Normal Operation and Fault Conditions
REFER to Rear Window Defrost for normal system operation.
DTC FAULT TRIGGER CONDITIONS
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| B1C83:12 | Rear Defog Relay: Circuit Short to Battery | This DTC sets when the HVAC module detects a short to voltage on the rear window defrost relay control circuit. |
| B1C83:13 | Rear Defog Relay: Circuit Open | This DTC sets when the HVAC module detects an open on the rear window defrost relay control circuit. |