No control on idle control valve???

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Joined: Tue Apr 11, 2017 8:14 am

No control on idle control valve???

Post by stevensprake »

Hi all

After some advice , my car has suddenly lost it's cold start idle , I've cleaned changed idle control valve , throttle body's been changed just in case tps was out, gone in to base idle duty and altered settings to bring the revs up no joy, kind of lost from here on.the car runs fine when warm .this all happened when I was driving hard then came to a stop.and then lost its revs.

Posts: 956
Joined: Sun Dec 07, 2008 2:04 pm

Re: No control on idle control valve???

Post by stevieturbo »

Test for a signal at the wiring connector for the valve, and also check for power.

Test the output to see if it is working.

Also look in Scal ( or SMon ) to see if the output for the control for whatever type of valve you are using is actually changing.

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