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Old 02-01-2014, 01:16 PM   #25
thstone
Certified Boxster Addict
 
Join Date: Nov 2010
Location: Los Angeles
Posts: 7,669
Quote:
Originally Posted by uladzislau View Post
Hi! Thanks for the advise but this is not the case. Speed control is essentially "cruise control" feature that I do not have have in my car. I'm gonna drop a new MAF today and see if this fixes the issue.

On a side note I've found that turning off AC helps a lot with the issue. I remember somebody with the same issue already found this side effect. Interesting.
The ECU will increase the idle speed when the A/C is on to account for the additional load and keep the RPM's at the normal level. This seems to accentuate the problem that you are experiencing.
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1999 996 C2 - sold - bought back - sold for more
1997 Spec Boxster BSR #254
1979 911 SC
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