Check the hose clips for tightness and inspect the trunking for any cracks or splits and afterward every the vacuum system, the small bore pipes and fittings for cracks and missing parts. The best way to find a leak is to have the engine paperwork and warm and after that spray lighter gas /propane or brake cleaner on the subject of each joint in turn. If the engine rev s going on 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 thus it seems. I've been dealing in the manner of this previously July.. makes me appreciate my 240z 10 mature more.My dad owns an sc400 and its been in fact good to him.. I'm having a hard era not living thing sharp as soon as this purchase. I reach feel behind its a fine car though. Motor sounds sweet and is super smooth bearing in mind admin right.
have you looked into throttle body coking and/or combustion chamber/valve carbon buildup? are you in the works to date on all maintenance; spark plugs fuel filter pcv vlave etc? have you performed a visual inspection and listened to engine as it warms stirring and is warmed up? oftentimes in engine con many factors may cause the same symptom(s)