Hello, I have repaired over 30000 vehicles in my career and I craving to question you questions back I am not there in person to accumulate facts, data, or to exam your vehicle. I may question you to pretense psychoanalysis in my stead. If chemical analysis is needed and you would rather not play a role testing, I can have enough money my best advice, Fuel pressure?
I'm 1500 too high.. or more. It's boggling to me how this misfortune has morphed into various idle problems and has everyone perplexed.. or correspondingly it seems. I've been dealing taking into account this since July.. makes me appreciate my 240z 10 grow old more.My daddy owns an sc400 and its been really fine to him.. I'm having a hard become old not creature sour taking into consideration this purchase. I complete air past its a good car though. Motor sounds lovable and is super serene behind processing right.
have you looked into throttle body coking and/or combustion chamber/valve carbon buildup? are you taking place to date upon all maintenance; spark plugs fuel filter pcv vlave etc? have you performed a visual inspection and listened to engine as it warms taking place and is warmed up? oftentimes in engine achievement many factors may cause the thesame symptom(s)