Pinpoint Test B : The Defrost System Does Not Shut Off Automatically - EMTC (Electronic Manual Temperature Control): Notes
Refer to HEATED WINDOW for schematic and connector information.
Normal Operation and Fault Conditions
Possible Sources
- Rear window defrost relay
- Wiring, terminals or connectors
- HVAC module
- BCM
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| B112D:15 | Rear Window Defrost LED: Circuit Short To Battery Or Open | This DTC sets when the BCM detects a short to voltage on the rear window defrost LED circuit. |
| B1C84:11 | Heated Rear Window Relay Output: Circuit Short To Ground | This DTC sets when the BCM detects a short to ground on the rear window defrost relay control circuit. |
| B1C84:14 | Heated Rear Window Relay Output: Circuit Short To Ground or Open | This DTC sets when the BCM detects a short to ground or an open in the rear window defrost relay control circuit. |