Preliminary Checks

WARNING: This page is about a different car, the 1997 Ford Ranger and 1997 Ford Aerostar. However, it is still accessible from the selected car via links, so may be relevant.

Confirm concern. Ensure battery is fully charged. Ensure window in question is properly aligned. Check the following for possible cause of malfunction:

Damaged guide or regulator mechanism.
Malfunctioning window motor. See POWER WINDOW MOTOR under COMPONENT TESTING.
Open or shorted circuit.
Faulty one-touch down relay (Ranger).
Faulty master switch.
Faulty Generic Electronic Module (Ranger).