Power Supply And Ground Circuit

POWER SUPPLY AND GROUND CIRCUIT

Diagnosis Procedure

Regarding Wiring Diagram information, refer to "Wiring Diagram" [1][2]Body Control Module.

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 M21.
2.Check voltage between BCM connector M21 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 M21 terminals 134, 143 and ground.





Is the inspection result normal?
YES- Inspection End.
NO- Repair or replace harness or connectors.