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Component Tests and General Diagnostics




POWER SUPPLY AND GROUND CIRCUIT

Diagnosis Procedure

Regarding Wiring Diagram information, refer to "Wiring Diagram" Electrical Diagrams.

1. CHECK FUSE AND FUSIBLE LINK

Check that the following fuse and fusible link are not blown.





Is the fuse or fusible link blown?
YES- Replace the blown fuse or fusible link after repairing the affected circuit.
NO- GO TO 2

2. CHECK POWER SUPPLY CIRCUIT

1.Disconnect BCM connector M81.
2.Check voltage between BCM connector M81 terminals 131, 139 and ground.





Is the inspection result normal?
YES- GO TO 3
NO- Repair or replace harness or connectors.

3. CHECK GROUND CIRCUIT

Check continuity between BCM connector M81 terminals 134, 143 and ground.





Is the inspection result normal?
YES- Inspection End.
NO- Repair or replace harness or connectors.
Revision: March 20122013 Infiniti JX
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