Diagnostic Aids
WARNING: This page is about a different car, the 2002 Mercury Villager. However, it is still accessible from the selected car via links, so may be relevant.
Perform this test when instructed during QUICK TEST or another SYSTEM TEST. This test is only intended to diagnose the following:
- Ignition system.
- Fuel injectors.
- Fuel pressure.
- Engine vacuum system.
- Evaporative emission (EVAP) system.
- Canister purge solenoid.
- Internal engine wear.