Fwd: RE: [BiturboS4] Turbo whine

[Michael Kuriger]

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DV's dont make noise.  the turbos will whine when they are getting worn.
 just a guess!

-=Mike

adamschwartz at rcn.com wrote:

>Hello,
>I was actually about to write this same e-mail. My S4, 60k
>miles, APR chip, no other mods.. is doing the same thing.
>When its very cold I get a fairly loud whine. No errors, no
>power loss. I was guessing that it was my DV. Maybe the
>rubber is more stiff in the cold?
>
>I dont think there is anyhting really wrong, as the car is
>performing as it should. But maybe its a sign of things to
>come??
>
>If you have the Forge DV, isnt that serviceable? Maybe you
>could open yours and re-oil them. See if that makes a
>difference?
>
>
>And how cold is cold? Last night it was about 4 degrees F.
>here when I got in the car.
>
>Cheers,
>
>A
>
>
>
>
>
>
>
>
>>This is a multi-part message in MIME format.
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>>[ Picked text/plain from multipart/alternative ]
>>I have a 2001 S4 Avant with 79k miles and I drive it
>>
>>
>extremely hard. I
>
>
>>had an APR chip installed at 10k miles, APR Bi pipe, and
>>
>>
>Forge diverter
>
>
>>valves. I have always been cautious warming up and cooling
>>
>>
>down but
>
>
>>recently I developed a whine when the turbos spool up and
>>
>>
>it's really
>
>
>>pronounced when it's cold. I have not experienced a loss in
>>
>>
>power and
>
>
>>wondering if it might be a loose heat shield. In addition, I
>>
>>
>don't see
>
>
>>any fault codes with my vag-com. Does anyone know what it
>>
>>
>might be? If
>
>
>>it is my turbos, it looks like I have to step up to the RS4
>>
>>
>set up. TIA
>
>
>>Regards,
>>Brock Campbell
>>
>>
>>
>>
>>--
>>
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>>
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