Section 2 (Engine Controls - Tests W/Codes - EEC-IV (2.5L)): Summary
WARNING: This page is about a different car, the 1995 Mercury Mystique and 1995 Ford Contour. However, it is still accessible from the selected car via links, so may be relevant.
If no diagnostic trouble code is present but driveability problem still exists, proceed to the TESTS W/O CODES - EEC-IV (2.5L) article for symptom diagnostic or intermittent diagnosis procedures.