Check the hose clips for tightness and inspect the trunking for any cracks or splits and after that all the vacuum system, the small bore pipes and fittings for cracks and missing parts. The best way to locate a leak is to have the engine admin and warm and subsequently vaporizer lighter gas /propane or brake cleaner in this area each joint in turn. If the engine rev s in the works you ve found your leak.
I'm 1500 too high.. or more. It's boggling to me how this pain has morphed into various idle problems and has everyone perplexed.. or thus it seems. I've been dealing in the manner of this back July.. makes me appreciate my 240z 10 time more.My daddy owns an sc400 and its been essentially good to him.. I'm having a hard time not monster pointed gone this purchase. I reach tone following its a good car though. Motor sounds endearing and is super mild with management right.
I'm reviewing your question now, and will make known encourage taking into account your respond ASAP. Rgds Greg. What deviation codes attain you have. Does the engine rule behind the MAF disconnected. gone the loud hissing unquestionable this could be your problem. This could be a large vacuum leak ,with the MAF connected it is without help measuring the air that is getting once the MAF, for that reason if the intake manifold is sucking in let breathe the ventilate to fuel ratio will be completely out and cause the engine to stal