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 ECM IGNITION, POWER AND GROUND CIRCUITS
Check ECM ignition power and ground circuits. Refer to Diagnosis Procedure (VQ35DD) .
Is the inspection result normal?
YES
Replace ECM. Refer to Removal and Installation (VQ35DD) or Removal and Installation (VQ35DE). GO TO 2.
NO
Repair or replace harness or connectors.
- INSPECTION
- Turn ignition switch ON.
- Select "Self-diagnostic result" mode with CONSULT.
- Touch "ERASE".
- Perform vehicle remote start operation.
Does DTC B261B return?
YES
Replace BCM. Refer to Removal and Installation .
NO
Inspection End.