This could be an airleak after the airflow meter, any expose dragged in here isn t seen by the ECU and as a result not compensated for and can thin the engine out and can in addition to allow the engine to rev going on considering not desired causing rude running. As its a mechanical anomaly it tends not to aim upon the deviation blithe and you can sometimes listen a hissing noise taking into consideration the engine running.
Might moreover be worth checking the wiring and connector to the airflow meter for any signs of corrosion or damage. you can pull off a quick defect find if you unplug the meter and rule the engine without it. if the engine condition is the similar later chances are the meter or the membership to it is faulty. Its along with worth cleaning the MAF sensor wires, as they can get coated with dirt exceeding mature which subsequently offsets the reading. Use some contact cleaner or brake cleaner to vaporizer onto the wires to surgically remove the dirt upon no account be next to the wires in the manner of everything as they are unquestionably fragile
I'm reviewing your question now, and will publish put up to when your reply ASAP. Rgds Greg. What deformity codes reach you have. Does the engine run following the MAF disconnected. gone the loud hissing sound this could be your problem. This could be a large vacuum leak ,with the MAF linked it is deserted measuring the let breathe that is getting subsequent to the MAF, correspondingly if the intake manifold is sucking in freshen the let breathe to fuel ratio will be no question out and cause the engine to stal