Diagnosis Procedure

WARNING: This page is about a different car, the 2013 Nissan Armada. However, it is still accessible from the selected car via links, so may be relevant.

CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the following terminals and connectors for damage, bend and loose connection (connector side and harness side).
  - Harness connector M31
  - Harness connector E152
  Is the inspection result normal?
  
  YES: GO TO 2.
  
  NO: Repair the terminal and connector.

CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

Disconnect the following harness connectors.
- Combination meter
- Harness connectors M31 and E152

Check the continuity between the combination meter harness connector and the harness connector.

Combination meter harness connector		Harness connector		Continuity
Connector No.	Terminal No.	Connector No.	Terminal No.	Continuity
M24	11	M31	31G	Existed
M24	12	M31	32G	Existed

Is the inspection result normal?

YES: GO TO 3.

NO: Repair the main line between the combination meter and the harness connector M31.

CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

Disconnect the connector of transfer control unit.

Check the continuity between the harness connector and the transfer control unit harness connector.

Harness connector		Transfer control unit harness connector		Continuity
Connector No.	Terminal No.	Connector No.	Terminal No.	Continuity
E152	31G	E142	7	Existed
E152	32G	E142	8	Existed

Is the inspection result normal?

YES (Present error): Check the following items again.

Decision of CAN system type.
Not received CONSULT data (SELF-DIAG RESULTS, CAN DIAG SUPPORT MNTR).
Procedure for detecting root cause.

YES (Past error): Error was detected in the main line between the combination meter and the transfer control unit.

NO: Repair the main line between the harness connector E152 and the transfer control unit.