proportional valve: how important to have working one?

[Huw Powell]

> On Tue, 26 Feb 2002, Huw Powell wrote:
> >
> > On quattros, which don't have a dual diagonal braking system, the prop
> > valve is under the master and is set to a fixed ratio.
>
> Interesting.. My 86 5kTQw has a proportioning valve under the driver side
> rear suspension, right up at the front of the trapezoidal arm.

then I must stand corrected (actually I already have been...).  On the
4kq and 80/90Q it is as I describe above.  Apparently the type 44 Q's
have an active proportioning valve.

--
Huw Powell

http://www.humanspeakers.com/audi/

http://www.humanthoughts.org/