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 fusing.





Is the fuse fusing?
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 measurement value normal?
YES - GO TO 3.
NO - Repair or replace harness.
3.CHECK GROUND CIRCUIT
Check continuity between BCM harness connector and ground.





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