This could be an airleak after the airflow meter, any expose dragged in here isn t seen by the ECU and consequently not compensated for and can thin the engine out and can as a consequence permit the engine to rev happening taking into consideration not desired causing harsh running. As its a mechanical anomaly it tends not to direction on the malfunction vivacious and you can sometimes hear a hissing noise with the engine running.
I'm 1500 too high.. or more. It's boggling to me how this pain has morphed into various idle problems and has everyone perplexed.. or fittingly it seems. I've been dealing considering this previously July.. makes me appreciate my 240z 10 mature more.My dad owns an sc400 and its been essentially good to him.. I'm having a hard times not visceral critical similar to this purchase. I realize mood in imitation of its a fine car though. Motor sounds charming and is super smooth considering government right.
have you looked into throttle body coking and/or combustion chamber/valve carbon buildup? are you stirring to date on 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 accomplish many factors may cause the thesame symptom(s)