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.
- Circuit 151 (LB/BK) open, short to voltage, or short to ground
- Circuit 848 (DG/OG) open short to voltage
- Clockspring
- Speed control switch
- Horn switch wiring harness
- PCM