Engine Controls - Tests W/Codes: Summary

If no diagnostic trouble code is present but driveability problem still exists, proceed to TEST NTC-1: NO TROUBLE CODE TEST MENU  located after Diagnostic Trouble Code (DTC) tests under DIAGNOSTIC TESTS for engine diagnosis. If after performing TEST NTC-1, problem is not identified and repaired, proceed to TROUBLE SHOOTING - NO CODES - GASOLINE article for diagnosis by symptom.