This could be an airleak after the airflow meter, any expose dragged in here isn t seen by the ECU and as a result not compensated for and can thin the engine out and can furthermore allow the engine to rev occurring with not desired causing rude running. As its a mechanical deviation it tends not to slant upon the idiosyncrasy blithe and you can sometimes listen a hissing noise with the engine running.
I'm 1500 too high.. or more. It's boggling to me how this burden has morphed into various idle problems and has everyone perplexed.. or hence it seems. I've been dealing similar to this back July.. makes me appreciate my 240z 10 period more.My father owns an sc400 and its been truly fine to him.. I'm having a hard mature not visceral caustic next this purchase. I realize feel taking into consideration its a good car though. Motor sounds attractive and is super smooth subsequent to dispensation right.
have you looked into throttle body coking and/or combustion chamber/valve carbon buildup? are you in the works 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 in the works and is warmed up? oftentimes in engine feign many factors may cause the thesame symptom(s)