[V8] coolant gauge and fuel gauge problem

[Ed Kellock]

The instrument cluster in the 200 is entirely different than that in
the V8.  Might be useful for a general intro to IC troubleshooting,
but the specific fix won't be applicable.

Ed

On 11/29/06, Kneale Brownson <kneale at coslink.net> wrote:
> I think Cobram had something about this stuff once, but I can't seem to
> find it.
>
> Here's the broken ground solder line on a 200q20v fixed by a jumper wire:
>
> http://www.lanikamal.com/audi/dashboard.html
>
>
>
> At 10:52 AM 11/29/2006 -0700, Ed Kellock wrote:
> >I have an issue that affects both the fuel and coolant temp gauges.
> >Sometimes when I shut off the ignition, the fuel gauge will peg at
> >Full, but it operates normally when running, except when both gauges
> >just quit working.  Sometimes a thump on the dash will get them back.
> >It's temp related.  When they go from not working to working, the seat
> >belt warning light comes on briefly.
> >
> >I've seen this written up in the past by someone.  There's a common
> >ground or something in the instrument cluster schematics.  The only
> >real concern it has presented for me is that when the coolant temp
> >gauge is dead, the aux rad cooling fan doesn't know when to run.
> >
> >
> >Ed
> >
> >On 11/29/06, dsaad at icehouse.net <dsaad at icehouse.net> wrote:
> >> This sounds like a problem in the dash to me.
> >> Have you tried the dash diagnostics? That should tell you what to do next.
> >>
> >> Dave
> >>
> >>
> >> Quoting kyle leatherwood <kyle_leatherwood at hotmail.com>:
> >>
> >> > Guys,
> >> >
> >> > My friends V8 5 speed has a problem where the fuel gauge stays pegged at
> >> > full no matter whether the key is on or off. Also, the coolant temp
> >gauge is
> >> > now doing the exact same thing.  Any suggestions???
> >> >
> >> > Thanks,
> >> >
> >> > Kyle
> >> >
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> >>
> >>
> >>
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> >contributions welcome!
> >>
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> >Have a V8 answer? ... Please help others by adding to the KB ... all
> >contributions welcome!
>
>