Trunk Room Lamp Circuit

TRUNK ROOM LAMP CIRCUIT





Description
Controls the trunk room lamp (ground side) to turn the trunk room lamp ON and OFF.




Diagnosis Procedure

CAUTION:
Before performing the diagnosis, check that the following is normal.
- Interior room lamp power supply
- trunk room lamp bulb
1.CHECK TRUNK ROOM LAMP OUTPUT
1. Turn ignition switch OFF.
2. Remove the trunk room lamp bulb.
3. Check continuity between BCM harness connector and ground.





Is the inspection result normal?
YES - GO TO 2.
Fixed ON-GO TO 3.
Fixed OFF-Replace BCM. Service and Repair.
2.CHECK TRUNK ROOM LAMP OPEN CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between BCM harness connector and trunk room lamp harness connector.





Is the inspection result normal?
YES - Replace trunk room lamp.
NO - Repair or replace harnesses.
3.CHECK TRUNK ROOM LAMP SHORT CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between BCM harness connector and ground.





Is the inspection result normal?
YES - Replace BCM. Service and Repair.
NO - Repair or replace harnesses.