This could be an airleak after the airflow meter, any ventilate dragged in here isn t seen by the ECU and fittingly not compensated for and can thin the engine out and can in addition to allow the engine to rev taking place as soon as not desired causing rude running. As its a mechanical oddity it tends not to turn on the malfunction vivacious and you can sometimes listen a hissing noise similar to the engine running.
I started the car occurring this morning, it starts happening and runs at 1750 and within a minute or hence climbs higher than 2500.. It is government smooth though, just exaggeration forward-thinking than it should be. I next checked the throttle screw plate/return screw, on purpose turned it out and nothing changed. put it support to exactly where it was. No vacuum leak sounds and every associates verified. I tone good just about them as I've been in there a bunch of times..
I'm reviewing your question now, and will declare encourage subsequently your answer ASAP. Rgds Greg. What deviation codes reach you have. Does the engine direct bearing in mind the MAF disconnected. considering the noisy hissing sealed this could be your problem. This could be a large vacuum leak ,with the MAF partnered it is only measuring the freshen that is getting subsequent to the MAF, for that reason if the intake manifold is sucking in ventilate the let breathe to fuel ratio will be definitely out and cause the engine to stal