Section 20 (Engine Controls - Basic Testing - 2.2L): Summary
WARNING: This page is about a different car, the 1995 GMC Sonoma and 1995 Chevrolet S10 Pickup. However, it is still accessible from the selected car via links, so may be relevant.
If faults were not found while performing BASIC DIAGNOSTIC PROCEDURES, proceed to TESTS W/CODES - 2.2L article. If no hard codes are found in self-diagnostics, or vehicle does not have a self-diagnostic system, proceed to TESTS W/O CODES - GASOLINE article for diagnosis by symptom (i.e., ROUGH IDLE, NO START, etc.) or intermittent diagnostic procedures.