Hello, I have repaired more than 30000 vehicles in my career and I compulsion to question you questions in the past I am not there in person to assemble facts, data, or to test your vehicle. I may ask you to put on an act examination in my stead. If examination is needed and you would rather not put on an act testing, I can meet the expense of my best advice, Fuel pressure?
Might along with be worth checking the wiring and connector to the airflow meter for any signs of corrosion or damage. you can reach a fast malformation locate if you unplug the meter and run the engine without it. if the engine condition is the thesame next 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 considering dirt higher than grow old which after that offsets the reading. Use some approach cleaner or brake cleaner to spray onto the wires to cut off the dirt on no account lie alongside the wires later anything as they are unquestionably fragile
This could be a large vacuum leak ,with the MAF related it is without help measuring the air that is getting in the manner of the MAF, as a result if the intake manifold is sucking in expose the let breathe to fuel ratio will be enormously out and cause the engine to stall. If MAF is disconnected the engine goes into a limp measurement and lets the engine run. similar to carb cleaner spray can vaporizer in the area of the hissing past the engine organization and similar to you listen the engine stall or rev superior there is the leak ,could be a bad vacuum hose bad gasket upon the manifold.