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Subject:Re: dash lights dim w/brakes
From:Larry Alofs
Date:Sun, 27 May 2001 09:47:26 -0500

Jeffrey R wrote:

> Where can I begin to look for the culprit that has my instrument lights
> dimming when I put on the brakes, or dimming intermitantly with the turn
> signal? My guess is the rest of the lights might dim as well. Can't quite
> blame the lighting system or headlight switch because the radio dial light
> also dims and it's not attached to the headlight circuit--at least I don't
> think it is.
>
> Other electrical symptoms include:
>
> Westfalia "control panel" reads green when I shut off the bus. Then if I
> check it again after letting it sit for a night or so the LED comes up
> yellow.  And the red alternator light stays on after the first start up of
> the day until I rev the engine--and I'd almost swear I can hear a relay click
> as the alternator light turns off. (I don't know if these are related)
>
> TIA
> Jeff
> 83.5 Westy
> LA,CA

I believe that the last of your symptoms is common in VWs.
  The dimming of dash lights, however, sounds like a bad ground connection.

Larry A.