Condition | Possible Cause | Action |
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Engine hesitates (Momentary lack of response as the accelerator is depressed. Can occur at all vehicle speeds. Usually most severe when first trying to make the vehicle move, as from a stop sign.)
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Spark plug faulty or plug gap out of adjustment
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Leaky high-tension cord
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Fuel pressure out of specification
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Malfunctioning EGR valve
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Poor performance of TP sensor, ECT sensor or MAF sensor
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Faulty fuel injector
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Faulty ECM
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Engine overheating
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“Overheating” under
Engine Symptom Diagnosis:M13A with VVT
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Low compression
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“Low Compression” under
Engine Symptom Diagnosis:M13A with VVT
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Camshaft position control (VVT) system out order
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