Combination Switch Output Circuit

COMBINATION SWITCH OUTPUT CIRCUIT





Diagnosis Procedure
Regarding Wiring Diagram information, [1][2]Body Control Systems.
1. CHECK OUTPUT 1 - 5 SYSTEM CIRCUIT FOR OPEN





1. Turn ignition switch OFF.
2. Disconnect BCM and combination switch.
3. Check continuity between BCM harness connector and combination switch harness connector.






Does continuity exist?
YES - GO TO 2
NO - Repair or replace harness.
2. CHECK OUTPUT 1 - 5 SYSTEM CIRCUIT FOR SHORT





Check for continuity between BCM harness connector and ground.





Does continuity exist?
YES - Repair or replace harness.
NO - GO TO 3
3. CHECK COMBINATION SWITCH
Check combination switch. Combination Switch.
Is the check result normal?
YES - Replace BCM. Service and Repair.
NO - Replace combination switch (applicable parts). Service and Repair.




Special Repair Requirement
1. ADDITIONAL SERVICE WHEN REPLACING BCM
- Special Repair Requirement.