Pinpoint Test HA
- Drive vehicle. If odometer works properly, go to next step.If odometer does not operate properly, go to PINPOINT TEST FA.
- Stop vehicle. Turn ignition on. If CHECK ENGINE or CHECK DCL warning lights appear, go to PINPOINT TEST JG. If neither warning appears, see TESTS W/CODES - EEC-IV (3.8L) article in ENGINE PERFORMANCE section.
NOTE:
Fuel usage information comes from EEC-IV module through Data Communications Link.