With Intelligent Key System

COMBINATION SWITCH INPUT CIRCUIT

Diagnosis Procedure

Regarding Wiring Diagram information, refer to "Wiring Diagram" With Intelligent Key System.

1. CHECK INPUT 1 - 5 CIRCUIT FOR OPEN

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





Is the inspection result normal?
YES- GO TO 2.
NO- Repair harness or connectors.

2. CHECK INPUT 1 - 5 CIRCUIT FOR SHORT

Check for continuity between BCM connector and ground.





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

3. CHECK BCM OUTPUT VOLTAGE

1.Connect BCM connector.
2.Check voltage between BCM connector and ground.





Is the inspection result normal?
YES- Replace combination switch.
NO- Replace BCM. Refer to "Removal and Installation" Service and Repair.