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Old 11-30-2012, 12:06 PM   #13
Reverse Gear Member
Join Date: Aug 2011
Location: Oakville
Posts: 1,461
Originally Posted by Ceeker View Post
ok, I'm gonna thread jack here: I just rebuilt the top end of a M20 and the idle races to 2k and stays there. Tried reving it to drop but it doesn't seem to go down much. I unplugged my AFM and the idle drops with the dme trying to compensate so the car runs a bit rough. She stabilizes after a min or so. The car stays running with it unplugged.

would anyone know what the possible cause of the high idle could be?

any help would be appreciated. thx.

ICV? T-stat?
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