Section 2 (Engine Controls - Tests W/Codes - EEC-IV): Introduction
WARNING: This page does not describe the selected car, but rather 15 other vehicles, including the 1992 Mercury Tracer, 1992 Mercury Topaz, 1992 Mercury Sable, 1992 Mercury Grand Marquis, and 1992 Mercury Cougar. However, it is still accessible from the selected car via links, so may be relevant.
Perform all steps in BASIC TESTING article in the ENGINE PERFORMANCE Section. If no fault is found while performing BASIC TESTING, proceed with TESTS W/ CODES. If no service code or only pass codes are found during self-diagnostics, proceed to TESTS W/O CODES article in the ENGINE PERFORMANCE Section for diagnosis by symptoms.