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.

PERFORM WRITING UNIT CHARACTERISTICS
1. Erase self-diagnostic result for "ALL MODE AWD/4WD".
2. Perform writing unit characteristics. Refer to Work Procedure .
3. Turn the ignition switch OFF to ON.
4. Perform self-diagnosis for "ALL MODE AWD/4WD".
Is any DTC except "P181F" detected?

YES

Perform trouble diagnosis for detected DTC. Refer to DTC Index .

NO

GO TO 2.
PERFORM SELF-DIAGNOSIS AGAIN
With CONSULT

Perform "DTC CONFIRMATION PROCEDURE" (self-diagnosis) again. Refer to DTC Logic .

Is DTC "P181F" detected?

YES

Replace AWD control unit. Refer to Removal and Installation .

NO

Check AWD control unit pin terminals for damage or loose connection with harness connector. If any items are damaged, repair or replace error-detected parts.