Power Supply And Ground Circuit

POWER SUPPLY AND GROUND CIRCUIT - BCM (BODY CONTROL MODULE) BCM (BODY CONTROL MODULE)





Diagnosis Procedure
1.CHECK FUSE AND FUSIBLE LINK
Check that the following fuse and fusible link are not blown.





Is the inspection result normal?
YES - Replace the blown fuse or fusible link after repairing the affected circuit if a fuse or fusible link is blown.
NO - GO TO 2.
2.CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connectors.
3. Check voltage between BCM harness 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 harness connector and ground.





Is the inspection result normal?
YES - INSPECTION END
NO - Repair harness or connector.