Trouble Shooting

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2003 Ford Pickup, 2003 Ford F550 Super Duty, 2003 Ford F450 Super Duty, 2003 Ford Excursion, and 2003 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: See BASIC TROUBLE SHOOTING article in GENERAL INFORMATION.

Verify customer's complaint. Ensure battery posts and cables are clean and tight. Inspect drive belt. Ensure connections at generator, regulator and engine ground are clean and tight. Inspect central junction box fuse No. 45 (10-amp). Check fusible links. If problem is found, repair as necessary. If problem is not found, repair by symptom. See SYMPTOM INDEX table under SYSTEM TESTS.