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 lean the engine out and can in addition to permit the engine to rev taking place with not desired causing severe running. As its a mechanical deviation it tends not to tilt on the defect buoyant and you can sometimes listen a hissing noise similar to 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 consequently it seems. I've been dealing considering this previously July.. makes me appreciate my 240z 10 time more.My daddy owns an sc400 and its been in reality good to him.. I'm having a difficult period not creature caustic in the same way as this purchase. I get environment subsequent to its a fine car though. Motor sounds cute and is super mild subsequent to paperwork right.
have you looked into throttle body coking and/or combustion chamber/valve carbon buildup? are you stirring 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 happening and is warmed up? oftentimes in engine enactment many factors may cause the same symptom(s)