This could be an airleak after the airflow meter, any expose dragged in here isn t seen by the ECU and correspondingly not compensated for and can thin the engine out and can furthermore allow the engine to rev happening behind not desired causing uncompromising running. As its a mechanical aberration it tends not to aim upon the fault lively and you can sometimes listen a hissing noise gone the engine running.
Thanks for your response. I just checked what you mentioned, that I hadn't already checked, except fuel pressure.Let me say you a tiny more nearly the misfortune history. It currently has a master tech certified idle expose run valve and tps installed. without moving anything, the last (used) ecu and my original, would control in the car without this symptom.
I'm reviewing your question now, and will proclaim back up in the manner of your reply ASAP. Rgds Greg. What idiosyncrasy codes realize you have. Does the engine run in the manner of the MAF disconnected. with the noisy hissing hermetically sealed this could be your problem. This could be a large vacuum leak ,with the MAF related it is deserted measuring the freshen that is getting later than the MAF, consequently if the intake manifold is sucking in air the ventilate to fuel ratio will be no question out and cause the engine to stal