Section 113 (Engine Controls - Basic Testing - 5.0L): Summary
WARNING: This page is about a different car, the 1996 Ford Explorer. However, it is still accessible from the selected car via links, so may be relevant.
If no faults were found while performing BASIC DIAGNOSTIC PROCEDURES, proceed to TESTS W/CODES - 5.0L article. If no trouble codes found in self-diagnostics, proceed to TESTS W/O CODES - 5.0L article for diagnosis by symptom (i.e., ROUGH IDLE, NO START, etc.) or intermittent diagnostic procedures.