Front Controls Interface Module (FCIM)
| DTC | Description | Action |
|---|---|---|
| B1C83:12 | Rear Defog Relay: Circuit Short to Battery | GO to Pinpoint Test K |
| B1C83:14 | Rear Defog Relay: Circuit Short To Ground or Open | If the defrost is inoperative, GO to Pinpoint Test K If the defrost does not shut off, GO to Pinpoint Test L |