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CONDITION POSSIBLE CAUSE CORRECTION ENGINE LOSS OF POWER 1. Dirty or incorrectly gapped plugs. 1. Clean plugs and set gap. 2. Contamination in fuel system. 2. Clean system and replace fuel 3. Faulty fuel pump. 3. Test and replace as necessary. 4. Incorrect valve timing. 4. Correct valve timing. 5. Leaking cylinder head gasket. 5. Replace cylinder head gasket. 6. Low compression. 6. Test compression of each 7. Burned, warped, or pitted valves. 7. Replace valves. 8. Plugged or restricted exhaust 8. Perform exhaust restriction test. 9. Faulty ignition coil(s). 9. Test and replace as necessary. ENGINE MISSES ON 1. Dirty or incorrectly gapped spark 1. Clean spark plugs and set gap. 2. Contamination in Fuel System. 2. Clean fuel system and replace 3. Burned, warped, or pitted valves. 3. Replace valves. 4. Faulty ignition coil(s). 4. Test and replace as necessary. ENGINE MISSES AT HIGH SPEED 1. Dirty or incorrect spark plug gap. 1. Clean spark plugs and set gap. 2. Faulty ignition coil(s). 2. Test and replace as necessary. 3. Dirty fuel injector(s). 3. Test and replace as necessary. 4. Contamination in fuel system. 4. Clean system and replace fuel RS ENGINE 2.4L 9 - 5 ENGINE 2.4L (Continued) |