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Car running on - fast idle

PostPosted: Sun Dec 17, 2017 12:05 pm
by Shaheenis
Hi there,

After some advice. The engine has been running on lately. Not always but enough to be annoying. Basically the idle doesn't always return to idle with foot off the throttle. I have had this before but it tends to go away and come back. Could this be a sticky throttle? Could it be a vacuum leak or what else could cause this symptom?

Interestingly the last time this happened (and was quite bad) was last Christmas when I did an upper engine clean. Last night I read another thread where someone had the exact same issue after an upper engine clean. Not sure if it is related to or not but last time I did this was a year ago.

Cheers in advance,

Tim

Re: Car running on - fast idle

PostPosted: Sun Dec 24, 2017 2:35 pm
by bigBADbenny
You’d pull the tmic and bomb out the throttle body with uec and replace the tb hose at the same time surely? :)

Re: Car running on - fast idle

PostPosted: Thu Dec 28, 2017 10:52 pm
by Shaheenis
Ben the TB hose was replaced with my Mishimoto TMIC and last time I did UEC was 12 mths ago. Maybe time for another can of the good stuff ;).