Fw: '90 200 tqa running poorly

Huw Powell audi at humanspeakers.com
Thu Jul 21 08:27:00 PDT 2011


Then now is time to at least measure it.  The implication of your 
statement is that it *has* been adjusted at some point, so it may be 
wrong now.

On 7/21/2011 9:28 AM, Nick Lawrence wrote:
> It hasn't been adjusted for a few years.
> I've looked thru a lot of things with no luck yet, my next thought is
> inspecting the injectors. All the plugs looked similar, didn't see any
> wet ones.
> I may need professional help, and help with the Audi!
> ----- Original Message ----- From: "Huw Powell" <audi at humanspeakers.com>
> To: "Nick Lawrence" <nick at beol.net>
> Cc: <quattro at audifans.com>
> Sent: Wednesday, July 20, 2011 6:46 PM
> Subject: Re: Fw: '90 200 tqa running poorly
>
>
>> Keep in mind that the base mixture may have been "tweaked" to cope
>> with that air leak at some, and is now wrong. Check that first.
>>
>> On 7/20/2011 11:45 AM, Nick Lawrence wrote:
>>> Replacement boot doesn't leak, but car still runs rough. I will try a
>>> distributor and coil next.
>>>
>>> ----- Original Message -----
>>> From: Nick Lawrence
>>> To: quattro at audifans.com
>>> Sent: Tuesday, July 19, 2011 9:15 AM
>>> Subject: Re: '90 200 tqa running poorly
>>>
>>>
>>> Thanks to all and Tony for steering me towards vacuum leaks..
>>> With my stethescope I found at least one serious leak, the "igloo"
>>> rubber boot on top of the air flow plate. Squeezing around the bottom
>>> increased the leak. Upon removal it not only had rot cracks but
>>> showed signs of being improperly installed.(Maybe by me some years ago).
>>> Didn't get to install a replacement yet to test but will update
>>> results ASAP.
>>>
>>> Nick
>>>
>>> PS. Never throw anything away! Looking through my vast pile of parts
>>> I found a nice boot, cleaned it all up...it was the wrong one, for an
>>> earlier turbo. So back to the pile and found the right one. From a
>>> car with less miles and hopefully less heat cycles, it's still nice
>>> and pliable.
>>>
>>>
>>> _______________________________________________
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>>> http://www.audifans.com/mailman/listinfo/quattro
>>> http://www.audifans.com/kb/List_information
>>>
>
>


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