Possible Causes
WARNING: This page is about a different car, the 2005 Ford Pickup. However, it is still accessible from the selected car via links, so may be relevant.
- Inoperative ICM
- Inoperative temperature control module
- Inoperative heated backlight relay
- Multiplex communication error
- Open in circuits 186 (BN/LB), 1113 (YE/LG), 1009 (OG/YE) or 57 (BK)