Engine hesitates – Momentary lack of response as accelerator is depressed. Can occur at all vehicle speeds. Usually severest when moving out from a stop at stop signal etc.
Precautions: General safety (00)
Perform troubleshooting referring to the following points when ECM has detected no DTC and no abnormality has been found in Visual Inspection:M16A and Engine Basic Inspection:M16A.
| Condition | Possible Cause | Action |
|---|---|---|
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Engine hesitates – Momentary lack of response as accelerator is depressed. Can occur at all vehicle speeds. Usually severest when moving out from a stop at stop signal etc.
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Faulty spark plug or plug gap out of adjustment
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Fuel pressure out of specification
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Poor performance of ECT sensor or MAP sensor
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Faulty electric throttle body assembly
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Faulty APP sensor
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Faulty fuel injector
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Faulty ECM
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Engine overheating
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Condition “Engine overheating”
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Low compression
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