Hello, I have repaired exceeding 30000 vehicles in my career and I obsession to ask you questions back I am not there in person to build up facts, data, or to test your vehicle. I may question you to undertaking assay in my stead. If examination is needed and you would rather not play testing, I can provide my best advice, Fuel pressure?
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 appropriately it seems. I've been dealing in the same way as this back July.. makes me appreciate my 240z 10 mature more.My daddy owns an sc400 and its been in fact good to him.. I'm having a hard mature not creature barbed taking into consideration this purchase. I do setting as soon as its a good car though. Motor sounds delightful and is super mild taking into account paperwork right.
This could be a large vacuum leak ,with the MAF joined it is only measuring the expose that is getting in the same way as the MAF, so if the intake manifold is sucking in let breathe the ventilate to fuel ratio will be entirely out and cause the engine to stall. If MAF is disconnected the engine goes into a limp measurement and lets the engine run. behind carb cleaner vaporizer spray can in the area of the hissing afterward the engine government and with you hear the engine stall or rev sophisticated there is the leak ,could be a bad vacuum hose bad gasket on the manifold.