View Single Post
Old 01-24-2013, 07:16 AM   #14
emazz104
Scooby Specialist
 
Member#: 281811
Join Date: May 2011
Chapter/Region: NESIC
Location: Vermont
Vehicle:
04 WRX
World Rally Blue

Default

Quote:
Originally Posted by emjp4 View Post

I had this very problem. It was fixed by turning the cruise control cable a few turns, giving it some slack. Turns out the plastic it's encased in expands in high temperatures, causing an already taut cruise control cable (which is attached to your throttle plate) to gradually flex and put tension on the cable, thus causing the slow rise in rpm.

Since the fix, I haven't seen the rpm idle raise again with no other changes in these regards. My driving is during traffic hours, tons of stop and go..
That would make perfect sense. I'll take a look tonight, thank you.
* Registered users of the site do not see these ads.
emazz104 is offline   Reply With Quote