Hello, I have repaired greater than 30000 vehicles in my career and I craving to question you questions past I am not there in person to accumulate facts, data, or to test your vehicle. I may ask you to take steps psychoanalysis in my stead. If psychotherapy is needed and you would rather not con testing, I can pay for my best advice, Fuel pressure?
Might next be worth checking the wiring and connector to the airflow meter for any signs of corrosion or damage. you can complete a quick fault find if you unplug the meter and run the engine without it. if the engine condition is the same then chances are the meter or the association to it is faulty. Its as a consequence worth cleaning the MAF sensor wires, as they can get coated similar to dirt beyond mature which later offsets the reading. Use some read cleaner or brake cleaner to spray can onto the wires to cut off the dirt upon no account touch the wires afterward everything as they are categorically fragile
I'm reviewing your question now, and will say support in the manner of your answer ASAP. Rgds Greg. What aberration codes pull off you have. Does the engine govern similar to the MAF disconnected. taking into account the loud hissing hermetically sealed this could be your problem. This could be a large vacuum leak ,with the MAF combined it is solitary measuring the air that is getting later than the MAF, fittingly if the intake manifold is sucking in ventilate the freshen to fuel ratio will be completely out and cause the engine to stal