Engine Controls - Basic Testing - 5.2L: Summary

If no faults were found while performing BASIC TESTING procedures, proceed to TESTS W/CODES - 5.2L article in this section. If no hard codes are found in self-diagnostics, proceed to the TESTS W/O CODES article in this section for diagnosis by symptom (i.e., ROUGH IDLE, NO-START, etc.) or intermittent diagnostic procedures.