Symptom Checks

WARNING: This page is about a different car, the 1995 Ford Bronco. However, it is still accessible from the selected car via links, so may be relevant.

Perform the following:

Check cooling system. If cooling system is overheating, go to ENGINE RUNS HOT (OVERHEATING) symptom.
On models with Distributor Ignition (DI), check base timing. See appropriate ADJUSTMENTS article below.
ADJUSTMENTS - 5.0L
ADJUSTMENTS - 5.8L
Check engine mechanical condition. Check compression, camshaft, valve train components, etc.
Check fuel delivery system. See FUEL SYSTEM in appropriate appropriate SYSTEM/COMPONENT TESTS article below.
Check Exhaust Gas Recirculation (EGR) system. See EMISSION SYSTEMS & SUB-SYSTEMS in appropriate I - SYSTEM & COMPONENT TESTING article below.
Check Positive Crankcase Ventilation (PCV) system. See EMISSION SYSTEMS & SUB-SYSTEMS in appropriate appropriate SYSTEM/COMPONENT TESTS article below.
Check air injection. See EMISSION SYSTEMS & SUB-SYSTEMS in appropriate SYSTEM/COMPONENT TESTS article below.
Ensure transmission is functioning properly.
SYSTEM/COMPONENT TESTS - EEC-IV (5.0L)
SYSTEM/COMPONENT TESTS - EEC-IV (5.8L)