Hello, I have repaired higher than 30000 vehicles in my career and I dependence to ask you questions before I am not there in person to hoard facts, data, or to exam your vehicle. I may question you to doing psychotherapy in my stead. If psychoanalysis is needed and you would rather not piece of legislation testing, I can present 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 pull off a quick irregularity find if you unplug the meter and direct the engine without it. if the engine condition is the similar subsequently chances are the meter or the connection to it is faulty. Its with worth cleaning the MAF sensor wires, as they can get coated past dirt exceeding times which next offsets the reading. Use some door cleaner or brake cleaner to spray can onto the wires to sever the dirt upon no account be next to the wires afterward whatever as they are definitely fragile
I'm reviewing your ask now, and will publicize back up following your answer ASAP. Rgds Greg. What aberration codes realize you have. Does the engine direct in the same way as the MAF disconnected. taking into consideration the noisy hissing unquestionable this could be your problem. This could be a large vacuum leak ,with the MAF amalgamated it is unaided measuring the freshen that is getting when the MAF, thus if the intake manifold is sucking in freshen the air to fuel ratio will be completely out and cause the engine to stal