[s-cars] Rough running - need advice what to try next?

[Ian Duff]

And by that do you mean Piece of Shit, or Power Output Stage? Oh,  
silly me, I forgot. It's the same thing.
-Ian Duff.

On 25 Sep, 2007, at 14:16, djdawson2 at aol.com wrote:

> POS
>
>
> -----Original Message-----
> From: chris chambers <fastscirocco_2000 at yahoo.com>
> To: James Murray <james.murray at ericsson.com>; Scar <s-car- 
> list at audifans.com>
> Sent: Tue, 25 Sep 2007 10:23 am
> Subject: Re: [s-cars] Rough running - need advice what to try next?
>
>
>
> James,
>
> If your oxygeon sensor is old I'd replace that first.
>
> Based on the fact that it happens after the car has warmed up makes
> me want to look at the wiring to the coils. I'm picturing a crack in
> the
> wiring or a weak coil.
>
> Good luck
>
> Chris
>
>
> --- James Murray <james.murray at ericsson.com> wrote:
>
>>
>> Is my email getting through? I see nothing posted...
>>
>> /J
>>> _____________________________________________
>>> From:   James Murray
>>> Sent:   Monday, September 24, 2007 3:09 PM
>>> To: s-car-list at audifans.com
>>> Subject:    Rough running - need advice what to try next?
>>>
>>> List advice needed....
>>>
>>> Patient: 93 UrS4
>>>
>>> Symptoms: Once warmed up, car runs rough, loss of power
>> (hesistation
>>> and slight bucking on acceleration), as if running with one less
>>> cylinder or not getting fuel...no check engine light illuminated
>> (but
>>> have not pulled codes yet). Car seems fine when first cold,
>> starting
>>> up.
>>>
>>> Procedures attempted: Swapped out coil pack, Spark Plugs, and WGFV
>> (no
>>> appreciable difference). Have tried pulling injector connectors on
>>> each cylinder, just makes it worse at idle.
>>>
>>> Next on the list of potential items to check:
>>>
>>> 1. Oxygen Sensor
>>> 2. Knock Sensors
>>> 3. POS Device
>>> 4. Fuel pump
>>> 5. Injectors
>>> 6. MAF
>>>
>>> My number 1 candidate right now is the Oxygen Sensor... what is the
>>> list advice?
>>>
>>> Cheers, /Jamu.
>> _______________________________________________
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>>
>
>
> Make April 15th just another day http://www.fairtax.org
>
>
>
>
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