Re: Idle Issue - 93 Ford escort
> Hello, I have a 93 for escort, when I start the car cold then idle is fine,
> but if the motor is warm, then the car starts rpm goes to 1000 like normal
> and then drops down to below 100 and sometimes stalls, then goes back to
> Also lately it started getting worce were idle while on park goes up and
> down constantly but not always. If I have the car in drive then it's fine.
> I had post on here in the past and was told it may be the throttle body
> that needed cleaning, I tried this and it did not fix the problem.
> Any help would be good!
> Michel Belanger
IAC valve, sometimes called ISC valve, is worn.