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.
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HOMESERVICE MANUALSFORD2021EDGE SE, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 446 (GLASS, FRAMES AND MECHANISMS)DIAGNOSIS AND TESTINGGLASS, FRAMES AND MECHANISMSPINPOINT TEST(S)PINPOINT TEST B : THE DEFROST SYSTEM DOES NOT SHUT OFF AUTOMATICALLYNOTES
2021 Ford Edge SE, 4WD
Pinpoint Test B : The Defrost System Does Not Shut Off Automatically: Notes
2021 Ford Edge SE, 4WDSECTION Notes
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.
Refer to Heated Window for schematic and connector information.
Normal Operation and Fault Conditions
REFER to: Glass, Frames and Mechanisms - System Operation and Component Description .
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| B1C83:14 | Rear Defog Relay: Circuit Short To Ground or Open | This DTC sets when the FCIM detects an open or short to ground on the rear window defrost relay control circuit. |
Possible Causes
- Wiring, terminals or connectors
- BJB
- FCIM
RENDER: 1.0x
NO RELATED
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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.