[V8] flickering lights, voltage regulator?

[Ed Kellock]

The interior lights do this also. Not sure if only when the headlights are
on though. I'll go check...

On 10/19/05, John McMahon <jfm at nts-online.net> wrote:
>
> Ed,
> Are there any other symptoms? I might take a voltmeter to the output of
> the
> voltage regulator and measure the voltage with the car motor off (but with
> the ignition "on"), with the car motor running but with no electrical
> loads
> (no lights, no A/C, no rear window defogger, etc.) and then with a
> fully-warmed motor and all the electrical loads. If the voltage is
> fluctuating in time with the lights flickering it just might be the
> voltage
> regulator about to fail. However, it might also be a headlight relay with
> chattering contacts. John
> John McMahon
> Abilene, Texas
> 1990 Coupe quattro 20V
> ----- Original Message -----
> From: "Ed Kellock" <ekellock at gmail.com>
> To: "V8" <v8 at audifans.com>; "Quattro List" <quattro at audifans.com>
> Sent: Wednesday, October 19, 2005 11:25 AM
> Subject: flickering lights, voltage regulator?
>
>
> > On my V8, the lights, both in and out flicker, almost imperceptably.
> They
> > never go dark, but you can see the brightness changing rapidly.
> > The alternator was replaced 2 years ago with new rebuilt unit because I
> > didn't have time to do anything better.
> > Could the VR be the culprit here?
> > Thanks,
> > Ed
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>
>