Diagnosis Procedure
WARNING: This page is about a different car, the 2020 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK BCM POWER SUPPLY AND GROUND CIRCUIT.
Check BCM power supply and ground circuit. Refer to Diagnosis Procedure .
Is the inspection result normal?
YES
GO TO 2.
NO
Repair or replace the harness.
- CHECK ECM POWER SUPPLY AND GROUND CIRCUIT.
Check ECM power supply and ground circuit. Refer to Diagnosis Procedure (VQ35DD) .
Is the inspection result normal?
YES
GO TO 3.
NO
Repair or replace the harness.
- PERFORM DTC CONFIRMATION PROCEDURE.
Perform the DTC confirmation procedure. Refer to DTC Logic .
Does the DTC return?
YES
Replace BCM. Refer to Removal and Installation .
NO
Inspection End.