1.4 bar low boost and recent owner impressions

Mihnea Cotet mik at info.fundp.ac.be
Wed Jan 28 09:56:08 EST 2004

Ken, what octane rating are you using for fuel????


At 09:51 28/01/2004 -0500, auditude at cox.net wrote:
>Hi Phil,
>The bypass valve I put in was a new unused OEM Bosch one.  These don't 
>make any noise?  It's not super-loud, but I can tell it's there.
>Is this the consensus of the rest of the list?  Stock Bosch BPV's don't 
>make a shoosh?
>Why would a tear make it louder when shifting?  I can understand maybe if 
>it was making noise under boost but not while shifting.
>Phil Rose <pjrose at frontiernet.net> wrote:
> >
> > At 9:40 PM -0700 1/27/04, auditude at cox.net wrote:
> > >  the car
> > >makes an audible bypass valve noise when I shift.
> >
> > Hmm, that's suspicious (i.e., that you have a "bypass valve noise").
> > Was the leaking BPV replaced with a brand new, stock (Bosch-type)
> > valve? The several (new, functioning) Bosch valves I've had have not
> > made any distinctive noise when I shift (or any other time). A tear
> > in the valve bellows could be causing that noise. Or some other leak.
> > Have you checked to determine that the vac line to the BPV is intact?
> >
> > Phil
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