Check the hose clips for tightness and examine the trunking for any cracks or splits and then every the vacuum system, the small bore pipes and fittings for cracks and missing parts. The best mannerism to locate a leak is to have the engine organization and hot and next spray lighter gas /propane or brake cleaner in relation to each joint in turn. If the engine rev s up you ve found your leak.
I'm 1500 too high.. or more. It's boggling to me how this suffering has morphed into various idle problems and has everyone perplexed.. or in view of that it seems. I've been dealing later than this back July.. makes me appreciate my 240z 10 get older more.My daddy owns an sc400 and its been essentially good to him.. I'm having a hard mature not visceral biting when this purchase. I do setting like its a fine car though. Motor sounds charming and is super smooth past organization right.
have you looked into throttle body coking and/or combustion chamber/valve carbon buildup? are you taking place to date upon every maintenance; spark plugs fuel filter pcv vlave etc? have you performed a visual inspection and listened to engine as it warms going on and is warmed up? oftentimes in engine comport yourself many factors may cause the similar symptom(s)