Hello, I have repaired more than 30000 vehicles in my career and I habit to question you questions back I am not there in person to store up facts, data, or to test your vehicle. I may ask you to take steps study in my stead. If testing is needed and you would rather not appear in testing, I can come up with the money for my best advice, Fuel pressure?
I'm 1500 too high.. or more. It's boggling to me how this trouble has morphed into various idle problems and has everyone perplexed.. or in view of that it seems. I've been dealing as soon as this before July.. makes me appreciate my 240z 10 epoch more.My father owns an sc400 and its been truly good to him.. I'm having a difficult times not subconscious bitter gone this purchase. I realize quality later its a fine car though. Motor sounds lovable and is super smooth like meting out right.
have you looked into throttle body coking and/or combustion chamber/valve carbon buildup? are you stirring 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 stirring and is warmed up? oftentimes in engine perform many factors may cause the similar symptom(s)