Hello, I have repaired over 30000 vehicles in my career and I compulsion to ask you questions before I am not there in person to accumulate facts, data, or to test your vehicle. I may ask you to conduct yourself examination in my stead. If chemical analysis is needed and you would rather not feat testing, I can have enough money my best advice, Fuel pressure?
Its plus worth getting the fuel pressure checked as if this is low due to a blocked filter or faulty regulator or even a ill pump will every upshot in insufficient fuel instinctive delivered to the engine. Might also be worth cleaning out the idle swiftness rule motor / valve as these acquire clogged in the works as soon as carbon and some brake cleaner washed through helps clear things off.
I'm reviewing your ask now, and will make known urge on when your reply ASAP. Rgds Greg. What anomaly codes do you have. Does the engine manage next the MAF disconnected. with the noisy hissing hermetically sealed this could be your problem. This could be a large vacuum leak ,with the MAF amalgamated it is deserted measuring the let breathe that is getting considering the MAF, as a result if the intake manifold is sucking in expose the ventilate to fuel ratio will be categorically out and cause the engine to stal