This could be an airleak after the airflow meter, any freshen dragged in here isn t seen by the ECU and so not compensated for and can thin the engine out and can with permit the engine to rev up bearing in mind not desired causing rasping running. As its a mechanical malformation it tends not to position on the defect lighthearted and you can sometimes listen a hissing noise following the engine running.
Thanks for your response. I just checked what you mentioned, that I hadn't already checked, except fuel pressure.Let me tell you a tiny more not quite the misery history. It currently has a master tech recognized idle ventilate govern valve and tps installed. without heartwarming anything, the last (used) ecu and my original, would direct in the car without this symptom.
Hello the TPS does have an effect upon switching the car into idle mode appropriately I'd suggest to make certain the throttle plate is 100% closed and not slightly ashore considering carbon. and later acclimatize the TPS so that the IDL attach is continuous to the E2 fix as soon as the throttle is closed, and contact circuit subsequently the throttle is just cracked. Don't distress more or less any voltages, the IDL gate is the essentially important one.
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