Edward,

'86 and newer use a two sensor system, one of which kicks in at 2K.  The
sender is just to port of your pulleys on the back of the engine.  Possibly
(likely) a bad sender, connection, or wire from this sender.

Karl Wolz

----- Original Message -----
From: "Edward Maglott" <emaglott@buncombe.main.nc.us>
To: <vanagon@GERRY.VANAGON.COM>
Sent: Thursday, May 03, 2001 7:14 PM
Subject: oil pressure warning

> I have read several threads in the archives on this system, and also have
> some experience on it because I own an 85 GTi with the same system.  But
> wondering if this strange symptom I observed on a prospective 86 van
sounds
> familiar to anyone?  Start it up and idle, no buzz or light.  Rev it up a
> bit, I assume it is going over 2000 rpm, and it starts buzzing and
flashing.
> Continues buzzing and flashing even after going back to idle.  That is the
> strange part.  Turn off the engine and restart, and no more buzzing and
> flashing until it is revved up again.  Seems to act the same hot or cold.
> No strange engine noises or overheating.  Anybody seen this or think it is
> cause for concern?  Sounds like a sensor or warning system problem to me.
>
> Edward