Engine Controls - Tests W/Codes - OBD-I (1.8L): Introduction: Notes

NOTE: If no faults were found while performing steps in the BASIC TESTING - 1.8L article, proceed with self -diagnostics. If no trouble codes or only pass codes are present after entering self-diagnostics, proceed to TESTS W/O CODES - 1.8L article for diagnosis by symptom (i.e., ROUGH IDLE, NO START, etc.).