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HVAC Module DTC Table

WARNING: This page is about a different car, the 2010 Mercury Milan, 2010 Lincoln MKZ, and 2010 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
HVAC MODULE DTC TABLE

DTC Description Action
B1C83:12 Rear Defog Relay: Circuit Short to Battery For MKZ, Go To PINPOINT TEST K .
For Fusion, Milan, Go To PINPOINT TEST M .
B1C83:14 Rear Defog Relay: Circuit Short to Ground or Open If the rear window does not defrost, Go To PINPOINT TEST K  (MKZ) or Go To PINPOINT TEST M  (Fusion, Milan).
If the rear window defrost does not turn off, Go To PINPOINT TEST L  (MKZ) or Go To PINPOINT TEST N  (Fusion, Milan).
All other DTCs - REFER to the Master DTC Table in MULTIFUNCTION ELECTRONIC MODULES .