[s-cars] ARGH!! Stalling at idle

[Bob DG]

I'd clean out that new to you ISV really well.

>From: Mark Pollan <mark.pollan at mci.com>
>To: s-car-list at audifans.com
>Subject: RE: [s-cars] ARGH!!  Stalling at idle
>Date: Thu, 10 Feb 2005 10:01:26 -0500
>
>Goodness gracious, you guys are the balls!!  Within 15 minutes 3 replies.
>
>The ISV is new new, not just to me.  I have checked the MAF to the best of
>my abilities with a Fluke DMM and all is well.  A kind local to me lister
>let me twice borrow his spare MAF - and ISV too - but this was back in the
>summer time.  All seemed well with this "new" setup in the summer but
>returned with a vengeance during the second borrowing and lower ambient
>temps.
>
>Throttle position sensor?  Now that is a new one.  I'll have to do some
>testing.  Anybody know if the TPS is the same from an '86CSTQ?
>
>The temperature relationship thing keeps gnawing at me.  Well actually it's
>the stalling thing that is biting me in the arse.
>
>Keep 'em coming please!!
>
>Mark
>
>-----Original Message-----
>From: Herrick, Marty [mailto:mherrick at ringdu.com]
>Sent: Thursday, February 10, 2005 9:49 AM
>To: Mark Pollan; s-car-list at audifans.com
>Subject: RE: [s-cars] ARGH!! Stalling at idle
>
>Mark,
>
>Have you checked the MAF sensor.  I had similar symptoms, and the same
>Adaptation Limit Reached code before my MAF completely died on me.
>
>Marty Herrick
>95.5urS6
>Milwaukee, WI
>
>
>-----Original Message-----
>From: s-car-list-bounces at audifans.com
>[mailto:s-car-list-bounces at audifans.com] On Behalf Of Mark Pollan
>Sent: Thursday, February 10, 2005 8:32 AM
>To: s-car-list at audifans.com
>Subject: [s-cars] ARGH!! Stalling at idle
>
>
>Hi All:
>
>
>
>I am posting again on this because I am getting frustrated beyond all
>get-out trying to figure this one out.  Please, please put your thinking
>helmets on before I take this one to a shop for diagnosis.
>
>
>
>I start my car in the morning and drive with little to no idling.  The
>symptoms are that when the car is cold and I get to a stop sign or
>red-light the RPM will dip more or less dependent on ambient
>temperature.  On cold days the engine will die.  I have replaced within
>the last 5K miles:  New ISV (thanks Paul K. for the kind offer of your
>spare), new plugs, new plug boots, fuel filter.  I pressure tested the
>intake with nothing plugged up to about 15psi and get just a tiny leak
>at the MAF to turbo by the turbo.  VAG only returns one code which is
>Adaptation Limit reached - or something like that.  When the car is
>fully warmed up after 4 or 5 minutes of driving all symptoms disappear.
>
>
>
>This is soooo temperature related that I have to believe it has
>something to do with a temperature sensor (MFTS replaced 15K miles ago;
>Oil temp sender replaced 10K Miles ago) or perhaps my O2 "heater" is not
>working properly.
>
>
>
>Any and all thoughts are hugely appreciated!!!!
>
>
>
>Regards,
>
>
>
>Mark
>
>95.5 S6 - 88K miles
>
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