Hi
Just got an A4 1.9 tdi 98 s plate and i too have this ****** anoying high pitched whining noise, and when I remove the small pipe from the vacuum unit it stops, anybody replaced this N75 valve there talking about and did it stop the noise? I have checked the turbo fan and there doesn't seem...
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.