BCM (Body Control Module)

POWER SUPPLY AND GROUND CIRCUIT

BCM (BODY CONTROL MODULE) : Diagnosis Procedure

Regarding Wiring Diagram information, Electrical Diagrams.

1. CHECK FUSES AND FUSIBLE LINK

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





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

2. CHECK POWER SUPPLY CIRCUIT

1.Turn ignition switch OFF.
2.Disconnect BCM connectors.
3.Check voltage between BCM connector and ground.





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

3. CHECK GROUND CIRCUIT

Check continuity between BCM connector and ground.





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