[20v] Idle drops then stabilizes when I come to a stop

too many quattros thequattroking at yahoo.com
Tue Dec 9 23:59:15 PST 2008


and take your car to a shop and have them set the CO level with a gas
analyzer.  


Shayne

PARTING:  1972 Mercedes Benz 280 SE 4.5
PARTING:  1986 Audi 4000 CS quattro


> From: Carolus Chow <caroluschow at gmail.com>
> Date: Tue, 9 Dec 2008 22:01:12 -0800
> To: Tobin McKenna <tobinmckenna at yahoo.com>
> Cc: 20V Audi List <20v at audifans.com>
> Subject: Re: [20v] Idle drops then stabilizes when I come to a stop
> 
> says it all here...
> 
> http://20v.org/engprob.htm#isv
> 
> 
> On Dec 9, 2008, at 9:40 PM, Tobin McKenna wrote:
> 
>> Hi all,
>> The problem I'm having with my 90q20v is that when I come to a stop
>> the idle drops to 5k and then kind of bounces back to 9500 where it
>> sits.  The problem is that sometimes it stalls the car.  So
>> basically 1/30 times I stop it dies the rest of the time it bounces
>> then stabilizes.
>> I know there is a part in the intake that moves air past the
>> butterfly at idle, don't remember what its called, could that be it?
>> Thanks,
>> -tobin
>> 
>> 
>> 
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