What the hell?

[S Dewitt]

The urq rack is solidly mounted to the chassis, whereas the rabbit/scirrocco
is mounted in rubber bushings. Hence no need for a ground wire.

Scott DeWitt
Advanced Automotion
817-939-6761
----- Original Message ----- 
From: "Eric S" <scirocco at vintagewatercooleds.com>
To: "Tony Lum" <tlum at flash.net>
Cc: <urq at audifans.com>; <quattro at audifans.com>
Sent: Monday, October 18, 2004 6:45 PM
Subject: Re: What the hell?


>
> Tony,
>
> I HAVE run into this, on a VW of course, but I cannot see why they would
> design that circuit differnetly on your UrQ.
>
> On the Sciroccos and rabbits of the same vintage, because of the isolation
> of the rack, and suspension stuff by rubber, the column is not grounded
> proper, so VW added a ground wire that comes out right at the u-joint boot
> in the engine bay at the firewall, and it grounds to the firewall with a
> small sheetmetal screw.  These are notorious for working themselves
> loose....I suppose it be worth a quick glance for you to see if your UrQ
> has the same thing.
>
> -- 
> Eric
> www.vintagewatercooleds.com
>
> 1981 Scirocco S (TDI swap project)
> 1988 Audi 90 Quattro
> 1990 Corrado TDI
> 1991 Cabriolet (2.0 crossflow 8v project)
>
> Tony Lum said:
> > Hey all-
> >
> > I was troubleshooting why my horns aren't working anymore on the ur-q
and
> > have discovered that the splined steering shaft on which the steering
> > wheel
> > is mounted is now longer grounded to the chassis!  Its grounded only
when
> > the steering column is locked.  Naturally this makes the horn button
> > useless.  The wiring and relay are good-if I ground the horn button wire
> > directly to the chassis with the key on, the horns work perfectly.  The
> > horn button (which checks good) switches the horn contact to the wheel
> > adapter (MOMO) which is bolted to the steering shaft.  I always thought
> > that the shaft would get grounded by the support bearings but this is no
> > longer the case.
> >
> > Am I missing something here?  Anybody run into this before?
> >
> > Frustrated Honker,
> >
> >
> >
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> > quattro at audifans.com
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> >
>
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