Headlamp Switch Input Circuit Low: Notes
For complete wiring diagrams, refer to SYSTEM WIRING DIAGRAMS article.
- When Monitored:
Ignition on.
- Set Condition:
BCM detects a voltage less than 0.25 volts on the Headlamp Switch Input for more than 5 seconds.
| Possible Causes |
|---|
| HEADLAMP SWITCH SHORTED |
| HEADLAMP SWITCH MUX CIRCUIT SHORT TO RETURN CIRCUIT |
| HEADLAMP SWITCH MUX CIRCUIT SHORT TO GROUND |
| HEADLAMP SWITCH RETURN CIRCUIT SHORT TO GROUND |
| BODY CONTROL MODULE |