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Stalling when coming to a stop

Posted: Tue Nov 13, 2012 8:21 pm
by Rex 2.0
So today on my way to and from work every time I came to a stop my car would stall. It would start right backup and cruise/accelerate with no issues. All gauges seemed normal except A/F which was very rich at idle even after the car was warmed up. Car decelerated properly but the second I put my foot on the clutch RPM's just dropped to ZERO.

I am thinking it is the IAC but not sure. The TEC software gives me readings for just about every sensor but this one. The other possibility is my magnetic pickup sensor on my crank for my Stand Alone unit but I typical see stalling/hesitation all over the power band when that starts to go and I just replaced it less then a year ago.


Any one have thoughts on this?

Re: Stalling when coming to a stop

Posted: Tue Nov 13, 2012 8:24 pm
by Beretta_gal
My car done the same thing. I replaced the IAC my problem was solved!!!

Re: Stalling when coming to a stop

Posted: Wed Nov 14, 2012 8:16 am
by 3X00-Modified
Is the IAC still controlled by the factory ecu? I can't remember what the deal was on that part.

Re: Stalling when coming to a stop

Posted: Wed Nov 14, 2012 10:44 am
by Rex 2.0
It is wired into the stand alone unit.

Re: Stalling when coming to a stop

Posted: Wed Nov 14, 2012 11:28 am
by #1 stunna
IAC? Sticky EGR?

Re: Stalling when coming to a stop

Posted: Wed Nov 14, 2012 11:29 am
by 3X00-Modified
That's interesting... I'd definitely swap it out first to see if it's that simple.

Re: Stalling when coming to a stop

Posted: Wed Nov 14, 2012 3:58 pm
by Rex 2.0
Yeah I am probably just going to swap it and see what happens. I just gotta wait for it though. No one stocks them in store.

Re: Stalling when coming to a stop

Posted: Wed Nov 14, 2012 7:01 pm
by Money pit Beretta
Did you clean the IAC port out? Could be getting stuck on some gunk.
All that boost could be slaming the crap from the PCV into that poor IAC. But I'm not sure how your PVC/oil sperator is set up.