Nissan Rogue (T33) 2021-Present Service Manual: Propilot Assist 2.1 :: Ecu Diagnosis Information
Adas Control Unit 2
List of ECU Reference
| ECU | Reference |
|---|---|
| ADAS control unit 2 | Reference Value |
| Fail-safe (ADAS Control Unit) | |
| DTC Inspection Priority Chart | |
| DTC Index |
Distance Sensor
List of ECU Reference
| ECU | Reference |
|---|---|
| Distance sensor | Reference Value |
| Fail-safe | |
| DTC Inspection Priority Chart | |
| DTC Index |
Front Camera Unit
List of ECU Reference
| ECU | Reference |
|---|---|
| Front camera unit | Reference Value |
| Fail-safe | |
| DTC Inspection Priority Chart | |
| DTC Index |
Hd Map Module
Reference Value
Values On The Diagnosis Tool
NOTE:
The following table includes information (items) inapplicable to this Nissan Ariya vehicle. For information (items) applicable to this vehicle, refer to CONSULT display items.
| Monitor item | Condition | Value/Status | |
|---|---|---|---|
| Mileage | Ignition SW ON | Almost the same value as odometer | |
| Nissan Ariya Vehicle Speed | Driving | Almost the same value as speedometer | |
| Shift position | Ignition SW ON | Displays shift position | |
| Ignition | Ignition SW OFF | OFF | |
| Ignition SW ACC | ACC | ||
| Ignition SW ON | IGN | ||
| While checking status of ignition SW ON | Under checking | ||
| G sensor initial learn value (X) | Ignition SW ON | (–0.1005)-(0.0847)G | |
| G sensor initial learn value (Y) | Ignition SW ON | (–0.1005)-(0.0847)G | |
| G sensor initial learn value (Z) | Ignition SW ON | (–0.9003)-(1.0996)G | |
| IMU sensor temperature | Ignition SW ON | (–40.0)-(85.0)℃ | |
| Gyro current value X | Ignition SW ON | (–124.8780)-(124.8742)deg/s | |
| Gyro current value Y | Ignition SW ON | (–124.8780)-(124.8742)deg/s | |
| Gyro current value Z | Ignition SW ON | (–124.8780)-(124.8742)deg/s | |
| Gyro offset learning value (X) | Ignition SW ON | (–124.8780)-(124.8742)deg/s | |
| Gyro offset learning value (Y) | Ignition SW ON | (–124.8780)-(124.8742)deg/s | |
| Gyro offset learning value (Z) | Ignition SW ON | (–124.8780)-(124.8742)deg/s | |
| Gyro sensitv corret learn value | Ignition SW ON | 0.0000 - 2.0000 | |
| G sensor pitch correct value | Ignition SW ON | (–50.0000)-(50.0000)% | |
| GPS positioning status | Ignition SW ON with radio wave | GPS signal cannot be received | Non-positioning |
| When information is received from three satellites and the position can be measured on a plane | 2D positioning | ||
| When information is received from four or more satellites and accurate self-position measurement is possible | 3D positioning | ||
| When the number of satellites is small or when only UTC (Universal Coordinated Time) can be confirmed due to information block | Time | ||
| GPS position info (Latitude) | Ignition SW ON with radio wave | (–90.0000)-(90.0000) | |
| GPS position info (Longitude) | Ignition SW ON with radio wave | (–180.0000)-(180.0000) | |
| GPS position info (Ellipsoid) | Ignition SW ON with radio wave | (–8000.000)-(8000.000)mm | |
| GPS position info (Geoid) | Ignition SW ON with radio wave | (–8000.000)-(8000.000)mm | |
| GPS speed info (Vhicle speed) | Ignition SW ON with radio wave | 0.0000 - 100000.0000 mm/s | |
| GPS azimuth info | Ignition SW ON with radio wave | 0.0000 - 2.0000 deg | |
| Nissan Ariya Vehicle speed correction value | Ignition SW ON | 0.0000 - 2.0000 | |
| Power supply voltage | Ignition SW ON | 7 - 16 V | |
| Map update progress (USB) |
The item is displayed, but it is not used |
— | |
| Map update license | Ignition SW ON | When the customer has a HD map license (not expired) and radio wave is available | Valid |
| Except the above | Not valid | ||
| license expiration date | Ignition SW ON | 1 - 31 | |
| License expiration month | Ignition SW ON | 1 - 12 | |
| USB connection status |
The item is displayed, but it is not used |
— | |
| Map update status (Data type) |
The item is displayed, but it is not used |
— | |
| G sensor learning value X | Ignition SW ON | (–2.0000)-(2.0000)G | |
| G sensor learning value Y | Ignition SW ON | (–2.0000)-(2.0000)G | |
| G sensor learning value Z | Ignition SW ON | (–2.0000)-(2.0000)G | |
| Gyro offset initial learn value X | Ignition SW ON | (–124.9980)-(124.9942)deg/s | |
| Gyro offset initial learn value Y | Ignition SW ON | (–124.9980)-(124.9942)deg/s | |
| Gyro offset initial learn value Z | Ignition SW ON | (–124.9980)-(124.9942)deg/s | |
| ECU instll ang lrn ltst val Roll | Ignition SW ON | (–180.0)-(180.0)deg | |
| ECU instll ang lrn ltst val Pitch | Ignition SW ON | (–180.0)-(180.0)deg | |
| Intrnl area 1 prog update cntr | Ignition SW ON | 0.0000 - 4294967295 [count] | |
| Intrnl area 2 prog update cntr | Ignition SW ON | 0.0000 - 4294967295 [count] | |
| Intrnl area 3 prog update cntr | Ignition SW ON | 0.0000 - 4294967295 [count] | |
| Intrnl area 4 prog update cntr | Ignition SW ON | 0.0000 - 4294967295 [count] | |
| ECU instll angle learn val Roll | Ignition SW ON | (–180.0)-(180.0)deg | |
| ECU instll angle learn val Pitch | Ignition SW ON | (–180.0)-(180.0)deg | |
| Intrnl area 5 prog update cntr | Ignition SW ON | 0.0000 - 4294967295 [count] | |
| FOTA status | Ignition SW ON | When waiting | Waiting |
| When receiving software | Receiving | ||
| When copying software | Copying | ||
| When checking Nissan Ariya vehicle condition | Checking vehicle condition | ||
| When preparing communication | Preparing to start | ||
| When switching software | Switching | ||
| When restarting HD map module | Restarting | ||
| When checking the received software version | Checking version | ||
| When updating software | Under configuration | ||
| When software update is completed | Operation end | ||
| When an error is detected other than during software update | Error 1 | ||
| When cancelling software update | Cancelling | ||
| When an error is detected during software update | Error 2 | ||
| When repairing an error | Repairing | ||
| When error repair is complete | Repair end | ||
| FOTA cancel counter | Ignition SW ON | 0 - 255 | |
Terminal Layout

Physical Values
|
Terminal No. (Wire color) | Description | Condition |
Value (Approx.) | |||
|---|---|---|---|---|---|---|
| + | – | Signal name | Input/Output | |||
|
1 (LA/B) |
Ground | Ground | — | Ignition SW ON | 0 V | |
|
3 (LA/G) |
1 (LA/B) |
Ignition power supply | Input | Ignition SW ON | Battery voltage | |
|
13 (LA/Y) |
1 (LA/B) |
Battery power supply | — | Ignition SW ON | Battery voltage | |
|
16 (LA/B) |
Ground | Ground | — | Ignition SW ON | 0 V | |
|
41 (SHIELD) |
— | Shield | — | — | — | |
|
44 (Y) |
Ethernet(+) | — | — | — | ||
|
45 (G) |
Ethernet(-) | — | — | — | ||
|
46 (SHIELD) |
Shield | — | — | — | ||
|
49 (Y) |
Ethernet(+) | — | — | — | ||
|
50 (G) |
Ethernet(-) | — | — | — | ||
|
80 (Y) |
Ethernet(+) | — | — | — | ||
|
81 (G) |
Ethernet(-) | — | — | — | ||
|
82 (SHIELD) |
Shield | — | — | — | ||
Fail-safe
Refer to Fail-safe (HD Map Module).
DTC Inspection Priority Chart
If multiple DTCs are detected simultaneously, check them one by one depending on the following DTC inspection priority chart.
| Priority | Detected items (DTC) | |
|---|---|---|
| 1 |
|
|
| 2 |
|
|
DTC Index
Self Diagnostic Result ×: Applicable
| DTC | CONSULT display | Fail-safe | Reference | |||
|---|---|---|---|---|---|---|
| Lane keeping function * | Lane change support function | Overtaking support function | ||||
| B14A0 | 45 | Control module | × | × | × | Refer to DTC Description. |
| 49 | × | × | × | Refer to DTC Description. | ||
| 4B | × | × | × | Refer to DTC Description. | ||
| B14A1 | A2 | Battery voltage | × | × | × | Refer to DTC Description. |
| A3 | × | × | × | Refer to DTC Description. | ||
| B14A3 | 19 | USB memory data | - | - | - | Refer to DTC Description. |
| B14A4 | 11 | GPS antenna | × | × | × | Refer to DTC Description. |
| 13 | × | × | × | Refer to DTC Description. | ||
| B14A5 | 45 | HD map data error 1 | × | × | × | Refer to DTC Description. |
| B14AD | 54 | G sensor calibration incomplete | - | - | - | Refer to DTC Description. |
| B14B0 | 56 | Nissan Ariya Vehicle Identification Number data mismatch | × | × | × | Refer to DTC Description. |
| B14B4 | 11 | L band antenna | × | × | × | Refer to DTC Description. |
| 13 | × | × | × | Refer to DTC Description. | ||
| U1C93 | 86 | GPS communication error | × | × | × | Refer to DTC Description. |
| 87 | × | × | × | Refer to DTC Description. | ||
| U1C96 | 82 | Ethernet communication error | - | - | - | Refer to DTC Description. |
| 87 | - | - | - | Refer to DTC Description. | ||
| U1C97 | 82 | × | × | × | Refer to DTC Description. | |
| 83 | × | × | × | Refer to DTC Description. | ||
| U1C98 | 82 | × | × | × | Refer to DTC Description. | |
| 87 | × | × | × | Refer to DTC Description. | ||
| U27A9 | 88 | × | × | × | Refer to DTC Description. | |
| U28A9 | 88 | × | × | × | Refer to DTC Description. | |
| U29A9 | 88 | × | × | × | Refer to DTC Description. | |
*: ProPILOT Assist 2.1 display is blue
Power Network Separate Relay
Reference Value
Values On The Diagnosis Tool
NOTE:
The following table includes information (items) inapplicable to this Nissan Ariya vehicle. For information (items) applicable to this vehicle, refer to CONSULT display items.
| Monitor item | Condition | Value/Status | |
|---|---|---|---|
| Nissan Ariya Vehicle Speed | Driving | Almost the same value as speedometer | |
Terminal Layout

Physical Values
|
Terminal No. (Wire color) | Description | Condition |
Value (Approx.) | |||
|---|---|---|---|---|---|---|
| + | – | Signal name | Input/Output | |||
|
1 (LA/B) |
Ground | Ground | — | — | — | |
|
2 (GR) |
— | CAN communication-H | — | — | — | |
|
3 (V) |
CAN communication-L | — | — | — | ||
|
4 (LA/GR) |
1 (LA/B) |
Ignition power supply | Input | Ignition SW ON | Battery voltage | |
Fail-safe
Refer to Fail-safe (Power Network Separate Relay).
DTC Inspection Priority Chart
If multiple DTCs are detected simultaneously, check them one by one depending on the following DTC inspection priority chart.
| Priority | Detected items (DTC) | |
|---|---|---|
| 1 |
|
|
| 2 | B23C0-04: Power network separate relay | |
DTC Index
Self Diagnostic Result ×: Applicable
| DTC | CONSULT display | Fail-safe | Reference | |||||
|---|---|---|---|---|---|---|---|---|
| Nissan Ariya Vehicle speed/vehicle-to-vehicle distance control mode function | Lane keeping function *1 | Lane keeping function *2 | Lane change support function | Overtaking support function | ||||
| B23C0 | 04 | Power network separate relay | × | × | × | × | × | Refer to DTC Description. |
| U2148 | 87 | CAN comm err (brake control unit) | × | × | × | × | × | Refer to DTC Description. |
| U214F | 87 | CAN comm err (BCM) | × | × | × | × | × | Refer to DTC Description. |
| U2152 | 87 | CAN communication error advanced driver assistant systems control unit | × | × | × | × | × | Refer to DTC Description. |
| U215B | 87 | CAN comm err (IPDM E/R) | × | × | × | × | × | Refer to DTC Description. |
| U2175 | 87 | CAN communication error (AVM) | × | × | × | × | × | Refer to DTC Description. |
| U2176 | 87 | CAN communication error (chassis control module/steering angle sensor) | × | × | × | × | × | Refer to DTC Description. |
| U2A0B | 88 | Communication Bus Off CH2-CAN | × | × | × | × | × | Refer to DTC Description. |
Driver Monitor Camera Control Unit
List of ECU Reference
| ECU | Reference |
|---|---|
| Driver monitor camera control unit | Reference Value |
| Fail-safe (Driver Monitor Camera Control Unit) | |
| DTC Inspection Priority Chart | |
| DTC Index |
Side Radar Front Lh
List of ECU Reference
| ECU | Reference |
|---|---|
| Side radar front LH | Reference Value |
| Fail-safe (Side Radar) | |
| DTC Inspection Priority Chart | |
| DTC Index |
Side Radar Front Rh
List of ECU Reference
| ECU | Reference |
|---|---|
| Side radar front RH | Reference Value |
| Fail-safe (Side Radar) | |
| DTC Inspection Priority Chart | |
| DTC Index |
Side Radar Rear Lh
List of ECU Reference
| ECU | Reference |
|---|---|
| Side radar rear LH | Reference Value |
| Fail-safe (Side Radar) | |
| DTC Inspection Priority Chart | |
| DTC Index |
Side Radar Rear Rh
List of ECU Reference
| ECU | Reference |
|---|---|
| Side radar rear RH | Reference Value |
| Fail-safe (Side Radar) | |
| DTC Inspection Priority Chart | |
| DTC Index |
Other materials:
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 ...
Engine Stand Setting
Setting
NOTE:
Explained here is how to disassemble with engine stand
supporting transaxle surface. When using different type of engine stand,
note with difference in steps and etc.
Remove the engine and the transaxle assembly from the
vehicle, and separate the transaxle from the engine. Ref ...
Dtc/circuit Diagnosis. Thigh Support Motor
Component Function Check
CHECK FUNCTION
CONSULT
Ignition switch ON.
Select “Thigh support motor” in “Active test” mode of “DRIVER SEAT”.
Check thigh support motor LH operation.
Test item Operation
Thigh support motor
Up
Thigh support
Upward
Down ...
