Now you may want to clean the IACV. Maybe it is sticking.. I would also spray liberal amounts of carb cleaner into the AFM and clean that as well. An oil and grime free intake is a happy intake.....

Also any air leaks will cause a higher idle....

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~Jamie
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2003 Pewter C230K SC C1, C4, C5, C7, heated seats, CD Changer, and 6 Speed. ContiExtremes on the C7's.

1986 190E 2.3 Black, Auto, Mods to come soon.....