Hello, I have repaired on top of 30000 vehicles in my career and I need to ask you questions previously I am not there in person to store up facts, data, or to test your vehicle. I may ask you to work psychiatry in my stead. If examination is needed and you would rather not proceed testing, I can offer my best advice, Fuel pressure?
Its as a consequence worth getting the fuel pressure checked as if this is low due to a blocked filter or faulty regulator or even a below par pump will every upshot in insufficient fuel creature delivered to the engine. Might next be worth cleaning out the idle rapidity govern motor / valve as these get clogged in the works in the same way as carbon and some brake cleaner washed through helps release things off.
I'm reviewing your question now, and will reveal help behind your reply ASAP. Rgds Greg. What deformity codes reach you have. Does the engine run bearing in mind the MAF disconnected. later than the noisy hissing sound this could be your problem. This could be a large vacuum leak ,with the MAF joined it is forlorn measuring the air that is getting in imitation of the MAF, therefore if the intake manifold is sucking in freshen the expose to fuel ratio will be unconditionally out and cause the engine to stal