Possible Causes
| Possible Causes |
|---|
| FUSED IGNITION SWITCH OUTPUT (RUN) CIRCUIT OPEN OR HIGH RESISTANCE |
| HEADLAMP SWITCH SIGNAL CIRCUIT SHORTED TO VOLTAGE |
| GROUND CIRCUIT OPEN OR HIGH RESISTANCE |
| HEADLAMP SWITCH SIGNAL CIRCUIT OPEN |
| HEADLAMP SWITCH |
| BODY CONTROL MODULE (BCM) |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to STANDARD PROCEDURE .