Nissan Rogue Service Manual: P0603, P062F ECM

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

DTC P0603

•  Harness or connectors (ECM power supply circuit is open or shorted.)
•  ECM

DTC P062F

ECM

FAIL-SAFE

Not applicable

DTC CONFIRMATION PROCEDURE

1.PRECONDITIONING

Perform the following procedure before performing DTC Confirmation Procedure.

1.  Turn ignition switch OFF and wait at least 10 seconds.
2.  Turn ignition switch ON.
3.  Turn ignition switch OFF and wait at least 10 seconds.

>> GO TO 2.

2.PERFORM DTC CONFIRMATION PROCEDURE FOR DTC P062F

1.  Start engine and wait at least 10 seconds.
2.  Turn ignition switch OFF and wait at least 10 seconds.
3.  Repeat steps 1 and 2 for 4 times.
4.  Turn ignition switch ON.
5.  Erase DTC.
6.  Turn ignition switch OFF and wait at least 10 seconds.
7.  Start engine and wait at least 10 seconds.
8.  Check 1st trip DTC.

Is 1st trip DTC detected? YES >> Proceed to EC-371, "Diagnosis Procedure".

NO >> GO TO 3.

3.PERFORM DTC CONFIRMATION PROCEDURE FOR DTC P0603

1.  Turn ignition switch OFF and wait at least 10 seconds.
2.  Turn ignition switch ON and wait at least 10 seconds.
3.  Turn ignition switch OFF and wait at least 5 minutes.
4.  Turn ignition switch ON and wait at least 10 seconds.
5.  Repeat steps 3 and 4 for 5 times.
6.  Turn ignition switch ON.

7. Check 1st trip DTC.

Is 1st trip DTC detected? YES >> Proceed to EC-371, "Diagnosis Procedure".

NO >> INSPECTION END

Diagnosis Procedure

1.INSPECTION START

Check that the battery negative terminal is not disconnected during ignition switch ON.

Is the inspection result normal? YES >> GO TO 3.

NO >> GO TO 2.

2.ERASE DTC

1. Start the engine and let it idle at least 10 seconds.
2.  Turn ignition switch OFF.
3.  Repeat steps 1 and 2 for 4 times.
4.  Erase DTC.
5.  Turn ignition switch OFF and wait at least 10 seconds.
6.  Start the engine and let it idle for 10 seconds.
7.  Check 1st trip DTC.

Is DTC P062F detected again? YES >> Replace ECM. Refer to EC-499, "Removal and Installation".

NO >> INSPECTION END

3.CHECK ECM POWER SUPPLY AND GROUND CIRCUIT

Check ECM power supply and ground circuit. Refer to EC-165, "Diagnosis Procedure".

Is the inspection result normal? YES >> GO TO 4.

NO >> Repair or replace error-detected parts.

4.CHECK INTERMITTENT INCIDENT

Check intermittent incident. Refer to GI-41, "Intermittent Incident".

Is the inspection result normal? YES >> GO TO 5.

NO >> Repair or replace error-detected parts.

5.PERFORM DTC CONFIRMATION PROCEDURE

1.  Turn ignition switch ON.
2.  Erase DTC.
3.  Perform DTC confirmation procedure. Refer to EC-370, "DTC Description".

Is the DTC P0603 or P062F detected again? YES >> Replace ECM. Refer to EC-499, "Removal and Installation".

NO >> INSPECTION END