[s-cars] New noise and less power :- ( - turbo chatter?

[chris chambers]

Russ,

I neglected to note that I have Samco turbo hoses and checked for leaks
and didn't find any.

Thanks
Chris



--- Russ Panneton <russ at panneton.name> wrote:
> Chris,
> 
> The first thing to ALWAYS check for is a torn hose creating a big air
> 
> leak.  I can imagine that making the reed like noise you're hearing. 
> A 
> bad BPV can result in a loss of boost but that failure keeps the air 
> intake system sealed.
> 
> Good luck,
> 
> Russ
> 
> chris chambers wrote:
> 
> >Fellow S gurus
> >
> >It has seemed like I have had less power lately, and this suspicion
> was
> >confirmed when I drove my wife's S4.
> >
> >Also when I have a window or my sunroof open there is a noise that
> >sounds like wind blowing over a reed (does that make sense) and is
> most
> >noticeable from 3500 rpm to 4500 rpm.
> >
> >I checked for codes and am getting 2231, which according to
> >sjmautotechnik.com is : "2231 (Blink Fault Code), VAG1551/2 Fault
> Code
> >Number 00533 Idle Speed Control, Idle speed adaptation limit
> exceeded,
> >Sticky ISV, air leak."
> >
> >Could this be the BPV failing/failed? Is it time for a new
> 06A145710NI
> >valve? I also read something earlier about turbo chatter, what does
> >that sound like?
> >
> >
> >input please, the Audi gods are not smiling right now.
> >
> >
> >Thanks 
> >Chris
> >
> >
> >		
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> 



		
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