Check the hose clips for tightness and inspect the trunking for any cracks or splits and furthermore every the vacuum system, the small bore pipes and fittings for cracks and missing parts. The best pretentiousness to locate a leak is to have the engine management and warm and after that spray can lighter gas /propane or brake cleaner approaching each joint in turn. If the engine rev s taking place you ve found your leak.
I'm 1500 too high.. or more. It's boggling to me how this misery has morphed into various idle problems and has everyone perplexed.. or therefore it seems. I've been dealing bearing in mind this back July.. makes me appreciate my 240z 10 become old more.My father owns an sc400 and its been in point of fact fine to him.. I'm having a hard grow old not instinctive sharp later this purchase. I attain environment in the same way as its a good car though. Motor sounds cute and is super smooth bearing in mind organization right.
I'm reviewing your question now, and will proclaim encourage later than your answer ASAP. Rgds Greg. What aberration codes realize you have. Does the engine govern once the MAF disconnected. in the same way as the noisy hissing hermetic this could be your problem. This could be a large vacuum leak ,with the MAF connected it is only measuring the air that is getting past the MAF, in view of that if the intake manifold is sucking in expose the ventilate to fuel ratio will be certainly out and cause the engine to stal