Mine was the result of the entire internal structure of the oil pressure
switch coming off, and being attached to the wire which was hanging around.
Physical breaks at the connection or within the wire seem to be somewhat
common.

-Craig
'85Gl

On Thu, Apr 10, 2008 at 10:50 AM, Joseph Fortino <fortino1@earthlink.net>
wrote:

> mine was a loose wire at the butt head
>
> avg. Joe
>
> -----Original Message-----
> >From: Loren Busch <starwagen@GMAIL.COM>
> >Sent: Apr 10, 2008 9:28 AM
> >To: vanagon@GERRY.VANAGON.COM
> >Subject: Re: Oil light : on-off-on-off - - -
> >
> > RE: Oil Pressure Light
> >Anna, you should get this resolved and drive as little as possible until
> you
> >do.
> >First, you may have overfilled the oil and that is not a good idea, the
> oil
> >level should be between the two marks and never above the top one.
> >Two questions to get answered:  What weight oil is in the engine and what
> >make filter?  You should be running 20/50 weight oil (for standard oil)
> or
> >15/50 if synthetic. And the filter should be from Mahle or Mann.
> >The first thing I'd do is get the Vanagon to a good Vanagon mechanic and
> >change to oil to make sure it's the right amount and right weight.  And
> >change the filter to one that is known to be good.  If the problem
> persists
> >then further diagnosis is needed.
>
>
> Have a nice Day :)
>