Engine Controls - Basic Testing: Summary
If no faults were found while performing BASIC DIAGNOSTIC PROCEDURES, proceed to appropriate TESTS W/CODES article in the ENGINE PERFORMANCE section listed below. If no hard codes are found in self-diagnostics, proceed to appropriate TESTS W/O CODES article in the GENERAL INFORMATION section for diagnosis by symptom (i.e., ROUGH IDLE, NO-START, etc.) or intermittent diagnostic procedures.