Check the hose clips for tightness and examine the trunking for any cracks or splits and along with all the vacuum system, the little bore pipes and fittings for cracks and missing parts. The best pretension to find a leak is to have the engine paperwork and hot and subsequently vaporizer lighter gas /propane or brake cleaner almost each joint in turn. If the engine rev s taking place you ve found your leak.
I did re-check them tho. The master tech did extensive tests upon the let breathe flow meter and said it was good. in the manner of I unplug it and run the motor, the car runs harsh and at 850ish. I can lonely guess that my supplementary rebuilt ecu has an issue, or the tps needs to be re-adjusted, or someway my maf has died in the midst of every this. I don't think the tps has that much govern in the substitute of rpm though? I think it forlorn adjusts it almost 1k..
I'm reviewing your ask now, and will make known back once your respond ASAP. Rgds Greg. What defect codes pull off you have. Does the engine direct similar to the MAF disconnected. as soon as the loud hissing sound this could be your problem. This could be a large vacuum leak ,with the MAF united it is only measuring the let breathe that is getting in the same way as the MAF, thus if the intake manifold is sucking in air the ventilate to fuel ratio will be enormously out and cause the engine to stal