This could be an airleak after the airflow meter, any expose dragged in here isn t seen by the ECU and for that reason not compensated for and can thin the engine out and can furthermore permit the engine to rev up later than not desired causing rude running. As its a mechanical malformation it tends not to slope upon the deformity light and you can sometimes hear a hissing noise considering 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 virtually the misfortune history. It currently has a master tech qualified idle ventilate run valve and tps installed. without heartwarming anything, the last (used) ecu and my original, would rule in the car without this symptom.
I'm reviewing your ask now, and will reveal back up afterward your respond ASAP. Rgds Greg. What malformation codes complete you have. Does the engine run later the MAF disconnected. with the loud hissing unquestionable this could be your problem. This could be a large vacuum leak ,with the MAF united it is without help measuring the freshen that is getting gone the MAF, for that reason if the intake manifold is sucking in ventilate the ventilate to fuel ratio will be enormously out and cause the engine to stal