Normal Operation
WARNING: This page is about a different car, the 2012 Ford Pickup, 2012 Ford F550 Super Duty, 2012 Ford F450 Super Duty, and 2012 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
Under normal operation, power is supplied to the LH front window control switch from the accessory delay relay. For regular cab and SuperCab, the LH front window control switch supplies ground for both LH and RH window motor operation. For Crew Cab, the LH front window control switch supplies power and ground for all window motor operation.
This pinpoint test is intended to diagnose the following:
- Circuit breaker
- Accessory delay relay
- Wiring, terminals or connectors
- LH front window control switch