Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
DTC Chart: Front Controls Interface Module (FCIM)
2021 Ford Edge SE, 4WDSECTION DTC Chart: Front Controls Interface Module (FCIM)
WARNING: This page is about a different car, the 2020 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.
Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods .
| DTC | Description | Action |
|---|---|---|
| B1C83:12 | Rear Defog Relay: Circuit Short to Battery | GO to Pinpoint Test A |
| B1C83:14 | Rear Defog Relay: Circuit Short To Ground or Open | If the rear window defrost is inoperative, GO to Pinpoint Test A If the rear window defrost is always active, GO to Pinpoint Test B |
| All other Diagnostic Trouble Codes (DTCs) | - | Refer to the appropriate Climate Control System article for the procedure. |
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.