Section 205 (Engine Controls - Tests W/Codes - 4.0L): Introduction
WARNING: This page is about a different car, the 1996 Ford Ranger. However, it is still accessible from the selected car via links, so may be relevant.
Perform all steps in the BASIC TESTING - 4.0L article. If no fault is found while performing BASIC DIAGNOSTIC PROCEDURES, proceed with self-diagnostics. If no diagnostic trouble codes or only pass codes are found during, proceed to TESTS W/O CODES - 4.0L article for diagnosis by symptom.