My solution is to modify the stock monitor panel to selectively monitor
either battery. My website has some description.
http://www.jps.net/vso/monitor.htm

-Vince So
1989 Westfalia GL
1993 Miata
1997 LR Discovery

> -----Original Message-----
> From: Vanagon Mailing List [mailto:vanagon@GERRY.VANAGON.COM]On Behalf
> Of S Sittservl
> Sent: Tuesday, June 01, 1999 1:52 PM
> To: vanagon@GERRY.VANAGON.COM
> Subject: Re: Voltmeter
>
>
> >  Date:        5/30/99 6:24:40 PM CDT
> >  From:        sales@RALPHOTO.COM (Ralph Geho)
> >
> >  I would like to know the voltage of my auxiliary battery at any given
> >  time and I am thinking of possibly installing a VDO Cockpit voltmeter
> >  somewhere in the cabin area.... Any suggestions?
>
> I have a tiny little digital battery meter made by Whistler that plugs
> into a cigarette lighter outlet.  They cost about $11, I think.  I keep it
> in the glove compartment, and just plug it in when I feel the need to
> check the battery, but it could be left in all the time, too.
>
>                                                  -Steven Sittser
>