fluid pump B (Electric/Auxiliary Transmission Fluid Pump "B" Performance/Stuck Off)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V c) After ignition on, 1 sec has elapsed. d) Target electric oil pump speed ≥ 500 rpm e) Electric oil pump current > 30 A
			Signal	—
			Threshold	Electric oil pump speed < 50 rpm
			Diagnosis delay time	2 seconds

POSSIBLE CAUSE

Electric oil pump
Control valve assembly

FAIL-SAFE

Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Ignition switch ON and wait for at 20 seconds.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

REPLACE ELECTRIC OIL PUMP

Replace electric oil pump. Refer to Removal and Installation.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Perform DTC confirmation procedure. Refer to DTC Description.

Is the inspection result normal?

YES>>

INSPECTION END

NO>>

Replace control valve assembly. Refer to Removal and Installation.

P27a4-00 Electric Oil Pump

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P27A4	00	Electric/auxiliary transmission fluid pump B (Electric/Auxiliary Transmission Fluid Pump "B" Performance/Stuck Off)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V c) After ignition on, 1 sec has elapsed. d) Target electric oil pump speed ≥ 500 rpm
			Signal	—
			Threshold	DTC is detected when the following conditions a) and b) are satisfied: a) Electric oil pump speed ≥ 500 rpm b) Electric oil pump current < 7 A
			Diagnosis delay time	2 seconds

POSSIBLE CAUSE

Electric oil pump
Control valve assembly

FAIL-SAFE

Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Ignition switch ON and wait for at 20 seconds.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

REPLACE ELECTRIC OIL PUMP

Replace electric oil pump. Refer to Removal and Installation.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Perform DTC confirmation procedure. Refer to DTC Description.

Is the inspection result normal?

YES>>

INSPECTION END

NO>>

Replace control valve assembly. Refer to Removal and Installation.

P27a5-00 Electric Oil Pump

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P27A5	00	Electric/auxiliary transmission fluid pump B (Electric/Auxiliary Transmission Fluid Pump "B" Performance/Stuck Off)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V c) After ignition on, 1 sec has elapsed. d) Line pressure sensor pressure ≦ 3.8 MPa e) 20 °C (68 °F) < CVT fluid temperature < 110 °C (230 °F)
			Signal	—
			Threshold	DTC is detected when the following condition a) is satisfied for 3 times in the same DC: a) Electric oil pump normal drive is not judged.
			Diagnosis delay time	—

NOTE:

DC stands for “DRIVING CYCLE” and indicates a series of driving cycle of “Ignition switch OFF → ON → driving → OFF”.

POSSIBLE CAUSE

Electric oil pump
Control valve assembly

FAIL-SAFE

Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Ignition switch ON and wait for at 20 seconds.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

REPLACE ELECTRIC OIL PUMP

Replace electric oil pump. Refer to Removal and Installation.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Perform DTC confirmation procedure. Refer to DTC Description.

Is the inspection result normal?

YES>>

INSPECTION END

NO>>

Replace control valve assembly. Refer to Removal and Installation.

P27a6-00 Electric Oil Pump

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P27A6	00	Electric/auxiliary transmission fluid pump B (Electric/Auxiliary Transmission Fluid Pump "B" Stuck On)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V c) After ignition on, 1 sec has elapsed. d) Target electric oil pump speed ≦ 0 rpm
			Signal	—
			Threshold	DTC is detected when the following conditions a) and b) are satisfied: a) Electric oil pump speed > 100 rpm b) Direction of electric oil pump rotation is reverse
			Diagnosis delay time	1 second

POSSIBLE CAUSE

Electric oil pump
Control valve assembly

FAIL-SAFE

Lock-up is not performed
Start is slow
Acceleration is slow
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Warm up the CVT fluid temperature.

CVT fluid temperature : 25 °C (77 °F) - 105 °C (221 °F)
Ignition switch OFF
Ignition switch ON and wait for at 20 seconds.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

REPLACE ELECTRIC OIL PUMP

Replace electric oil pump. Refer to Removal and Installation.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Perform DTC confirmation procedure. Refer to DTC Description.

Is the inspection result normal?

YES>>

INSPECTION END

NO>>

Replace control valve assembly. Refer to Removal and Installation.

P27b3-00 Control Module

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P27B3	00	Internal control module transmission gear select (Internal Control Module Transmission Gear Select Performance)	1	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Nissan Ariya Vehicle speed ≥ 40 km/h (25 MPH) b) Range : D or L c) Following condition c-1) is satisfied for 0.3 seconds or less. c-1) Torque converter clutch solenoid valve current ≤ 250 mA d) One of following condition d-1) to d-3) is satisfied. d-1) Following condition d-1-1) is satisfied for 0.3 seconds or less. d-1-1) Select solenoid valve current ≥ 900 mA d-2) Select solenoid valve has open circuit malfunction. d-3) Select solenoid valve has short to battery malfunction.
				Signal	—
				Threshold	DTC is detected when the following conditions a) and b) are satisfied for the corresponding time: a) The amount of change in revolution per unit time calculated by the input speed sensor is 6000 rpm/sec or more. b) Command current of select solenoid valve is 900 mA or less.
				Diagnosis delay time	Max 0.4 seconds
			2	Diagnosis condition	Diagnosis is permitted when all of the following conditions a) to d) satisfied: a) Nissan Ariya Vehicle speed ≥ 40 km/h (25 MPH) b) Range : D or L c) Following condition c-1) is satisfied for 0.3 seconds or less. c-1) Torque converter clutch solenoid valve current ≤ 250 mA d) One of following condition d-1) to d-3) is satisfied. d-1) Following condition d-1-1) is satisfied for 0.3 seconds or less. d-1-1) Select solenoid valve current ≥ 900 mA d-2) Select solenoid valve has open circuit malfunction. d-3) Select solenoid valve has short to battery malfunction.
				Signal	—
				Threshold	DTC is detected when the following conditions a) and b) are satisfied: a) Input speed ≥ 6350 rpm b) Command current of select solenoid valve is 900 mA or less.
				Diagnosis delay time	0.1 seconds

POSSIBLE CAUSE

Harness or connector
Primary speed sensor
Primary pressure solenoid valve
TCM

FAIL-SAFE

Powertrain becomes neutral
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 10 seconds or more.

Shift position : "D" position

Nissan Ariya Vehicle speed : 40 km/h (25 MPH) or more
Stop the Nissan Ariya vehicle.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK PRIMARY PRESSURE

Start the engine.
Select "Primary pressure" and "Target primary pressure" in Data Monitor.
Check if "Primary pressure" and "Target primary pressure" have the same pressure value. Refer to Reference Value.

Is the inspection result normal?

YES>>

GO TO 2.

NO>>

Replace control valve assembly. Refer to Removal and Installation.

CHECK PRIMARY SPEED SENSOR

Select "Primary speed" in Data Monitor.
Check of reference value of "Primary speed". Refer to Reference Value.

Is the inspection result normal?

YES>>

Replace TCM. Refer to Removal and Installation.

NO>>

Check primary speed sensor. Refer to Diagnosis Procedure.

P27b5-00 Control Module

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P27B5	00	Internal control module transmission gear ratio control (Internal Control Module Transmission Gear Ratio Control Performance)	Diagnosis condition	When the ignition switch is ON
			Signal	—
			Threshold	Calculated required torque to increase > Calculated engine torque threshold
			Diagnosis delay time	0.48 seconds

POSSIBLE CAUSE

TCM

FAIL-SAFE

Shock at step-shift

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Drive the Nissan Ariya vehicle and maintain the following conditions for 10 seconds or more.

Shift position : "D" position

Nissan Ariya Vehicle speed : 40 km/h (25 MPH) or more
Stop the Nissan Ariya vehicle.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

REPLACE TCM

Replace TCM. Refer to Removal and Installation.

WORK END

P27eb-00 Transmission Range Control a Position Sensor/switch

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P27EB	00	Transmission range control A position sensor/switch (Transmission Range Control "A" Position Sensor/Switch Circuit/Open)	1	Diagnosis condition	Power supply voltage ≥ 10 V
				Signal	Transmission range switch 1 signal
				Threshold	Transmission range switch 1 status is open circuit
				Diagnosis delay time	0.3 seconds
			2	Diagnosis condition	Power supply voltage ≥ 10 V
				Signal	Transmission range switch 1 signal
				Threshold	Transmission range switch 1 status is intermediate voltage
				Diagnosis delay time	0.3 seconds

POSSIBLE CAUSE

Harness or connector
Transmission range switch
TCM

FAIL-SAFE

Shift position indicator on combination meter is not displayed
Powertrain becomes neutral
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Depress the brake pedal.
Shift the selector lever to "R" position and wait for 5 second or more.
Shift the selector lever to "N" position and wait for 5 second or more.
Shift the selector lever to "D/M" position and wait for 5 second or more.
Press P position switch and wait for 5 second or more.
Check the first trip DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK TRANSMISSION RANGE SWITCH 1 CIRCUIT

Ignition switch OFF.
Remove TCM. Refer to Removal and Installation.
Remove oil pan. Refer to Removal and Installation.
Disconnect control valve harness connector. Refer to Removal and Installation.
Check the resistance between TCM harness connector terminals and control valve harness connector terminal.

Circuit TCM Control valve Resistance

Connector Terminal Connector Terminal

Transmission range switch 1 F115 11 F117 3 1 Ω or less

Sensor ground F115 12 F117 1
Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 2.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

REPLACE CONTROL VALVE

Replace control valve assembly. Refer to Removal and Installation.

GO TO 3.

CHECK DTC CONFIRMATION PROCEDURE

Perform DTC confirmation procedure. Refer to DTC Description.

Is DTC detected?

YES>>

Replace TCM. Refer to Removal and Installation.

NO>>

INSPECTION END

P27ec-00 Transmission Range Control a Position Sensor/switch

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P27EC	00	Transmission range control A position sensor/switch (Transmission Range Control "A" Position Sensor/Switch Circuit Range/Performance)	1	Diagnosis condition	Power supply voltage ≥ 10 V
				Signal	Transmission range switch 2 signal
				Threshold	Transmission range switch 2 status is open circuit
				Diagnosis delay time	0.3 seconds
			2	Diagnosis condition	Transmission range switch 2 status is open circuit
				Signal	Transmission range switch 2 signal
				Threshold	Transmission range switch 2 status is intermediate voltage
				Diagnosis delay time	0.3 seconds

POSSIBLE CAUSE

Harness or connector
Transmission range switch
TCM

FAIL-SAFE

Shift position indicator on combination meter is not displayed
Powertrain becomes neutral
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Depress the brake pedal.
Shift the selector lever to "R" position and wait for 5 second or more.
Shift the selector lever to "N" position and wait for 5 second or more.
Shift the selector lever to "D/M" position and wait for 5 second or more.
Press P position switch and wait for 5 second or more.
Check the first trip DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK TRANSMISSION RANGE SWITCH 2 CIRCUIT

Ignition switch OFF.
Remove TCM. Refer to Removal and Installation.
Remove oil pan. Refer to Removal and Installation.
Disconnect control valve harness connector. Refer to Removal and Installation.
Check the resistance between TCM harness connector terminals and control valve harness connector terminal.

Circuit TCM Control valve Resistance

Connector Terminal Connector Terminal

Transmission range switch 2 F115 13 F117 5 1 Ω or less

Sensor ground F115 12 F117 1
Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 2.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

REPLACE CONTROL VALVE

Replace control valve assembly. Refer to Removal and Installation.

GO TO 3.

CHECK DTC CONFIRMATION PROCEDURE

Perform DTC confirmation procedure. Refer to DTC Description.

Is DTC detected?

YES>>

Replace TCM. Refer to Removal and Installation.

NO>>

INSPECTION END

P27ef-00 Transmission Range Control B Position Sensor/switch

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P27EF	00	Transmission range control B position sensor/switch (Transmission Range Control "B" Position Sensor/Switch Circuit/Open)	1	Diagnosis condition	Power supply voltage ≥ 10 V
				Signal	Transmission range switch 3 signal
				Threshold	Transmission range switch 3 status is open circuit
				Diagnosis delay time	0.3 seconds
			2	Diagnosis condition	Power supply voltage ≥ 10 V
				Signal	Transmission range switch 3 signal
				Threshold	Transmission range switch 3 status is intermediate voltage
				Diagnosis delay time	0.3 seconds

POSSIBLE CAUSE

Harness or connector
Transmission range switch
TCM

FAIL-SAFE

Shift position indicator on combination meter is not displayed
Powertrain becomes neutral
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Depress the brake pedal.
Shift the selector lever to "R" position and wait for 5 second or more.
Shift the selector lever to "N" position and wait for 5 second or more.
Shift the selector lever to "D/M" position and wait for 5 second or more.
Press P position switch and wait for 5 second or more.
Check the first trip DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK TRANSMISSION RANGE SWITCH 3 CIRCUIT

Ignition switch OFF.
Remove TCM. Refer to Removal and Installation.
Remove oil pan. Refer to Removal and Installation.
Disconnect control valve harness connector. Refer to Removal and Installation.
Check the resistance between TCM harness connector terminals and control valve harness connector terminal.

Circuit TCM Control valve Resitance

Connector Terminal Connector Terminal

Transmission range switch 3 F115 2 F117 4 1 Ω or less

Sensor ground F115 12 F117 1
Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 2.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

REPLACE CONTROL VALVE

Replace control valve assembly. Refer to Removal and Installation.

GO TO 3.

CHECK DTC CONFIRMATION PROCEDURE

Perform DTC confirmation procedure. Refer to DTC Description.

Is DTC detected?

YES>>

Replace TCM. Refer to Removal and Installation.

NO>>

INSPECTION END

P27f0-00 Transmission Range Control B Position Sensor/switch

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P27F0	00	Transmission range control B position sensor/switch (Transmission Range Control "B" Position Sensor/Switch Circuit Range/Performance)	1	Diagnosis condition	Power supply voltage ≥ 10 V
				Signal	Transmission range switch 4 signal
				Threshold	Transmission range switch 4 status is open circuit
				Diagnosis delay time	0.3 seconds
			2	Diagnosis condition	Power supply voltage ≥ 10 V
				Signal	Transmission range switch 4 signal
				Threshold	Transmission range switch 4 status is intermediate voltage
				Diagnosis delay time	0.3 seconds

POSSIBLE CAUSE

Harness or connector
Transmission range switch
TCM

FAIL-SAFE

Shift position indicator on combination meter is not displayed
Powertrain becomes neutral
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Depress the brake pedal.
Shift the selector lever to "R" position and wait for 5 second or more.
Shift the selector lever to "N" position and wait for 5 second or more.
Shift the selector lever to "D/M" position and wait for 5 second or more.
Press P position switch and wait for 5 second or more.
Check the first trip DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK TRANSMISSION RANGE SWITCH 4 CIRCUIT

Ignition switch OFF.
Remove TCM. Refer to Removal and Installation.
Remove oil pan. Refer to Removal and Installation.
Disconnect control valve harness connector. Refer to Removal and Installation.
Check the resistance between TCM harness connector terminals and control valve harness connector terminal.

Circuit TCM Control valve Resistance

Connector Terminal Connector Terminal

Transmission range switch 4 F115 3 F117 2 1 Ω or less

Sensor ground F115 12 F117 1
Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 2.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

REPLACE CONTROL VALVE

Replace control valve assembly. Refer to Removal and Installation.

GO TO 3.

CHECK DTC CONFIRMATION PROCEDURE

Perform DTC confirmation procedure. Refer to DTC Description.

Is DTC detected?

YES>>

Replace TCM. Refer to Removal and Installation.

NO>>

INSPECTION END

P2808-00 Pressure Control Solenoid G

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P2808	00	Pressure control solenoid G (Pressure Control Solenoid "G" Performance/Stuck Off)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Except N (P) position b) Nissan Ariya Vehicle speed < 3 km/h (2 MPH) c) Primary pulley speed - Secondary pulley speed < 120 rpm d) Clutch instruction pressure ≥ 0.95 MPa e) Input speed — Engine speed < 200 rpm f) Reverse inhibiter is not activate. [Shift to R position at Nissan Ariya vehicle speed more than 8 km/h (5 MPH) roughly] g) Idle neutral control is not activated.
			Signal	—
			Threshold	The counting of time continues while the following condition a) is satisfied and stops when the conditions become unsatisfied (the count is maintained). DTC is detected when accumulated time reaches 30 seconds. (The count is reset when the clutch is engaged.) a) Input speed — Primary pulley speed > 450 rpm
			Diagnosis delay time	30 seconds (total)

POSSIBLE CAUSE

Harness or connector
Select solenoid valve
TCM
Clutch-pack
Ring seal missing
Control valve assembly

FAIL-SAFE

Selector shock is large
Start is slow
Acceleration is slow
Nissan Ariya Vehicle speed is not increased
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Maintain the following conditions for 40 seconds or more.

Accelerator pedal : Released

Brake pedal : Depressed

Nissan Ariya Vehicle speed : 0 km/h (0 MPH) or more

Shift position : "D" position
Maintain the following conditions for 40 seconds or more.

Accelerator pedal : Released

Brake pedal : Depressed

Nissan Ariya Vehicle speed : 0 km/h (0 MPH) or more

Shift position : "R" position
Shift to P position.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

INSPECT CVT CHAIN BELT

Inspect the CVT chain belt. Refer to Component Inspection.

Is CVT chain belt OK?

YES>>

GO TO 2.

NO>>

GO TO 4.

CHECK SELECT SOLENOID VALVE CIRCUIT (1)

Remove TCM. Refer to Removal and Installation.
Remove oil pan. Refer to Removal and Installation.
Disconnect control valve harness connector. Refer to Removal and Installation.
Check the resistance between TCM harness connector and control valve harness connector.

Circuit TCM Control valve Resistance

Connector Terminal Connector Terminal

Select solenoid valve F116 29 F118 11 1 Ω or less
Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

REPLACE CONTROL VALVE

Replace control valve assembly. Refer to Removal and Installation.

GO TO 7.

CHECK SELECT SOLENOID VALVE CIRCUIT (2)

Remove TCM. Refer to Removal and Installation.
Remove oil pan. Refer to Removal and Installation.
Disconnect control valve harness connector. Refer to Removal and Installation.
Check the resistance between TCM harness connector and control valve harness connector.

Circuit TCM Control valve Resistance

Connector Terminal Connector Terminal

Select solenoid valve F116 29 F118 11 1 Ω or less
Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 5.

NO>>

GO TO 6.

REPLACE BELT AND PULLEY ASSEMBLY AND CONTROL VALVE

Replace belt and pulley assembly and control valve. Refer to Disassembly & Assembly.

GO TO 7.

REPLACE BELT AND PULLEY ASSEMBLY, CONTROL VALVE, AND TERMINAL ASSEMBLY B

Replace belt and pulley assembly, control valve, and terminal assembly B. Refer to Disassembly & Assembly.

GO TO 7.

CHECK DTC CONFIRMATION PROCEDURE

Perform DTC confirmation procedure. Refer to DTC Description.

YES>>

Replace TCM. Refer to Removal and Installation.

NO>>

INSPECTION END

P2809-00 Pressure Control Solenoid G

DTC Description

DTC DETECTION LOGIC

DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

P2809

Pressure control solenoid G

(Pressure Control Solenoid "G" Stuck On)

Diagnosis condition

Diagnosis is permitted when all of the following conditions are satisfied:

a) Throttle valve opening angle < 6.27 deg

b) Nissan Ariya Vehicle speed < 3 km/h (2 MPH)

c) 20 °C (68 °F) < CVT fluid temperature < 100 °C (212 °F)

d) Input speed before select N→D or N(P)→R > 500 rpm

e) D or R range

f) Stay time in the P/N position for 3 sec or more just before shifting to the other positions.

Signal

—

Threshold

DTC is detected when all the following conditions are established three times in 1DC:

Input speed: 200 rpm or less.
Detection time after select position
– N → D : Less than 0.4 seconds

– N → R : Less than 0.3 seconds

– P → R : Less than 0.3 seconds

Diagnosis delay time

—

POSSIBLE CAUSE

Harness or connector
Select solenoid valve
Control valve assembly
TCM
Clutch-pack

FAIL-SAFE

Selector shock is large
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Continue to maintain the following conditions during this procedure.

Accelerator pedal : Released

Nissan Ariya Vehicle speed : 0 km/h (0 MPH)

CVT fluid temperature : 20 °C (68 °F) - 100 °C (212 °F)
Shift to R position from P position and wait for 5 secnds.
Shift to N position.
Shift to D position and wait for 5 seconds.
Shift to N position.
Shift to R position and wait for 5 seconds.
Shift to P position.
Repeat step 3 to 8 two times.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

INSPECT CVT CHAIN BELT

Inspect the CVT chain belt. Refer to Component Inspection.

Is CVT chain belt OK?

YES>>

GO TO 2.

NO>>

GO TO 4.

CHECK SELECT SOLENOID VALVE CIRCUIT (1)

Remove TCM. Refer to Removal and Installation.
Remove oil pan. Refer to Removal and Installation.
Disconnect control valve harness connector. Refer to Removal and Installation.
Check the resistance between TCM harness connector and control valve harness connector.

Circuit TCM Control valve Resistance

Connector Terminal Connector Terminal

Select solenoid valve F116 29 F118 11 1 Ω or less
Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

REPLACE CONTROL VALVE

Replace control valve assembly. Refer to Removal and Installation.

GO TO 7.

CHECK SELECT SOLENOID VALVE CIRCUIT (2)

Remove TCM. Refer to Removal and Installation.
Remove oil pan. Refer to Removal and Installation.
Disconnect control valve harness connector. Refer to Removal and Installation.
Check the resistance between TCM harness connector and control valve harness connector.

Circuit TCM Control valve Resistance

Connector Terminal Connector Terminal

Select solenoid valve F116 29 F118 11 1 Ω or less
Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 5.

NO>>

GO TO 6.

REPLACE BELT AND PULLEY ASSEMBLY AND CONTROL VALVE

Replace belt and pulley assembly and control valve. Refer to Disassembly & Assembly.

GO TO 7.

REPLACE BELT AND PULLEY ASSEMBLY, CONTROL VALVE, AND TERMINAL ASSEMBLY B

Replace belt and pulley assembly, control valve, and terminal assembly B. Refer to Disassembly & Assembly.

GO TO 7.

CHECK DTC CONFIRMATION PROCEDURE

Perform DTC confirmation procedure. Refer to DTC Description.

YES>>

Replace TCM. Refer to Removal and Installation.

NO>>

INSPECTION END

P2812-00 Pressure Control Solenoid G

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P2812	00	Pressure control solenoid G (Pressure Control Solenoid "G" Control Circuit/Open)	Diagnosis condition	Power supply voltage > 10 V
			Signal	Select solenoid valve drive signal
			Threshold	When solenoid valve drive circuit is diagnosed as open
			Diagnosis delay time	0.2 seconds

POSSIBLE CAUSE

Harness or connector
Select solenoid valve
TCM

FAIL-SAFE

Selector shock is large
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Depress brake pedal.
Shift to R position from P position and wait fro 5 seconds or more.
Shift to N position.
Shift to D position and wait fro 5 seconds or more.
Shift to N position.
Shift to R position and wait fro 5 seconds or more.
Shift to P position.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SELECT SOLENOID VALVE　CIRCUIT

Check select solenoid valve circuit. Refer to Diagnosis Procedure.

INSPECTION END

P2814-00 Select Solenoid

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P2814	00	Pressure control solenoid G (Pressure Control Solenoid "G" Control Circuit Low)	Diagnosis condition	Power supply voltage > 10 V
			Signal	Select solenoid valve drive signal
			Threshold	When solenoid valve drive circuit is diagnosed as short to the ground
			Diagnosis detection time	0.2 seconds

POSSIBLE CAUSE

Harness or connector
Select solenoid valve
TCM

FAIL-SAFE

Selector shock is large
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Depress brake pedal.
Shift to R position from P position and wait fro 5 seconds or more.
Shift to N position.
Shift to D position and wait fro 5 seconds or more.
Shift to N position.
Shift to R position and wait fro 5 seconds or more.
Shift to P position.
Check the DTC.

Is DTC detected?

YES>>

Proceed to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SELECT SOLENOID VALVE　CIRCUIT

Check select solenoid valve circuit. Refer to Diagnosis Procedure.

INSPECTION END

P2815-00 Select Solenoid

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P2815	00	Pressure control solenoid G (Pressure Control Solenoid "G" Control Circuit High)	Diagnosis condition	Power supply voltage > 10 V
			Signal	Select solenoid valve drive signal
			Threshold	When solenoid valve drive circuit is diagnosed as short to the battery
			Diagnosis detection time	0.2 seconds

POSSIBLE CAUSE

Harness or connector
Select solenoid valve
TCM

FAIL-SAFE

Powertrain becomes neutral
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Start the engine.
Depress brake pedal.
Shift to R position from P position and wait fro 5 seconds or more.
Shift to N position.
Shift to D position and wait fro 5 seconds or more.
Shift to N position.
Shift to R position and wait fro 5 seconds or more.
Shift to P position.
Check the DTC.

Is DTC detected?

YES>>

Proceed to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SELECT SOLENOID VALVE　CIRCUIT

Check select solenoid valve circuit. Refer to Diagnosis Procedure.

INSPECTION END

P28ed-00 Electric Oil Pump

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P28ED	00	Electric/auxiliary transmission fluid pump B (Electric/Auxiliary Transmission Fluid Pump "B" Overspeed)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V c) After ignition on, 1 sec has elapsed. d) Target electric oil pump speed ≥ 500 rpm e) Electric oil pump motor temperature ≤ 139°C (282°F)
			Signal	—
			Threshold	When the actual electric oil pump speed is higher than the target electric oil pump speed
			Diagnosis delay time	2 seconds

POSSIBLE CAUSE

Electric oil pump

FAIL-SAFE

Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Ignition switch ON and wait for at 20 seconds.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

REPLACE ELECTRIC OIL PUMP AND CONTROL VALVE

Replace electric oil pump. Refer to Removal and Installation.

WORK END

P28ee-00 Electric Oil Pump

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P28EE	00	Electric/auxiliary transmission fluid pump B (Electric/Auxiliary Transmission Fluid Pump "B" Overspeed)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V c) After ignition on, 1 sec has elapsed. d) Target electric oil pump speed ≥ 500 rpm e) Electric oil pump motor temperature ≤ 139°C (282°F)
			Signal	—
			Threshold	When the actual electric oil pump speed is lower than the target electric oil pump speed
			Diagnosis delay time	2 seconds

POSSIBLE CAUSE

Electric oil pump
Control valve assembly
Input voltage

FAIL-SAFE

Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC DETECTION

Ignition switch ON and wait for at 20 seconds.
Check the DTC.

Is DTC detected?

YES>>

Proceed to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident .

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK ELECTRIC OIL PUMP POWER SUPPLY

Ignition switch OFF.
Disconnect CVT unit harness connector.
Ignition switch ON.
Check the voltage between electric oil pump harness connector terminal and ground.

+ - Voltage (Approx.)

CVT unit

Connector Terminal

F60 14 Ground 10 - 16 V

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

GO TO 2.

CHECK ELECTRIC OIL PUMP POWER SUPPLY CIRCUIT (1)

Check harness for short or open between battery and CVT unit harness connector terminal 14.

Is the inspection result normal?

YES>>

INSPECTION END

NO>>

Repair or replace malfunctioning parts.

CHECK ELECTRIC OIL PUMP GROUND CIRCUIT (1)

Ignition switch OFF.
Check the continuity between CVT unit harness connector terminal and ground.

CVT unit - Continuity

Connector Terminal

F60 15 Ground Existed

Is the inspection result normal?

YES>>

GO TO 4.

NO>>

Repair or replace malfunctioning parts.

CHECK ELECTRIC OIL PUMP GROUND CIRCUIT (2)

Disconnect electric oil pump terminal 5. Refer to Removal and Installation.
Check the continuity between CVT unit connector terminal and electric oil pump harness terminal.

CVT unit Electric oil pump Continuity

Terminal Connector Terminal

15 F121 5 Existed

Is the inspection result normal?

YES>>

GO TO 5.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

CHECK ELECTRIC OIL PUMP POWER SUPPLY CIRCUIT (2)

Disconnect electric oil pump terminal 4. Refer to Removal and Installation.
Check the continuity between CVT unit connector terminal and electric oil pump harness terminal.

CVT unit Electric oil pump Continuity

Terminal Connector Terminal

14 F120 4 Existed

Is the check result normal?

YES>>

GO TO 6.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

CHECK TERMINAL ASSEMBLY A

Check that terminal assembly A is not damaged.

Is the inspection result normal?

YES>>

GO TO 7.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

CHECK ELECTRIC OIL PUMP CAN CIRCUIT

Remove TCM. Refer to Removal and Installation.
Disconnect electric oil pump harness connector.
Check the resistance between TCM harness connector terminal and electric oil pump harness connector terminal.

TCM Electric oil pump Resistance

Connector Terminal Connector Terminal

F115 1 F119 2 1 Ω or less

10 1

Is the inspection result normal?

YES>>

GO TO 8.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

CHECK TERMINAL ASSEMBLY B

Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 9.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

REPLACE ELECTRIC OIL PUMP

Replace electric oil pump. Refer to Removal and Installation.

GO TO 10.

CHECK DTC CONFIRMATION PROCEDURE

Perform DTC confirmation procedure. Refer to DTC Description.

Is DTC detected?

YES>>

Replace control valve assembly. Refer to Removal and Installation.

NO>>

INSPECTION END

U0073-00 Can Comm Circuit

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U0073	00	Control module communication bus A off (Control Module Communication Bus A Off)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 10 V b) After ignition on, 2 sec has elapsed.
			Signal	CAN communication signal
			Threshold	TCM communication blockage (Communication not established)
			Diagnosis detection time	2 seconds

POSSIBLE CAUSE

Harness or connector (CAN communication line is error)

FAIL-SAFE

Selector shock is large
Start is slow
Acceleration is slow
Lock-up is not performed
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine and wait for at least 2 seconds.
Check the DTC.

Is DTC detected?

YES>>

Proceed to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

For the diagnosis procedure, refer to Trouble Diagnosis Flow Chart.

U007a-00 Can Comm Circuit

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U007A	00	Control module communication bus (Control Module Communication Bus "H" Off)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 10 V b) After ignition on, 2 sec has elapsed.
			Signal	CAN communication signal
			Threshold	TCM communication blockage (Communication not established)
			Diagnosis detection time	2 seconds

POSSIBLE CAUSE

Harness or connector (CAN communication line is error)

FAIL-SAFE

Selector shock is large
Start is slow
Acceleration is slow
Lock-up is not performed
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine and wait for at least 2 seconds.
Check the DTC.

Is DTC detected?

YES>>

Proceed to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

For the diagnosis procedure, refer to Trouble Diagnosis Flow Chart.

U0100-00 Lost Communication (ecm A)

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U0100	00	Lost communication (ECM/PCM A) (Lost Communication With ECM/PCM "A")	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied, diagnosis is permitted. a) Ignition voltage ≥ 10 V b) After ignition on, 2 sec has elapsed.
			Signal	CAN communication signal
			Threshold	TCM is unable to receive the CAN communications signal from ECM
			Diagnosis detection time	2 or 5 or 9 seconds

POSSIBLE CAUSE

Harness or connector (CAN communication line is error)
Power supply voltage circuit or ground circuit of the ECM
ECM
TCM

FAIL-SAFE

Selector shock is large
Start is slow
Acceleration is slow
Lock-up is not performed
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Ignition switch ON and wait for at least 2 seconds.
Check the DTC.

Is DTC detected?

YES>>

Proceed to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

For the diagnosis procedure, refer to Trouble Diagnosis Flow Chart.

U0101-00 Lost Communication (tcm)

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U0101	00	Lost communication (TCM) (Lost Communication With TCM)	Diagnosis condition	When the ignition switch is ON
			Signal (terminal)	—
			Threshold (Assessment criteria)	When a detection signal of DTC U0101-00 is transmitted from the electric shift system. NOTE: For the detection condition of DTC U0101-00, refer to DTC Description.
			Diagnosis delay time	—

POSSIBLE CAUSE

TCM
Electric shift control module
CAN communication line between TCM and electric shift control module (CAN communication line is open or shorted.)

FAIL-SAFE

Shifting operation is prohibited
Powertrain becomes neutral

DTC CONFIRMATION PROCEDURE

Refer to DTC U0101-00 description of electric shift system. Refer to DTC Description.

Diagnosis Procedure

Refer to DTC U0101-00 diagnosis procedure of electric shift system. Refer to DTC Diagnosis Procedure.

U0103-00 Shift Control Module a

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U0103	00	Lost communication (gear shift control module A) (Lost Communication With SCU)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 10 V b) After ignition on, 2 sec has elapsed.
			Signal	CAN communication signal
			Threshold	TCM is unable to receive the CAN communications signal from electric shift control module
			Diagnosis detection time	1.3, 2 or 9 seconds

POSSIBLE CAUSE

Harness or connector (CAN communication line is error)
Power supply voltage circuit or ground circuit of the electric shift control module
Electric shift control module
TCM

FAIL-SAFE

Powertrain becomes neutral
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Ignition switch ON and wait for at least 2 seconds.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

For the diagnosis procedure, refer to Trouble Diagnosis Flow Chart.

U0115-00 Lost Communication (ecm/pcm B)

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U0115	00	Lost communication (ECM/PCM B) (Lost Communication With ECM/PCM "B")	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 10 V b) After ignition on, 2 sec has elapsed.
			Signal	CAN communication signal
			Threshold	TCM is unable to receive the CAN communications signal from ECM
			Diagnosis detection time	2 seconds

POSSIBLE CAUSE

Harness or connector (CAN communication line is error)
Power supply voltage circuit or ground circuit of the ECM
ECM
TCM

FAIL-SAFE

Selector shock is large
Start is slow
Acceleration is slow
Lock-up is not performed
Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Ignition switch ON and wait for at least 2 seconds.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

For the diagnosis procedure, refer to Trouble Diagnosis Flow Chart.

U0122-00 Lost Communication (vdc)

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U0122	00	Lost communication [ABS actuator and electric unit (control unit)] (Lost Communication With Nissan Ariya Vehicle Dynamics Control Module)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 10 V b) After ignition on, 2 sec has elapsed.
			Signal	CAN communication signal
			Threshold	TCM is unable to receive the CAN communications signal from ABS actuator and electric unit (control unit)
			Diagnosis delay time	2 seconds

POSSIBLE CAUSE

Harness or connector (CAN communication line is error)
Power supply voltage circuit or ground circuit of the ABS actuator and electric unit (control unit)
ABS actuator and electric unit (control unit)
TCM

FAIL-SAFE

Not changed from normal driving

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Ignition switch ON and wait for at least 2 seconds.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

For the diagnosis procedure, refer to Trouble Diagnosis Flow Chart.

U0140-00 Lost Communication (bcm)

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U0140	00	Lost communication (BCM) (Lost Communication With Body Control Module)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 10 V b) After ignition on, 2 sec has elapsed.
			Signal	CAN communication signal
			Threshold	TCM is unable to receive the CAN communications signal from BCM
			Diagnosis delay time	2 seconds

POSSIBLE CAUSE

Harness or connector (CAN communication line is error)
Power supply voltage circuit or ground circuit of the BCM
BCM
TCM

FAIL-SAFE

Not changed from normal driving

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Ignition switch ON and wait for at least 2 seconds.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

For the diagnosis procedure, refer to Trouble Diagnosis Flow Chart.

U0141-00 Lost Communication (bcm A)

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U0141	00	Lost communication (BCM) A (Lost Communication With Body Control Module "A")	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 10 V b) After ignition on, 2 sec has elapsed.
			Signal	CAN communication signal
			Threshold	TCM is unable to receive the CAN communications signal from IPDM E/R
			Diagnosis delay time	2 seconds

POSSIBLE CAUSE

Harness or connector (CAN communication line is error)
Power supply voltage circuit or ground circuit of the IPDM E/R
IPDM E/R
TCM

FAIL-SAFE

Not changed from normal driving

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another “DTC CONFIRMATION PROCEDURE” occurs just before, ignition switch is OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Ignition switch ON and wait for at least 2 seconds.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

For the diagnosis procedure, refer to Trouble Diagnosis Flow Chart.

U0287-00 Lost Communication (electric Oil Pump)

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U0287	00	Lost communication (transmission fluid pump module) (Lost Communication With Transmission Fluid Pump Module "A")	Diagnosis condition	When the ignition switch is ON
			Signal	CAN communication signal
			Threshold	TCM is unable to receive the CAN communications signal from electric oil pump
			Diagnosis delay time	2 seconds

POSSIBLE CAUSE

Harness or connector (CAN communication line is error)
Power supply voltage circuit or ground circuit of the electric oil pump
Electric oil pump
TCM

FAIL-SAFE

Stop/start system prohibited^*

*: With stop/start system

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another “DTC CONFIRMATION PROCEDURE” occurs just before, ignition switch is OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Ignition switch ON and wait for at least 2 seconds.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK ELECTRIC OIL PUMP CAN CIRCUIT

Ignition switch OFF.
Remove TCM. Refer to Removal and Installation.
Disconnect electric oil pump harness connector. Refer to Removal and Installation.
Check the resistance between TCM harness connector terminal and electric oil pump harness connector terminal.

TCM Electric oil pump Resistance

Connector Terminal Connector Terminal

F115 1 F119 2 1 Ω or less

10 1

Is the inspection result normal?

YES>>

GO TO 2.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

CHECK CONNECTOR TERMINAL

Check that connector terminals of TCM and electric oil pump are not damaged.

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Repair or replace malfunctioning parts.

REPLACE ELECTRIC OIL PUMP

Replace electric oil pump. Refer to Removal and Installation.
Perform DTC confirmation procedure. Refer to DTC Description.

Is DTC detected?

YES>>

Replace TCM. Refer to Removal and Installation.

NO>>

INSPECTION END

U0300-00 Can Communication Data

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U0300	00	CAN communication data (Internal Control Module Software Incompatibility)	Diagnosis condition	When the ignition switch is ON
			Signal	CAN communication signal
			Threshold	The data length transmitted from each control unit is shorter than the specified length and the status
			Diagnosis delay time	2 seconds (Other than electric shift control module) 9 seconds (Electric shift control module)

POSSIBLE CAUSE

Control unit other than TCM

FAIL-SAFE

Selector shock is large
Start is slow
Acceleration is slow
Lock-up is not performed

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another “DTC CONFIRMATION PROCEDURE” occurs just before, ignition switch is OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Start the engine and wait for at least 10 seconds.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CONTROL UNIT CHECK

Check the number of control units replaced before “U0300” is detected.

Is one control unit replaced?

YES>>

The specification of the control unit replaced may be incorrect. Check the part number and the specification.

NO>>

GO TO 2.

CONTROL UNIT CHECK

Remove one of the control unit replaced.
Assemble the old control unit before replacement.
Ignition switch ON, and wait for 10 seconds or more.
Select “Self Diagnostic Results” in “TRANSMISSION”.

Is “U0300-00” detected?

YES>>

Ignition switch OFF and check other control units in the same manner.

NO>>

The specification of the control unit removed may be incorrect. Check the part number and the specification.

U1327-52 Mac Key Update

DTC Description

DTC DETECTION LOGIC

DTC No.		CONSULT screen items (Trouble diagnosis content)	DTC Detection Condition
U1327	52	MAC key update (Message Authentication Code key update)	Diagnosis condition	-
			Signal (terminal)	-
			Threshold	MAC key writing is incomplete.
			Diagnosis delay time	-

POSSIBLE CAUSE

Network communication error between CONSULT and TCM
TCM used in other vehicles is installed in the Nissan Ariya vehicle
TCM

FAIL-SAFE

Not changed from normal driving

DTC CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC U1327-52 is displayed with DTC U1327-54, first perform the trouble diagnosis for DTC U1327-54.

Is DTC U1327-54 detected?

YES>>

Refer to DTC Description.

NO>>

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

Ignition switch ON.
Perform “MAC key writing”. Refer to Description.
Perform “MAC Diagnosis” of “TRANSMISSION” using CONSULT.

Is DTC U1327-52 detected as the current malfunction?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK DTC PRIORITY

If DTC U1327-52 is displayed with DTC U1327-54, first perform the trouble diagnosis for DTC U1327-54.

Is DTC U1327-54 detected?

YES>>

Refer to DTC Description.

NO>>

GO TO 2.

PERFORM MAC KEY WRITING

With CONSULT

Perform “MAC key writing”. Refer to Description.
Perform “MAC Diagnosis” of “TRANSMISSION” using CONSULT.

Is DTC U1327-52 detected as the current malfunction?

YES>>

GO TO 3.

NO>>

INSPECTION END.

REPLACE TCM

Replace TCM. Refer to Removal and Installation.

INSPECTION END

U1327-54 Mac Key Update

DTC Description

DTC DETECTION LOGIC

DTC No.		CONSULT screen items (Trouble diagnosis content)	DTC Detection Condition
U1327	54	MAC key update (Message Authentication Code key update)	Diagnosis condition	-
			Signal (terminal)	-
			Threshold	MAC key is not written after TCM replacement.
			Diagnosis delay time	-

POSSIBLE CAUSE

Writing of MAC key has not been executed
TCM

FAIL-SAFE

Not changed from normal driving

DTC CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

Ignition switch ON.
Perform “MAC Diagnosis” of “TRANSMISSION” using CONSULT.

Is DTC U1327-54 detected as the current malfunction?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

PERFORM MAC KEY WRITING

With CONSULT

Perform “MAC key writing”. Refer to Description.
Perform “MAC Diagnosis” of “TRANSMISSION” using CONSULT.

Is DTC U1327-54 detected as the current malfunction?

YES>>

GO TO 2.

NO>>

INSPECTION END

PERFORM MAC KEY WRITING AGAIN (SECOND TIMES)

With CONSULT

Restart CONSULT.
Perform “MAC Key writing” again. Refer to Description.
Perform “MAC Diagnosis” of “TRANSMISSION” using CONSULT.

Is DTC U1327-54 detected as the current malfunction?

YES>>

GO TO 3.

NO>>

INSPECTION END

PERFORM MAC KEY WRITING AGAIN (THIRD TIMES)

With CONSULT

Restart CONSULT.
Perform “MAC Key writing” again. Refer to Description.
Perform “MAC Diagnosis” of “TRANSMISSION” using CONSULT.

Is DTC U1327-54 detected as the current malfunction?

YES>>

Replace TCM. Refer to Removal and Installation.

NO>>

INSPECTION END

U1e05-00 Lost Communication (vdc)

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U1E05	00	Lost communication [ABS actuator and electric unit (control unit)] (Lost Communication With Nissan Ariya Vehicle Dynamics Control Module)	Diagnosis condition	Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 10 V b) After ignition on, 2 sec has elapsed.
			Signal	CAN communication signal
			Threshold	TCM is unable to receive the CAN communications signal from ABS actuator and electric unit (control unit)
			Diagnosis delay time	2 seconds

POSSIBLE CAUSE

Harness or connector (CAN communication line is error)
Power supply voltage circuit or ground circuit of the ABS actuator and electric unit (control unit)
ABS actuator and electric unit (control unit)
TCM

FAIL-SAFE

Not changed from normal driving

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Ignition switch ON and wait for at least 2 seconds.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

For the diagnosis procedure, refer to Trouble Diagnosis Flow Chart.

U2140-57 Can Communication Error (ecm)

DTC Description

DTC DETECTION LOGIC

DTC No.		CONSULT screen items (Trouble diagnosis content)	DTC Detection Condition
U2140	57	CAN communication error (ECM) (Lost Communication With ECM)	Diagnosis condition	-
			Signal (terminal)	-
			Threshold	MAC communication error
			Diagnosis delay time	-

POSSIBLE CAUSE

MAC communication error
TCM used in other vehicles is installed in the Nissan Ariya vehicle
ECM
TCM

FAIL-SAFE

—

DTC CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC U2140-57 is displayed with DTC U1327-52 or DTC U1327-54, first perform the trouble diagnosis for DTC U1327-52 or U1327-54.

Is DTC U1327-52 or U1327-54 detected?

YES>>

Refer to DTC Description (U1327-52) or DTC Description (U1327-54).

NO>>

GO TO 2.

CHECK MAC DIAGNOSIS

With CONSULT

Ignition switch ON.
Perform “MAC Diagnosis” mode of “TRANSMISSION” using CONSULT.

Is DTC U2140-57 detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK DTC PRIORITY

If DTC U2140-57 is displayed with DTC U1327-52 or DTC U1327-54, first perform the trouble diagnosis for DTC U1327-52 or U1327-54.

Is DTC U1327-52 or U1327-54 detected?

YES>>

Refer to DTC Description (U1327-52) or DTC Description (U1327-54).

NO>>

GO TO 2.

CHECK MAC DIAGNOSIS

With CONSULT

Perform “MAC Diagnosis” mode of “TRANSMISSION” using CONSULT.

Is DTC U2140-57 detected with DTC U214F–57, DTC U2152–57 and DTC U2176–57 at the same time?

YES (all DTC codes are detected at the same time)>>

Replace TCM. Refer to Removal and Installation.

NO (all DTC codes are not detected at the same time)>>

GO TO 3.

CHECK CAN COMMUNICATION SYSTEM

Check CAN communication system. Refer to Trouble Diagnosis Flow Chart.

INSPECTION END

U2140-87 Can Comm Circuit

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U2140	87	CAN communication error (ECM) (Lost Communication With ECM)	Diagnosis condition	When the ignition switch is ON
			Signal	CAN communication signal
			Threshold	TCM is unable to receive the CAN communications signal from ECM
			Diagnosis delay time	2 or 5 seconds

POSSIBLE CAUSE

Harness or connector (CAN communication line is error)
Power supply voltage circuit or ground circuit of the ECM
ECM
TCM

FAIL-SAFE

Selector shock is large
Start is slow
Acceleration is slow
Lock-up is not performed

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Ignition switch ON and wait for at least 10 seconds.
Check the DTC.

Is “U2140–87” detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

For the diagnosis procedure, refer to Trouble Diagnosis Flow Chart.

U2148-87 Can Comm Circuit

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U2148	87	CAN communication error [ABS actuator and electric unit (control unit)] [Controller Area Network Communication Error (Brake Control Unit)]	Diagnosis condition	When the ignition switch is ON
			Signal	CAN communication signal
			Threshold	TCM is unable to receive the CAN communications signal from ABS actuator and electric unit (control unit)
			Diagnosis delay time	2 seconds

POSSIBLE CAUSE

Harness or connector (CAN communication line is open or shorted)
Power supply voltage circuit or ground circuit of the ABS actuator and electric unit (control unit)
ABS actuator and electric unit (control unit)
TCM

FAIL-SAFE

Not changed from normal driving

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Ignition switch ON and wait for at least 2 seconds.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

For the diagnosis procedure, refer to Trouble Diagnosis Flow Chart.

U214a-87 Can Comm Circuit

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U214A	87	CAN communication error (AWD/4WD) [Controller Area Network Communication Error (All Wheel Drive/4 Wheel Drive)]	Diagnosis condition	When the ignition switch is ON
			Signal	CAN communication signal
			Threshold	TCM is unable to receive the CAN communications signal from AWD control unit
			Diagnosis delay time	2 seconds

POSSIBLE CAUSE

Harness or connector (CAN communication line is error)
Power supply voltage circuit or ground circuit of the AWD control unit
AWD control unit
TCM

FAIL-SAFE

Not changed from normal driving

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another “DTC CONFIRMATION PROCEDURE” occurs just before, ignition switch is OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Ignition switch ON and wait for at least 2 seconds.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

For the diagnosis procedure, refer to Trouble Diagnosis Flow Chart.

U214f-57 Lost Communication (bcm)

DTC Description

DTC DETECTION LOGIC

DTC No.		CONSULT screen items (Trouble diagnosis content)	DTC Detection Condition
U214F	57	CAN communication error (BCM) [Control Area Network Communication Error (Body Control Module)]	Diagnosis condition	-
			Signal (terminal)	-
			Threshold	MAC communication error
			Diagnosis delay time	-

POSSIBLE CAUSE

MAC communication error
TCM used in other vehicles is installed in the Nissan Ariya vehicle
BCM
TCM

FAIL-SAFE

—

DTC CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC U214F-57 is displayed with DTC U1327-52 or DTC U1327-54, first perform the trouble diagnosis for DTC U1327-52 or U1327-54.

Is DTC U1327-52 or U1327-54 detected?

YES>>

Refer to DTC Description (U1327-52) or DTC Description (U1327-54).

NO>>

GO TO 2.

CHECK MAC DIAGNOSIS

With CONSULT

Ignition switch ON.
Perform “MAC Diagnosis” mode of “TRANSMISSION” using CONSULT.

Is DTC U214F-57 detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK DTC PRIORITY

If DTC U214F-57 is displayed with DTC U1327-52 or DTC U1327-54, first perform the trouble diagnosis for DTC U1327-52 or U1327-54.

Is DTC U1327-52 or U1327-54 detected?

YES>>

Refer to DTC Description (U1327-52) or DTC Description (U1327-54).

NO>>

GO TO 2.

CHECK MAC DIAGNOSIS

With CONSULT

Perform “MAC Diagnosis” mode of “TRANSMISSION” using CONSULT.

Is DTC U214F-57 detected with DTC U2140–57, DTC U2152–57 and DTC U2176–57 at the same time?

YES (all DTC codes are detected at the same time)>>

Replace TCM. Refer to Removal and Installation.

NO (all DTC codes are not detected at the same time)>>

GO TO 3.

CHECK CAN COMMUNICATION SYSTEM

Check CAN communication system. Refer to Trouble Diagnosis Flow Chart.

INSPECTION END

U214f-87 Can Comm Circuit

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U214F	87	CAN communication error (BCM) [Controller Area Network Communication Error (Body Control Module)]	Diagnosis condition	When the ignition switch is ON
			Signal	CAN communication signal
			Threshold	TCM is unable to receive the CAN communications signal from BCM
			Diagnosis delay time	2 seconds

POSSIBLE CAUSE

Harness or connector (CAN communication line is open or shorted)
Power supply voltage circuit or ground circuit of the BCM
BCM
TCM

FAIL-SAFE

Not changed from normal driving

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Ignition switch ON and wait for at least 2 seconds.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

For the diagnosis procedure, refer to Trouble Diagnosis Flow Chart.

U2152-57 Can Communication Error (adas Control Unit)

DTC Description

DTC DETECTION LOGIC

DTC No.		CONSULT screen items (Trouble diagnosis content)	DTC Detection Condition
U2152	57	CAN comm err (ADAS CONTROL UNIT) [Controller Area Network Communication Error (Advanced Driver Assistant Systems Control Unit)]	Diagnosis condition	-
			Signal (terminal)	-
			Threshold	MAC communication error
			Diagnosis delay time	-

POSSIBLE CAUSE

MAC communication error
TCM used in other vehicles is installed in the Nissan Ariya vehicle
ADAS control unit
TCM

FAIL-SAFE

DTC CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC U2152-57 is displayed with DTC U1327-52 or DTC U1327-54, first perform the trouble diagnosis for DTC U1327-52 or U1327-54.

Is DTC U1327-52 or U1327-54 detected?

YES>>

Refer to DTC Description (U1327-52) or DTC Description (U1327-54).

NO>>

GO TO 2.

CHECK MAC DIAGNOSIS

With CONSULT

Ignition switch ON.
Perform “MAC Diagnosis” mode of “TRANSMISSION” using CONSULT.

Is DTC U2152-57 detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK DTC PRIORITY

If DTC U2152-57 is displayed with DTC U1327-52 or DTC U1327-54, first perform the trouble diagnosis for DTC U1327-52 or U1327-54.

Is DTC U1327-52 or U1327-54 detected?

YES>>

Refer to DTC Description (U1327-52) or DTC Description (U1327-54).

NO>>

GO TO 2.

CHECK MAC DIAGNOSIS

With CONSULT

Perform “MAC Diagnosis” mode of “TRANSMISSION” using CONSULT.

Is DTC U2152-57 detected with DTC U2140–57, DTC U214F–57 and DTC U2176–57 at the same time?

YES (all DTC codes are detected at the same time)>>

Replace TCM. Refer to Removal and Installation.

NO (all DTC codes are not detected at the same time)>>

GO TO 3.

CHECK CAN COMMUNICATION SYSTEM

Check CAN communication system. Refer to Trouble Diagnosis Flow Chart.

INSPECTION END

U2152-87 Can Comm Circuit

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U2152	87	CAN comm err (ADAS CONTROL UNIT) [Controller Area Network Communication Error (ADAS Control Unit)]	Diagnosis condition	When the ignition switch is ON
			Signal	CAN communication signal
			Threshold	TCM is unable to receive the CAN communications signal from ADAS C/U
			Diagnosis delay time	2 seconds

POSSIBLE CAUSE

Harness or connector (CAN communication line is error)
Power supply voltage circuit or ground circuit of the ADAS C/U
ADAS C/U
TCM

FAIL-SAFE

Not changed from normal driving

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Ignition switch ON and wait for at least 2 seconds.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

For the diagnosis procedure, refer to Trouble Diagnosis Flow Chart.

U2153-87 Can Comm Circuit

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U2153	87	CAN communication error (HVAC) [Controller Area Network Communication Error (HVAC)]	Diagnosis condition	When the ignition switch is ON
			Signal	CAN communication signal
			Threshold	TCM is unable to receive the CAN communications signal from A/C amp.
			Diagnosis delay time	2 seconds

POSSIBLE CAUSE

Harness or connector (CAN communication line is error)
Power supply voltage circuit or ground circuit of the A/C amp.
A/C amp.
TCM

FAIL-SAFE

Not changed from normal driving

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Ignition switch ON and wait for at least 2 seconds.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

For the diagnosis procedure, refer to Trouble Diagnosis Flow Chart.

U215b-87 Can Comm Circuit

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U215B	87	CAN communication error (IPDM E/R) [Controller Area Network Communication Error (IPDM E/R)]	Diagnosis condition	When the ignition switch is ON
			Signal	CAN communication signal
			Threshold	TCM is unable to receive the CAN communications signal from IPDM E/R
			Diagnosis delay time	2 seconds

POSSIBLE CAUSE

Harness or connector (CAN communication line is error)
Power supply voltage circuit or ground circuit of the IPDM E/R
IPDM E/R
TCM

FAIL-SAFE

Not changed from normal driving

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Ignition switch ON and wait for at least 2 seconds.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

For the diagnosis procedure, refer to Trouble Diagnosis Flow Chart.

U2176-57 Can Communication Error (ccm)

DTC Description

DTC DETECTION LOGIC

DTC No.		CONSULT screen items (Trouble diagnosis content)	DTC Detection Condition
U2176	57	CAN communication error (chassis control module) [Controller Area Network Communication Error (Chassis Control Module)]	Diagnosis condition	-
			Signal (terminal)	-
			Threshold	MAC communication error
			Diagnosis delay time	-

POSSIBLE CAUSE

MAC communication error
TCM used in other vehicles is installed in the Nissan Ariya vehicle
Chassis control module
TCM

FAIL-SAFE

DTC CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC U2176-57 is displayed with DTC U1327-52 or DTC U1327-54, first perform the trouble diagnosis for DTC U1327-52 or U1327-54.

Is DTC U1327-52 or U1327-54 detected?

YES>>

Refer to DTC Description (U1327-52) or DTC Description (U1327-54).

NO>>

GO TO 2.

CHECK MAC DIAGNOSIS

With CONSULT

Ignition switch ON.
Perform “MAC Diagnosis” mode of “TRANSMISSION” using CONSULT.

Is DTC U2176-57 detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK DTC PRIORITY

If DTC U2176-57 is displayed with DTC U1327-52 or DTC U1327-54, first perform the trouble diagnosis for DTC U1327-52 or U1327-54.

Is DTC U1327-52 or U1327-54 detected?

YES>>

Refer to DTC Description (U1327-52) or DTC Description (U1327-54).

NO>>

GO TO 2.

CHECK MAC DIAGNOSIS

With CONSULT

Perform “MAC Diagnosis” mode of “TRANSMISSION” using CONSULT.

Is DTC U2176-57 detected with DTC U2140–57, DTC U214F–57 and DTC U2152–57 at the same time?

YES (all DTC codes are detected at the same time)>>

Replace TCM. Refer to Removal and Installation.

NO (all DTC codes are not detected at the same time)>>

GO TO 3.

CHECK CAN COMMUNICATION SYSTEM

Check CAN communication system. Refer to Trouble Diagnosis Flow Chart.

INSPECTION END

U2240-87 Can Comm Circuit

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U2240	87	CAN communication error (ECM) [Controller Area Network Communication Error (Engine Control Module)]	Diagnosis condition	When the ignition switch is ON
			Signal	CAN communication signal
			Threshold	TCM is unable to receive the CAN communications signal from ECM
			Diagnosis delay time	2 seconds

POSSIBLE CAUSE

Harness or connector (CAN communication line is error)
Power supply voltage circuit or ground circuit of the ECM
ECM
TCM

FAIL-SAFE

Selector shock is large
Start is slow
Acceleration is slow
Lock-up is not performed

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another “DTC CONFIRMATION PROCEDURE” occurs just before, ignition switch is OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Ignition switch ON and wait for at least 2 seconds.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

For the diagnosis procedure, refer to Trouble Diagnosis Flow Chart.

U2247-87 Can Comm Circuit

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U2247	87	CAN communication error (electric shift control module) [Controller Area Network Communication Error (Electric Shift)]	Diagnosis condition	When the ignition switch is ON
			Signal	CAN communication signal
			Threshold	TCM is unable to receive the CAN communications signal from electric shift control module
			Diagnosis delay time	2 or 9 seconds

POSSIBLE CAUSE

Harness or connector (CAN communication line is error)
Power supply voltage circuit or ground circuit of the electric shift control module
Electric shift control module
TCM

FAIL-SAFE

Selector shock is large
Vehicle speed is not increased

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another “DTC CONFIRMATION PROCEDURE” occurs just before, ignition switch is OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Ignition switch ON and wait for at least 2 seconds.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

For the diagnosis procedure, refer to Trouble Diagnosis Flow Chart.

U2248-87 Can Comm Circuit

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U2248	87	CAN communication error [ABS actuator and electric unit (control unit)] [Controller Area Network Communication Error (Brake Control Unit)]	Diagnosis condition	When the ignition switch is ON
			Signal	CAN communication signal
			Threshold	TCM is unable to receive the CAN communications signal from ABS actuator and electric unit (control unit)
			Diagnosis delay time	2 seconds

POSSIBLE CAUSE

Harness or connector (CAN communication line is error)
Power supply voltage circuit or ground circuit of the ABS actuator and electric unit (control unit)
ABS actuator and electric unit (control unit)
TCM

FAIL-SAFE

Not changed from normal driving

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Ignition switch ON and wait for at least 2 seconds.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

For the diagnosis procedure, refer to Trouble Diagnosis Flow Chart.

U2252-87 Can Comm Circuit

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U2252	87	CAN communication error (ADAS control unit) [Controller Area Network Communication Error (ADAS control unit)]	Diagnosis condition	When the ignition switch is ON
			Signal	CAN communication signal
			Threshold	TCM is unable to receive the CAN communications signal from ADAS C/U
			Diagnosis delay time	2 seconds

POSSIBLE CAUSE

Harness or connector (CAN communication line is error)
Power supply voltage circuit or ground circuit of the ADAS C/U
ADAS C/U
TCM

FAIL-SAFE

Not changed from normal driving

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Ignition switch ON and wait for at least 2 seconds.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

For the diagnosis procedure, refer to Trouble Diagnosis Flow Chart.

U2276-87 Can Comm Circuit

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U2276	87	CAN communication error (chassis control module) [Controller Area Network Communication Error (Chassis control module)]	Diagnosis condition	When the ignition switch is ON
			Signal	CAN communication signal
			Threshold	TCM is unable to receive the CAN communications signal from chassis control module
			Diagnosis delay time	2 or 5 seconds

POSSIBLE CAUSE

Harness or connector (CAN communication line is error)
Power supply voltage circuit or ground circuit of the chassis control module
Chassis control module
TCM

FAIL-SAFE

Not changed from normal driving

DTC CONFIRMATION PROCEDURE

PREPARATION BEFORE WORK

If another “DTC CONFIRMATION PROCEDURE” occurs just before, ignition switch is OFF and wait for at least 10 seconds, then perform the next test.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10 V.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

Ignition switch ON and wait for at least 2 seconds.
Check the DTC.

Is DTC detected?

YES>>

Proceed to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

For the diagnosis procedure, refer to Trouble Diagnosis Flow Chart.

Input Speed Sensor Circuit

Diagnosis Procedure

CHECK INPUT SPEED SENSOR POWER SUPPLY

Ignition switch OFF.
Disconnect input speed sensor harness connector.
Ignition switch ON.
Check the voltage between input speed sensor harness connector terminal and ground.

+ -
Voltage
(Approx.)

Input speed sensor

Connector Terminal

F57 3 Ground 5 V

Is the inspection result normal?

YES>>

GO TO 4.

NO>>

GO TO 2.

CHECK INPUT SPEED SENSOR POWER SUPPLY CIRCUIT (1)

Ignition switch OFF.
Disconnect CVT unit harness connector.
Check the resistance between input speed sensor harness connector terminal and CVT unit harness connector terminal.

Input speed sensor CVT unit Resistance

Connector Terminal Connector Terminal

F57 3 F70 2 1 Ω or less
Also check harness for short to ground and short to power.

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Repair or replace malfunctioning parts.

CHECK INPUT SPEED SENSOR POWER SUPPLY CIRCUIT (2)

Remove TCM. Refer to Removal and Installation.
Check the resistance between CVT unit connector terminal and TCM harness connector terminal.

CVT unit TCM Resistance

Terminal Connector Terminal

2 F115 6 1 Ω or less

Is the inspection result normal?

YES>>

GO TO 10.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

CHECK INPUT SPEED SENSOR GROUND CIRCUIT (1)

Ignition switch OFF.
Check the resistance between input speed sensor harness connector terminal and CVT case.

Input speed sensor - Resistance

Connector Terminal

F57 2 CVT case 1 Ω or less

Is the inspection result normal?

YES>>

GO TO 7.

NO>>

GO TO 5.

CHECK INPUT SPEED SENSOR GROUND CIRCUIT (2)

Disconnect CVT unit harness connector.
Check the resistance between input speed sensor harness connector terminal and CVT unit harness connector terminal.

Input speed sensor CVT unit Resistance

Connector Terminal Connector Terminal

F57 2 F70 6 1 Ω or less

Is the inspection result normal?

YES>>

GO TO 6.

NO>>

Repair or replace malfunctioning parts.

CHECK INPUT SPEED SENSOR GROUND CIRCUIT (3)

Remove TCM. Refer to Removal and Installation.
Check the resistance between CVT unit connector terminal and TCM harness connector terminal.

CVT unit TCM Resistance

Terminal Connector Terminal

6 F115 12 1 Ω or less

Is the check result normal?

YES>>

GO TO 10.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

CHECK INPUT SPEED SENSOR SIGNAL CIRCUIT (1)

Disconnect CVT unit harness connector.
Check the resistance between input speed sensor harness connector terminal and CVT unit harness connector terminal.

Input speed sensor CVT unit Resistance

Connector Terminal Connector Terminal

F57 1 F70 8 1 Ω or less

Is the inspection result normal?

YES>>

GO TO 8.

NO>>

Repair or replace malfunctioning parts.

CHECK TCM INPUT SIGNAL

Connect all of disconnected connectors.
Lift the Nissan Ariya vehicle.
Start the engine.
Check the frequency of input speed sensor signal.
+ - Condition
Frequency
(Approx.)

CVT unit

Connector Terminal
F70

8

Ground
Shift position: "M1" position

Nissan Ariya Vehicle speed: 20 km/h (12 MPH)
1525 Hz

Is the inspection result normal?

YES>>

GO TO 9.

NO>>

Replace input speed sensor. Refer to Removal and Installation.

CHECK INPUT SPEED SENSOR SIGNAL CIRCUIT (2)

Ignition switch OFF.
Disconnect CVT unit harness connector.
Remove TCM. Refer to Removal and Installation.
Check the resistance between CVT unit connector terminal and TCM harness connector terminal.

CVT unit TCM Resistance

Terminal Connector Terminal

8 F116 30 1 Ω or less

Is the check result normal?

YES>>

GO TO 10.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to

CHECK TERMINAL ASSEMBLY B

Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 11.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

CHECK TERMINAL ASSEMBLY A

Check that terminal assembly A is not damaged.

Is the inspection result normal?

YES>>

Replace TCM. Refer to Removal and Installation.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

Primary Speed Sensor Circuit

Diagnosis Procedure

CHECK PRIMARY SPEED SENSOR POWER SUPPLY

Ignition switch OFF.
Disconnect primary speed sensor harness connector.
Ignition switch ON.
Check the voltage between primary speed sensor harness connector terminal and ground.

+ -
Voltage
(Approx.)

Primary speed sensor

Connector Terminal

F56 3 Ground 5 V

Is the inspection result normal?

YES>>

GO TO 4.

NO>>

GO TO 2.

CHECK PRIMARY SPEED SENSOR POWER SUPPLY CIRCUIT (1)

Ignition switch OFF.
Disconnect CVT unit harness connector.
Check the resistance between primary speed sensor harness connector terminal and CVT unit harness connector terminal.

Primary speed sensor CVT unit Resistance

Connector Terminal Connector Terminal

F56 3 F70 2 1 Ω or less
Also check harness for short to ground and short to power.

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Repair or replace malfunctioning parts.

CHECK PRIMARY SPEED SENSOR POWER SUPPLY CIRCUIT (2)

Remove TCM. Refer to Removal and Installation.
Check the resistance between CVT unit connector terminal and TCM harness connector terminal.

CVT unit TCM Resistance

Terminal Connector Terminal

2 F115 6 1 Ω or less

Is the inspection result normal?

YES>>

GO TO 10.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

CHECK PRIMARY SPEED SENSOR GROUND CIRCUIT (1)

Ignition switch OFF.
Check the resistance between primary speed sensor harness connector terminal and CVT case.

Primary speed sensor - Resistance

Connector Terminal

F56 2 CVT case 1 Ω or less

Is the inspection result normal?

YES>>

GO TO 7.

NO>>

GO TO 5.

CHECK PRIMARY SPEED SENSOR GROUND CIRCUIT (2)

Disconnect CVT unit harness connector.
Check the resistance between primary speed sensor harness connector terminal and CVT unit harness connector terminal.

Primary speed sensor CVT unit Resistance

Connector Terminal Connector Terminal

F56 2 F70 6 1 Ω or less

Is the inspection result normal?

YES>>

GO TO 6.

NO>>

Repair or replace malfunctioning parts.

CHECK PRIMARY SPEED SENSOR GROUND CIRCUIT (3)

Remove TCM. Refer to Removal and Installation.
Check the resistance between CVT unit connector terminal and TCM harness connector terminal.

CVT unit TCM Resistance

Terminal Connector Terminal

6 F115 12 1 Ω or less

Is the check result normal?

YES>>

GO TO 10.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

CHECK PRIMARY SPEED SENSOR SIGNAL CIRCUIT (1)

Disconnect CVT unit harness connector.
Check the resistance between primary speed sensor harness connector terminal and CVT unit harness connector terminal.

Primary speed sensor CVT unit Resistance

Connector Terminal Connector Terminal

F56 1 F70 3 1 Ω or less

Is the inspection result normal?

YES>>

GO TO 8.

NO>>

Repair or replace malfunctioning parts.

CHECK TCM INPUT SIGNAL

Connect all of disconnected connectors.
Lift the Nissan Ariya vehicle.
Start the engine.
Check the frequency of primary speed sensor signal.
+ - Condition
Frequency
(Approx.)

CVT unit

Connector Terminal
F70

3

Ground
Shift position: "M1" position

Nissan Ariya Vehicle speed: 20 km/h (12 MPH)
1525 Hz

Is the inspection result normal?

YES>>

GO TO 9.

NO>>

Replace primary speed sensor. Refer to Removal and Installation.

CHECK PRIMARY SPEED SENSOR SIGNAL CIRCUIT (2)

Ignition switch OFF.
Disconnect CVT unit harness connector.
Remove TCM. Refer to Removal and Installation.
Check the resistance between CVT unit connector terminal and TCM harness connector terminal.

CVT unit TCM Resistance

Terminal Connector Terminal

3 F115 4 1 Ω or less

Is the check result normal?

YES>>

GO TO 10.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

CHECK TERMINAL ASSEMBLY B

Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 11.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

CHECK TERMINAL ASSEMBLY A

Check that terminal assembly A is not damaged.

Is the inspection result normal?

YES>>

Replace TCM. Refer to Removal and Installation.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

Secondary Speed Sensor Circuit

Diagnosis Procedure

CHECK SECONDARY SPEED SENSOR POWER SUPPLY

Ignition switch OFF.
Disconnect secondary speed sensor harness connector.
Ignition switch ON.
Check the voltage between secondary speed sensor harness connector terminal and ground.

+ -
Voltage
(Approx.)

Secondary speed sensor

Connector Terminal

F58 3 Ground 5 V

Is the inspection result normal?

YES>>

GO TO 4.

NO>>

GO TO 2.

CHECK SECONDARY SPEED SENSOR POWER SUPPLY CIRCUIT (1)

Ignition switch OFF.
Disconnect CVT unit harness connector.
Check the resistance between secondary speed sensor harness connector terminal and CVT unit harness connector terminal.

Secondary speed sensor CVT unit Resistance

Connector Terminal Connector Terminal

F58 3 F70 2 1 Ω or less
Also check harness for short to ground and short to power.

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Repair or replace malfunctioning parts.

CHECK SECONDARY SPEED SENSOR POWER SUPPLY CIRCUIT (2)

Remove TCM. Refer to Removal and Installation.
Check the resistance between CVT unit connector terminal and TCM harness connector terminal.

CVT unit TCM Resistance

Terminal Connector Terminal

2 F115 6 1 Ω or less

Is the inspection result normal?

YES>>

GO TO 10.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

CHECK SECONDARY SPEED SENSOR GROUND CIRCUIT (1)

Ignition switch OFF.
Check the resistance between secondary speed sensor harness connector terminal and CVT case.

Secondary speed sensor - Resistance

Connector Terminal

F58 2 CVT case 1 Ω or less

Is the inspection result normal?

YES>>

GO TO 7.

NO>>

GO TO 5.

CHECK SECONDARY SPEED SENSOR GROUND CIRCUIT (2)

Disconnect CVT unit harness connector.
Check the resistance between secondary speed sensor harness connector terminal and CVT unit harness connector terminal.

Secondary speed sensor CVT unit Resistance

Connector Terminal Connector Terminal

F58 2 F70 6 1 Ω or less

Is the inspection result normal?

YES>>

GO TO 6.

NO>>

Repair or replace malfunctioning parts.

CHECK SECONDARY SPEED SENSOR GROUND CIRCUIT (3)

Remove TCM. Refer to Removal and Installation.
Check the resistance between CVT unit connector terminal and TCM harness connector terminal.

CVT unit TCM Resistance

Terminal Connector Terminal

6 F115 12 1 Ω or less

Is the check result normal?

YES>>

GO TO 10.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

CHECK SECONDARY SPEED SENSOR SIGNAL CIRCUIT (1)

Disconnect CVT unit harness connector.
Check the resistance between secondary speed sensor harness connector terminal and CVT unit harness connector terminal.

Secondary speed sensor CVT unit Resistance

Connector Terminal Connector Terminal

F58 1 F70 9 1 Ω or less

Is the inspection result normal?

YES>>

GO TO 8.

NO>>

Repair or replace malfunctioning parts.

CHECK TCM INPUT SIGNAL

Connect all of disconnected connectors.
Lift the Nissan Ariya vehicle.
Start the engine.
Check the frequency of secondary speed sensor signal.
+ - Condition
Frequency
(Approx.)

CVT unit

Connector Terminal
F70

9

Ground
Shift position: "M1" position

Nissan Ariya Vehicle speed: 20 km/h (12 MPH)
360 Hz

Is the inspection result normal?

YES>>

GO TO 9.

NO>>

Replace secondary speed sensor. Refer to Removal and Installation.

CHECK SECONDARY SPEED SENSOR SIGNAL CIRCUIT (2)

Ignition switch OFF.
Disconnect CVT unit harness connector.
Remove TCM. Refer to Removal and Installation.
Check the resistance between CVT unit connector terminal and TCM harness connector terminal.

CVT unit TCM Resistance

Terminal Connector Terminal

9 F116 21 1 Ω or less

Is the check result normal?

YES>>

GO TO 10.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

CHECK TERMINAL ASSEMBLY B (2)

Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 11.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

CHECK TERMINAL ASSEMBLY A

Check that terminal assembly A is not damaged.

Is the inspection result normal?

YES>>

Replace TCM. Refer to Removal and Installation.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

Cvt Fluid Temperature Sensor Circuit

Diagnosis Procedure

CHECK CVT FLUID TEMPERATURE SENSOR

Ignition switch OFF.
Remove TCM. Refer to Removal and Installation.
Check the resistance between TCM harness connector terminals.

TCM Condition
Resistance
(Approx.)

Connector Terminal

F115 5 12 Ambient temperature: 20°C (68°F) 6.5 kΩ

Ambient temperature: 50°C (122°F) 2.2 kΩ

Is the inspection result normal?

YES>>

Replace TCM.

NO>>

GO TO 2.

CHECK CVT FLUID TEMPERATURE SENSOR CIRCUIT (1)

Remove oil pan. Refer to Removal and Installation
Disconnect control valve harness connector. Refer to Removal and Installation.
Check the resistance between TCM harness connector terminal and control valve harness connector terminal.

TCM Control valve Resistance

Connector Terminal Connector Terminal

F115 5 F118 14 1 Ω or less

12 21

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

CHECK CVT FLUID TEMPERATURE SENSOR CIRCUIT (2)

Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

Replace control valve assembly. Refer to Removal and installation.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

Line Pressure Sensor Circuit

Diagnosis Procedure

CHECK LINE PRESSURE SENSOR CIRCUIT

Ignition switch OFF.
Remove TCM. Refer to Removal and Installation.
Remove oil pan. Refer to Removal and Installation
Disconnect control valve harness connector. Refer to Removal and Installation.

Check the resistance between TCM harness connector terminal and control valve harness connector terminal

Circuit	TCM		Control valve		Resistance
Circuit	Connector	Terminal	Connector	Terminal	Resistance
Sensor power supply	F115	6	F118	19	1 Ω or less
Sensor ground		12		21
Line pressure sensor		15		15

Is the inspection result normal?

YES>>

GO TO 2.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

CHECK TERMINAL ASSEMBLY B

Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

REPLACE CONTROL VALVE ASSEMBLY

Replace control valve assembly. Refer to Removal and installation.
Perform DTC CONFIRMATION PROCEDURE.

Is DTC detected?

YES>>

Replace TCM. Refer to Removal and Installation

NO>>

INSPECTION END

Primary Pressure Sensor Circuit

Diagnosis Procedure

CHECK PRIMARY PRESSURE SENSOR CIRCUIT

Ignition switch OFF.
Remove TCM. Refer to Removal and Installation.
Remove oil pan. Refer to Removal and Installation
Disconnect control valve harness connector. Refer to Removal and Installation.

Check the resistance between TCM harness connector terminal and control valve harness connector terminal

Circuit	TCM		Control valve		Resistance
Circuit	Connector	Terminal	Connector	Terminal	Resistance
Sensor power supply	F115	6	F118	19	1 Ω or less
Sensor ground	F115	12		21
Primary pressure sensor	F116	23		18

Is the inspection result normal?

YES>>

GO TO 2.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

CHECK TERMINAL ASSEMBLY B

Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

REPLACE CONTROL VALVE ASSEMBLY

Replace control valve assembly. Refer to Removal and installation.
Perform DTC CONFIRMATION PROCEDURE.

Is DTC detected?

YES>>

Replace TCM. Refer to Removal and Installation

NO>>

INSPECTION END

Secondary Pressure Sensor Circuit

Diagnosis Procedure

CHECK SECONDARY PRESSURE SENSOR CIRCUIT

Ignition switch OFF.
Remove TCM. Refer to Removal and Installation.
Remove oil pan. Refer to Removal and Installation
Disconnect control valve harness connector. Refer to Removal and Installation.

Check the resistance between TCM harness connector terminal and control valve harness connector terminal

Circuit	TCM		Control valve		Resistance
Circuit	Connector	Terminal	Connector	Terminal	Resistance
Sensor power supply	F115	6	F118	19	1 Ω or less
Sensor ground		12		21
Secondary pressure sensor		7		20

Is the inspection result normal?

YES>>

GO TO 2.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

CHECK TERMINAL ASSEMBLY B

Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

REPLACE CONTROL VALVE ASSEMBLY

Replace control valve assembly. Refer to Removal and installation.
Perform DTC CONFIRMATION PROCEDURE.

Is DTC detected?

YES>>

Replace TCM. Refer to Removal and Installation

NO>>

INSPECTION END

Transmission Range Switch Circuit

Diagnosis Procedure

CHECK TRANSMISSION RANGE SWITCH

Ignition switch OFF.
Remove shift actuator. Refer to Removal and Installation.
Set CVT Range Switch Adjuster (SST: NI-53061) on manual shaft.
Remove TCM. Refer to Removal and Installation.

Check the resistance between TCM harness connector terminals.

Range switch	TCM			Test condition	Resistance
Range switch	Connector	Terminal		Test condition	Resistance
Range switch 1	F115	11	12	Manual shaft position : N, D, R	0 Ω
Range switch 1		11		Other than the above	3.7 - 4.1 kΩ
Range switch 2		13		Manual shaft position : N, D	0 Ω
Range switch 2		13		Other than the above	3.7 - 4.1 kΩ
Range switch 3		2		Manual shaft position : D	0 Ω
Range switch 3		2		Other than the above	3.7 - 4.1 kΩ
Range switch 4		3		Manual shaft position : R, D	0 Ω
Range switch 4		3		Other than the above	3.7 - 4.1 kΩ

Is the inspection result normal?

YES>>

Replace TCM.

NO>>

GO TO 2.

CHECK TRANSMISSION RANGE SWITCH CIRCUIT

Remove oil pan. Refer to Removal and Installation
Disconnect control valve harness connector. Refer to Removal and Installation.

Check the resistance between TCM harness connector terminals and control valve harness connector terminal

Range switch	TCM		Control valve		Resistance
Range switch	Connector	Terminal	Connector	Terminal	Resistance
Range switch 1	F115	11	F117	3	1 Ω or less
Range switch 2		13		5
Range switch 3		2		4
Range switch 4		3		2
Ground		12		1

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

CHECK TERMINAL ASSEMBLY B

Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

Replace control valve assembly. Refer to Removal and installation.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

Line Pressure Solenoid Valve Circuit

Diagnosis Procedure

CHECK LINE PRESSURE SOLENOID VALVE

Ignition switch OFF.
Remove TCM. Refer to Removal and Installation.
Check the resistance between TCM harness connector terminal and CVT case.

TCM − Condition Resistance

Connector Terminal

F116 18 CVT case Ambient temperature: 20°C (68°F) 4.3 - 6.3 Ω

Ambient temperature: 50°C (122°F) 4.5 - 7.0 Ω

Is the inspection result normal?

YES>>

Replace TCM.

NO>>

GO TO 2.

CHECK LINE PRESSURE SOLENOID VALVE CIRCUIT

Remove oil pan. Refer to Removal and Installation
Disconnect control valve harness connector. Refer to Removal and Installation.
Check the resistance continuity between TCM harness connector terminal and control valve harness connector terminal.

TCM Control valve Resistance

Connector Terminal Connector Terminal

F116 18 F118 8 1 Ω or less

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Replace terminal assembly B. Refer to Removal and Installation.

CHECK TERMINAL ASSEMBLY B

Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

Replace control valve assembly. Refer to Removal and installation.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

Primary Pressure Solenoid Valve Circuit

Diagnosis Procedure

CHECK PRIMARY PRESSURE SOLENOID VALVE

Ignition switch OFF.
Remove TCM. Refer to Removal and Installation.
Check the resistance between TCM harness connector terminal and CVT case.

TCM − Condition Resistance

Connector Terminal

F116 26 CVT case Ambient temperature: 20°C (68°F) 4.3 - 6.3 Ω

Ambient temperature: 50°C (122°F) 4.5 - 7.0 Ω

Is the inspection result normal?

YES>>

Replace TCM.

NO>>

GO TO 2.

CHECK PRIMARY PRESSURE SOLENOID VALVE CIRCUIT

Remove oil pan. Refer to Removal and Installation
Disconnect control valve harness connector. Refer to Removal and Installation.
Check the resistance between TCM harness connector terminal and control valve harness connector terminal.

TCM Control valve Resistance

Connector Terminal Connector Terminal

F116 26 F118 17 1 Ω or less

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

CHECK TERMINAL ASSEMBLY B

Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

Replace control valve assembly. Refer to Removal and installation.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

Secondary Pressure Solenoid Valve Circuit

Diagnosis Procedure

CHECK SECONDARY SOLENOID VALVE

Ignition switch OFF.
Remove TCM. Refer to Removal and Installation.
Check the resistance between TCM harness connector terminal and CVT case.

TCM − Condition Resistance

Connector Terminal

F116 27 CVT case Ambient temperature: 20°C (68°F) 4.3 - 6.3 Ω

Ambient temperature: 50°C (122°F) 4.5 - 7.0 Ω

Is the inspection result normal?

YES>>

Replace TCM.

NO>>

GO TO 2.

CHECK SECONDARY SOLENOID VALVE CIRCUIT

Remove oil pan. Refer to Removal and Installation
Disconnect control valve harness connector. Refer to Removal and Installation.
Check the resistance between TCM harness connector terminal and control valve harness connector terminal.

TCM Control valve Resistance

Connector Terminal Connector Terminal

F116 27 F118 9 1 Ω or less

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

CHECK TERMINAL ASSEMBLY B

Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

Replace control valve assembly. Refer to Removal and installation.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

Torque Converter Clutch Solenoid Valve Circuit

Diagnosis Procedure

CHECK TORQUE CONVERTER CLUTCH SOLENOID VALVE

Ignition switch OFF.
Remove TCM. Refer to Removal and Installation.
Check the resistance between TCM harness connector terminal and CVT case.

TCM − Condition Resistance

Connector Terminal

F116 28 CVT case Ambient temperature: 20°C (68°F) 5.5 - 7.0 Ω

Ambient temperature: 50°C (122°F) 6.0 - 8.0 Ω

Is the inspection result normal?

YES>>

Replace TCM.

NO>>

GO TO 2.

CHECK TORQUE CONVERTER CLUTCH SOLENOID VALVE CIRCUIT

Remove oil pan. Refer to Removal and Installation
Disconnect control valve harness connector. Refer to Removal and Installation.
Check the resistance between TCM harness connector terminal and control valve harness connector terminal.

TCM Control valve Resistance

Connector Terminal Connector Terminal

F116 28 F118 10 1 Ω or less

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

CHECK TERMINAL ASSEMBLY B

Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

Replace control valve assembly. Refer to Removal and installation.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

Select Solenoid Valve Circuit

Diagnosis Procedure

CHECK SELECT SOLENOID VALVE

Ignition switch OFF.
Remove TCM. Refer to Removal and Installation.
Check the resistance between TCM harness connector terminal and CVT case.

TCM − Condition Resistance

Connector Terminal

F116 29 CVT case Ambient temperature: 20°C (68°F) 5.5 - 7.0 Ω

Ambient temperature: 50°C (122°F) 6.0 - 8.0 Ω

Is the inspection result normal?

YES>>

Replace TCM.

NO>>

GO TO 2.

CHECK SELECT SOLENOID VALVE CIRCUIT

Remove oil pan. Refer to Removal and Installation
Disconnect control valve harness connector. Refer to Removal and Installation.
Check the resistance between TCM harness connector terminal and control valve harness connector terminal.

TCM Control valve Resistance

Connector Terminal Connector Terminal

F116 29 F118 11 1 Ω or less

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

CHECK TERMINAL ASSEMBLY B

Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

Replace control valve assembly. Refer to Removal and installation.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

Cvt Chain Inspection

Component Inspection

Set the vehicle on 2-post car lift.
Remove shift actuator. Refer to Removal and Installation.
Set CVT Range Switch Adjuster (SST:NI-53061) on manual shaft.
Set the CVT to N position.
Secure the right front tire with a suitable strap . This will assist in making the chain turn.
Mark the left front tire with a suitable marking. This will ensure all 360° of the chain is inspected.
Remove the parts around the CVT chain inspection hole.
Clean around the CVT chain inspection hole.
Lift the Nissan Ariya vehicle to the extent that the tire does not touch the ground.
Remove plug of CVT chain inspection hole. Refer to Removal and Installation.

CAUTION:
Never reuse O-ring.
Install mirror to tip of borescope (SST: NI-51951).

NOTE:

CVT SIDE COVER side Inspection

Mark with a piece of tape about 11.5 cm (4.53 in) (A) from the tip of the mirror.
Insert the borescope to CVT chain inspection hole as shown.

: CVT chain

: Piece of tape

A : 11.5 cm (4.53 in)
View the side of the chain that contacts the pulley.
Using the mark applied to the left front tire for reference, slowly and carefully rotate the front left tire one full turn in either direction to view all of the chain belt. For the judgment of chain belt wear, refer to the following the following "CHAIN BELT WEAR PATTERNS”.

ENGINE side Inspection

Mark with a piece of tape about 10 cm (3.94 in) (A) from the tip of the mirror.
Insert the borescope to CVT chain inspection hole as shown.

: CVT chain

: Piece of tape

A : 10 cm (3.94 in)
View the side of the chain that contacts the pulley.
Using the mark applied to the left front tire for reference, slowly and carefully rotate the front left tire one full turn in either direction to view all of the chain belt. For the judgment of chain belt wear, refer to the following "CHAIN BELT WEAR PATTERNS”.

CHAIN BELT WEAR PATTERNS

Examples of OK (normal) wear patterns.

Chain contact surfaces appear smooth.

Examples of NG (abnormal) wear patterns.

Chain contact surfaces show visible scuffing.

Main Power Supply and Ground Circuit

Diagnosis Procedure

CHECK BATTERY POWER SUPPLY OF TCM

Ignition switch OFF.
Disconnect CVT unit connector.
Check voltage between CVT unit harness connector terminal and ground.

+ −
Voltage
(Approx.)

CVT unit

Connector Terminal

F70 1 Ground 10 – 16 V

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

GO TO 2.

DETECT MALFUNCTIONING ITEMS

Check the following items:

Open or short circuit of harness between battery positive terminal and CVT unit connector terminal 1.
10A fuse (No.101).

Is the inspection result normal?

YES>>

Check intermittent incident. Refer to Intermittent Incident.

NO>>

Repair or replace malfunctioning parts.

CHECK BATTERY POWER SUPPLY CIRCUIT OF TCM

Remove TCM. Refer to Removal and Installation.
Check the resistance between CVT unit connector and TCM harness connector.

CVT unit TCM Resistance

Terminal Connector Terminal 1 Ω or less

1 F116 34
Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 4.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

CHECK IGNITION POWER SUPPLY OF TCM

Ignition switch ON.
Check voltage between CVT unit harness connector terminal and ground.

+ −
Voltage
(Approx.)

CVT unit

Connector Terminal

F70 10 Ground 10 – 16 V

Is the inspection result normal?

YES>>

GO TO 6.

NO>>

GO TO 5.

DETECT MALFUNCTIONING ITEMS

Ignition switch OFF.
Check the following items:
- Open or short circuit of harness between IPDM E/R terminal 70 and CVT unit connector terminal 13.
- 10A fuse (No.73).

Is the inspection result normal?

YES>>

Check intermittent incident. Refer to Intermittent Incident.

NO>>

Repair or replace malfunctioning parts.

CHECK IGNITION POWER SUPPLY CIRCUIT OF TCM

Ignition switch OFF.
Check the resistance between CVT unit connector and TCM harness connector.

CVT unit TCM Resistance

Terminal Connector Terminal 1 Ω or less

10 F116 25
Check that terminal assembly B is not damaged.

Is the inspection result normal?

YES>>

GO TO 7.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

CHECK TCM GROUND CIRCUIT

Check continuity between TCM harness connector terminals and ground.

TCM		−	Continuity
Connector	Terminal	−	Continuity
F116	19	Ground	Existed
F116	20	Ground	Existed

Is the inspection result normal?

YES>>

GO TO 8.

NO>>

Repair or replace malfunctioning parts.

CHECK TERMINAL ASSEMBLY A

Check that terminal assembly A is not damaged.

Is the inspection result normal?

YES>>

Check intermittent incident. Refer to Intermittent Incident.

NO>>

Replace terminal assembly A and terminal assembly B as a set. Refer to Removal and Installation.

Shift Position Indicator Circuit

Component Parts Function Inspection

CHECK SHIFT POSITION INDICATOR

Start the engine.
Depress the brake pedal.
Operate the selector lever.
Check that the shift position and the shift position indicator on the combination meter are identical.

Is the inspection result normal?

YES>>

INSPECTION END

NO>>

Go to Diagnosis Procedure.

Diagnosis Procedure

CHECK TCM INPUT/OUTPUT SIGNAL

With CONSULT

Start the engine.
Select “Data Monitor” in “TRANSMISSION”.
Select “Range”.
Depress the brake pedal.
Operate the selector lever.
Check that shift position , “Range” on CONSULT screen, and shift position indicator display on combination meter are identical.

Is the check result normal?

YES>>

INSPECTION END

NO-1>>

“Range” is changed but is not displayed on shift position indicator : Check “Self Diagnostic Result” in “TRANSMISSION”.

NO-2>>

“Range” and shift position indicator are different : Check “Self Diagnostic Result” in “TRANSMISSION”.

NO-3>>

Specific “Range” is not displayed on shift position indicator : Check “Self Diagnostic Result” in “COMBINATION METER”.

Paddle Shifter Circuit

Component Function Check

CHECK PADDLE SHIFTER (+) FUNCTION

Drive the Nissan Ariya vehicle in D position or M position.
Pull the paddle shifter (+).

Does the gear position shift up? Or does the shift position indicator blink and the buzzer sounds?

YES>>

GO TO 2.

NO>>

Refer to Diagnosis Procedure.

CHECK PADDLE SHIFTER (-) FUNCTION

Drive the Nissan Ariya vehicle in D position or M position.
Pull the paddle shifter (-).

Does the gear position shift down? Or does the shift position indicator blink and the buzzer sounds?

YES>>

INSPECTION END

NO>>

Refer to Diagnosis Procedure.

Diagnosis Procedure

CHECK DTC (TCM)

With CONSULT

Ignition switches ON
Select “Self Diagnostic Results” in “TRANSMISSION”.

Is any DTC detected?

YES>>

Check DTC detected item. Refer to DTC Index.

NO>>

GO TO 2.

CHECK PADDLE SHIFTER SIGNAL VOLTAGE

Ignition switches ON.
Check voltage between BCM connector terminals and ground.

+ − Voltage

BCM

Connector Terminal

M19 78 Ground 9– 16 V

79

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Replace BCM. Refer to Removal and Installation.

CHECK CIRCUIT BETWEEN BCM AND SPIRAL CABLE

Check the following items:

Ignition switches OFF.
Disconnect BCM harness connector.
Diconnect spiral cable harness connector.
Check continuity between BCM harness connector terminals and spiral cable harness connector terminals.

BCM Spiral cable Continuity

Connector Terminal Connector Terminal

M19 78 M30 4 Existed

79 5
Check continuity between BCM harness connector terminal and ground.

BCM — Continuity

Connector Terminal

M19 78 Ground Not existed

79

Is the inspection result normal?

YES>>

GO TO 4.

NO>>

Repair harness or connector.

CHECK GROUND CIRCUIT

Check continuity between spiral cable harness connector terminal and ground.

Spiral cable		—	Continuity
Connector	Terminal	—	Continuity
M30	15	Ground	Existed

Is the inspection result normal?

YES>>

GO TO 5.

NO>>

Repair harness or connector.

CHECK PADDLE SHIFTER CIRCUIT

Check continuity between spiral cable connector terminals.

Spiral cable		Condition	Continuity
+	−
Terminal
4	15	Pull paddle shifter (+)	Existed
4		Release paddle shifter (+)	Not existed
5		Pull paddle shifter (–)	Existed
5		Release paddle shifter (–)	Not existed

Is the inspection result normal?

YES>>

Check intermittent incident. Refer to Intermittent Incident.

NO>>

GO TO 6.

CHECK SPIRAL CABLE

Disconnect spiral cable harness connector.
Check continuity between spiral cable connector terminals.

Spiral cable Continuity

Terminal

4 33 Existed

5 32

15 29

YES>>

Replace steering wheel. Refer to Removal and Installation.

NO>>

Replace spiral cable. Refer to Removal and Installation.

 Cvt: Ge0f14a. Dtc/circuit Diagnosis

 Shift (electric Shift Control Module)

P0604-00 Control Module Ram DTC Description DTC DETECTION LOGIC DTC CONSULT screen terms (Trouble diagnosis content) DTC detection condition P0604* 00 Control module RAM [Intern...

Other materials:

Dtc/circuit Diagnosis. U0075-00 Communication Bus C Off
DTC Description DTC DETECTION LOGIC DTC No. CONSULT screen items (Trouble diagnosis content) DTC Detection Condition U0075-00 Control module comm Bus C Off (Control module communication Bus C Off) Diagnosis condition Ignition switch ON Signal (terminal) CAN communication s ...

Dtc/circuit Diagnosis. U2141-87 Can Comm Circuit
DTC Description DESCRIPTIONCAN (Controller Area Network) is a serial communication line for real time applications. It is an on-Nissan Ariya vehicle multiplex communication line with high data communication speed and excellent error detection ability. Modern Nissan Ariya vehicle is equipped ...

Lane Branch Line Circuit
Diagnosis Procedure CHECK CONNECTOR Turn the ignition switch OFF. Disconnect the battery cable from the negative terminal. Check the terminals and connectors of the front camera unitfor damage, bend and loose connection (unit side and connector side). Is the inspection result no ...

Shift position	: "D" position
Nissan Ariya Vehicle speed	: 40 km/h (25 MPH) or more

Shift position	: "D" position
CVT fluid temperature	: 20 °C (68 °F) or more
Nissan Ariya Vehicle speed	: 40 km/h (25 MPH) or more

Shift position	: "D" position
Accelerator pedal opening	: 10 deg or more
Nissan Ariya Vehicle speed	: 1 - 15 km/h (0.6 - 9 MPH)
Brake pedal	: Depress*

Battery voltage	: 10 V or more
CVT fluid temperature	: -19 °C (-2 °F) or more

+		−	Voltage (Approx.)
CVT unit		−	Voltage (Approx.)
Connector	Terminal	Ground	10 – 16 V
F70	1	Ground	10 – 16 V

Shift position	: “D” position
Vhiecle speed	: More than 1 km/h (1 MPH)
G speed	: 0.05 G or more

Accelerator pedal	: Released
Brake pedal	: Depressed
Nissan Ariya Vehicle speed	: 0 km/h (0 MPH) or more
Shift position	: "D" position