Neil,

If I can non-destructively remove the board/circuit from me old one I will,
and mail it to you.  I need to ensure mine is working first tho'.  I
inspected it with this in mind when I pulled it and it appeared a no-go but
I'll look again.

On Wed, Oct 8, 2008 at 6:49 PM, neil N <musomuso@gmail.com> wrote:

> Ah.
>
> So if I keep it as is, I have to "live with" the chirping?
>
> (I'm too cheep to buy the extra part ..... pun intended)
>
> Actually I'm just not sure how to harvest and install the oil pressure
> logic board from an appropriate Vanagon cluster.
>
> Maybe the Jetta cluster has it? I also have an '85 Vanagon cluster.
>
> Thanks,
>
> Neil.
>
> On Wed, Oct 8, 2008 at 6:45 PM, mdrillock <mdrillock@cox.net> wrote:
> > The oil pressure logic board has an engine rpm signal input. It only
> > monitors the high pressure switch when the engine rpm is high enough for
> the
> > switch to be valid.
> >
> > Mark
> >
> >
> >
> >
> > neil N wrote:
> >>
> >> Hi all.
> >>
> >> I connected a warning buzzer to the Jetta "High pressure" oil switch.
> >>
> >> Simple diagram of what I did:
> >>
> >> http://tubaneil.googlepages.com/HIghPressureOil.jpg
> >>
> >> My test: engine running, oil switch disconnected, buzzer went on.
> >> Ignition on, buzzer goes on, engine running, buzzer stops. This seems
> >> correct. But.....
> >>
> >> Driving up my usual mountain test route, the buzzer "chirped" on
> >> inbetween gears near the top. Idling at the top, the buzzer "chirped"
> >> on/off in tempo with idle RPM. Revving it up a little stopped this,
> >> but it returned at idle. Returned home, no chirping. (presumably, the
> >> oil was cooler from coasting down the mountain)
> >>
> >> The '86 Vanagon Digifant diagram, shows a solid state part along with
> >> a relay (buzzer?) and the warning light. The Jetta diagram is similar.
> >>
> >> Is the buzzer chirping a sign of poor oil pressure at idle (hot), due
> >> to a lack of the solid state part, or ?
> >>
> >> It didn't do this at idle cold/warm. Oil level is fine.
> >>
> >> Thanks for any help!
> >>
> >> Neil.
> >>
> >>
> >>
> >> --
> >> Neil Nicholson '81 JettaWesty "Jaco
> >>
> >>
> http://groups.google.com/group/vanagons-with-vw-inline-4-cylinder-gas-engines
> >> http://web.mac.com/tubaneil
> >> http://tubaneil.googlepages.com/
> >>
> >>
> >>
> >
> >
> >
>
>
>
> --
> Neil Nicholson '81 JettaWesty "Jaco
>
> http://groups.google.com/group/vanagons-with-vw-inline-4-cylinder-gas-engines
> http://web.mac.com/tubaneil
> http://tubaneil.googlepages.com/
>

--
Neil2
'82 Diesel Westfalia (USS Tinosa)
'86 Vanagon/Westfalia Wannabe (SaVannah)
Nunquam Pendite Divendium