Visual Check
WARNING: This page is about a different car, the 1997 Mercury Mountaineer. However, it is still accessible from the selected car via links, so may be relevant.
Complete all steps in BASIC TESTING article before proceeding to self-diagnostic tests. Ensure vacuum hoses and EEC-V wiring harnesses are properly connected.
Apply parking brake, and place shift lever in Park (A/T) or Neutral (M/T) position. Block drive wheels. Turn off all electrical accessories.