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Is250 Rpms Problem


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Hi I'm just after a long tour that I spent in my IS250 (automatic), the problem is that it seems to me that my car is behaving unnormal.Rpm while driving seem to be too low (a little over 1k 30mph 5th gear! car does not reducing Down when rpms falls below 1000 on 5th gear on cruise(which previously do this) until you press the gas pedal helps! car accelerates normally(think so) but not remain rpms while braking!!(reducing gear Down and rpm drop to around 1k) please help!!when hard accelerates car not keep rpm when gas pedal not move(just shifting up)please help!!

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