Symptom Diagnosis (Electronic): Notes

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2002 Lincoln Navigator, 2002 Ford Expedition, 2001 Lincoln Navigator, 2001 Ford RV Cutaway, and 2001 Ford Pickup. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: Prior to symptom diagnosis, check for stored DTCs. See RETRIEVING DIAGNOSTIC TROUBLE CODES (QUICK TEST) under SELF-DIAGNOSTIC SYSTEM. If DTCs are present, diagnose as directed. If no DTCs are present, begin symptom diagnosis.

NOTE: For additional symptom diagnostic information related to mechanical components, see SYMPTOM DIAGNOSIS (MECHANICAL) under TROUBLE SHOOTING. Road test vehicle to verify symptom(s). See ROAD TEST under PERFORMANCE TESTS.