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ENGINE PERFORMANCE CONDITION POSSIBLE CAUSE CORRECTION ENGINE WILL NOT START 1. Weak battery. 1. Test battery. Charge or replace as 2. Corroded or loose battery 2. Clean and tighten battery 3. Faulty starter. 3. Test starting system. (Refer to 8 - 4. Faulty coil(s) or control unit. 4. Test and replace as needed. 5. Incorrect spark plug gap. 5. Check and adjust gap as needed. 6. Contamination in fuel system. 6. Clean system and replace fuel 7. Faulty fuel pump. 7. Test fuel pump and replace as 8. Incorrect engine timing. 8. Check for a skipped timing belt or ENGINE STALLS OR IDLES 1. Idle speed too low. 1. Test minimum air flow. (Refer to 2. Incorrect fuel mixture. 2. (Refer to Appropriate Diagnostic 3. Intake manifold leakage. 3. Inspect intake manifold gasket, 4. Faulty coil(s). 4. Test and replace as necessary. 9 - 2100 ENGINE - 3.5L - SERVICE INFORMATION LX |