91 200 TQ Wagon stalling

C1J1Miller at aol.com C1J1Miller at aol.com
Tue Jun 22 07:04:59 EDT 2004

If the MAF fails, it will only allow very gentle throttle before "bogging" down.  Sort of a limp home mode; think it uses throttle position to estimate air mass.  So, your 2200 rpm limit sounds like that.

Intermittant points to electrical, I'd think.

In a message dated 6/21/2004 3:21:42 PM Eastern Daylight Time, 200q20v-request at audifans.com writes:

> From: Charles Baer <charlie at istari.com>
> Subject: Re: 91 200 TQ Wagon stalling
> To: SuffolkD at aol.com
> Cc: kyle at sopris.net, quattro at audifans.com, 200q20v at audifans.com
> Message-ID: <40D73491.7040105 at istari.com>
> Content-Type: text/plain; charset=ISO-8859-1; format=flowed
> For a quick what-if test, unplug the MAF and see if you
> get similar behavior.  I spaced out plugging mine back in
> once and the car ran like you described; maybe you had
> a momentary electrical problem and just need to clean the
> contacts to prevent a recurrence.
> SuffolkD at aol.com wrote:
> >Can an experienced lister explain what symptom: not going over 2200RPM would 
> >indicate?
> >It seems like the ISv WRT: no idle....but the 2200RPM limit is baffling.
> >That part of the problem I don't know about.
> >-Scott by BOSTON
> >
> >Scott,
> >Thanks for your help. The car has run perfectly since it happened the
> >one time. It ran as you described when it started stalling, idle then no
> >idle, and never getting over 2200 rpms. Then after 30 minute rest, it
> >runs perfect. Maybe the ISV valve can stick then free 
> itself? I am
> >ordering the Bentleys.
> >Greg

More information about the 200q20v mailing list