Nissan Rogue (T33) 2021-Present Service Manual: P054a Camshaft Position Bank 1
DTC Description
DTC DETECTION LOGIC
| DTC |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition | ||
| P054A | 00 |
Cold start B camshaft position bank 1 (Cold start B camshaft position timing over-advanced bank 1) |
Diagnosis condition | Cold condition |
| Signal (terminal) | Exhaust camshaft position sensor | |||
| Threshold | There is a gap between angle of target and actual angle when the engine is in a cold condition. | |||
| Diagnosis delay time | 30 seconds | |||
POSSIBLE CAUSE
Exhaust valve timing intermediate lock control solenoid valve
FAIL-SAFE
| Fail safe mode | Nissan Ariya Vehicle behavior | |
|---|---|---|
| Device fix mode |
|
|
DTC Confirmation Procedure
PRECONDITIONING
TESTING CONDITION:
Before performing the following procedure, confirm that battery voltage is 10 V or more at idle.
With CONSULT
-
Turn ignition switch OFF and wait at least 10 seconds.
-
Turn ignition switch ON.
-
Turn ignition switch OFF and wait at least 10 seconds.
-
Turn ignition switch ON.
-
On the CONSULT screen, select “ENGINE” >> “DATA MONITOR” >> “COOLANT TEMP/S”.
-
Check “COOLANT TEMP/S” indication value.
With GST
Follow the procedure “With CONSULT” above.
Is the value of “COOLANT TEMP/S” −5°C (23°F) and 45°C (113°F)?
YES>>GO TO 2.
NO-1 [if it is below −5°C (23°F)]>>Warm up the engine until the value of “COOLANT TEMP/S” indicates −5°C (23°F) and 45°C (113°F). And then GO TO 2.
NO-2 [if it is above 45°C (113°F)]>>Cool the engine down to the value of “COOLANT TEMP/S” indicates −5°C (23°F) and 45°C (113°F). And then GO TO 2.
PERFORM DTC CONFIRMATION PROCEDURE-I
-
Turn ignition switch OFF and wait at 10 seconds.
-
Turn ignition switch ON.
-
Set the selector lever in N range.
-
Start the engine and let it idle for 20 seconds or more.
-
Check 1st trip DTC.
Is 1st trip 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
INSPECTION START
With CONSULT>>
GO TO 2.
Without CONSULT>>GO TO 3.
CHECK VTC POSITION
With CONSULT
-
Turn ignition switch ON.
-
On the CONSULT screen, select “ENGINE” >> “DATA MONITOR” >> “COOLANT TEMP/S”.
-
Check that the “COOLANT TEMP/S” indication value is between −5°C (23°F) and 45°C (113°F).
-
Start engine and wait at least 5 seconds.
-
On the CONSULT screen, select “ENGINE” >> “DATA MONITOR” >> “EXH/V TIM B1”.
-
Check that the data monitor item indicates as follows:
Item Value (°CA) EXH/V TIM B1 10 ± 2
Is the inspection result normal?
YES>>Check intermittent incident. Refer to Intermittent Incident.
NO>>GO TO 3.
CHECK OIL PRESSURE WARNING LAMP
-
Start engine.
-
Check that oil pressure warning lamp is not illuminated.
Is oil pressure warning lamp illuminated?
YES>>Refer to Inspection.
NO>>GO TO 4.
CHECK EXHAUST VALVE TIMING INTERMEDIATE LOCK CONTROL SOLENOID VALVE
Perform Component Inspection of the exhaust valve timing intermediate lock control solenoid valve. Refer to Component Inspection.
Is the inspection result normal?
YES>>GO TO 5.
NO>>Repair or replace error-detected parts.
CHECK EXHAUST VALVE TIMING CONTROL SOLENOID VALVE
Perform Component Inspection of the exhaust valve timing control solenoid valve. Refer to Component Inspection.
Is the inspection result normal?
YES>>GO TO 6.
NO>>Repair or replace error-detected parts.
CHECK CRANKSHAFT POSITION SENSOR
Perform Component Inspection of the crankshaft position sensor. Refer to Component Inspection.
Is the inspection result normal?
YES>>GO TO 7.
NO>>Repair or replace error-detected parts.
CHECK EXHAUST CAMSHAFT POSITION SENSOR
Perform Component Inspection of the exhaust camshaft position sensor. Refer to Component Inspection.
Is the inspection result normal?
YES>>GO TO 8.
NO>>Repair or replace error-detected parts.
CHECK CAMSHAFT (EXHAUST)
Check the following.
-
Accumulation of debris on the signal plate of camshaft
front end
-
Chipping signal plate of camshaft front end
Is the inspection result normal?
YES>>GO TO 9.
NO>>Remove debris and clean the signal plate of camshaft front end or replace camshaft. Refer to Removal and Installation.
CHECK TIMING CHAIN INSTALLATION
Check service records for any recent repairs that may cause timing chain misalignment.
Are there any service records that may cause timing chain misalignment?
YES>>Check timing chain installation. Refer to Removal and Installation.
NO>>GO TO 10.
CHECK LUBRICATION CIRCUIT
Perform “Inspection of Camshaft Sprocket (EXHAUST) Oil Groove”. Refer to Inspection.
Is the inspection result normal?
YES>>Check intermittent incident. Refer to Intermittent Incident.
NO>>Clean lubrication line.
Other materials:
Removal and Installation. Terminal Plate
Exploded View
1.
Terminal plate cover
2.
Terminal plate
3.
Terminal plate bracket
A.
Harness (rear)
B.
Harness (center)
C.
Harness (front)
: Pawl
Removal and Installation
REMOVALDisconnect the 12V battery negative a ...
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Exploded View
Piston rod lock nut
Mounting insulator
Mounting bearing
Bound bumper
Upper rubber seat
Coil spring
Lower rubber seat
Strut
Steering knuckle
: N·m (kg-m, ft-lb)
: Always replace after every di ...
P0850 Pnp Switch
DTC Description
DESCRIPTIONTransmission range switch is turn ON when the selector lever is P or N.ECM detects the position because the continuity of the line (the ON) exists.DTC DETECTION LOGIC DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
P0850
00
...