Check the hose clips for tightness and examine the trunking for any cracks or splits and moreover all the vacuum system, the small bore pipes and fittings for cracks and missing parts. The best showing off to find a leak is to have the engine management and hot and later spray lighter gas /propane or brake cleaner going on for each joint in turn. If the engine rev s going on you ve found your leak.
I did re-check them tho. The master tech did extensive tests upon the air flow meter and said it was good. taking into account I unplug it and direct the motor, the car runs aggressive and at 850ish. I can solitary guess that my other 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 swap of rpm though? I think it deserted adjusts it re 1k..
I'm reviewing your question now, and will read out help gone your reply ASAP. Rgds Greg. What anomaly codes attain you have. Does the engine govern considering the MAF disconnected. past the loud hissing unquestionable this could be your problem. This could be a large vacuum leak ,with the MAF connected it is on your own measuring the freshen that is getting bearing in mind the MAF, as a result if the intake manifold is sucking in let breathe the expose to fuel ratio will be certainly out and cause the engine to stal