The tone is a continuous, annoying tone......

At 09:14 AM 11/17/2007, mordo wrote:
>Okay, that's good info. I don't think I'm over-full. I remembered the
>caveats about that. Is it possible that I've not enough oil? It shows above
>the lower notch, perhaps exactly midway between - that's what I was aiming
>for. I used a five gallon jug of oil and left a bout a 1/2 quart according
>to the marks on the side of the jug.
>
>The critical question is, if I didn't have an oil pressure problem before
>the oil change, should I be very concerned that I have a buzzer now? Also,
>the buzzer is not conistent. It only came on twice for a few moments each
>time. It occurs to me that maybe both times were during off-throttle
>deceleration. I've got 300 miles to drive today and I obviously don't want
>to do any damage.
>
>Thanks for the comments.
>
>On Nov 17, 2007 9:03 AM, Michael Snow <mwsnow@gmail.com> wrote:
>
> > I use Mobil 1 15W-50 exclusively in my waterboxers.  The brand/grade
> > of oil is almost certainly not the problem.
> >
> > The high RPM oil pressure alarm is a continuous tone.  You can easily
> > cause this by overfilling the crankcase.  Above the lower mark on the
> > dipstick is right.  As you approach the upper mark, you run a great
> > risk of having too much oil in the engine.  When this happens, the
> > crankshaft and associated parts can contact the oil, causing
> > splashing,  foaming, and low oil pressure.  When I change the oil, I
> > add oil until the level reaches the lower dipstick mark, then add an
> > additional 1/2 quart.
> >
> > Mike
> >
> >
> >
> > On Nov 17, 2007 5:15 AM, mordo <helmut.blong@gmail.com> wrote:
> > > Thanks, Ric. So, is it high pressure or low pressure warning? The sound
> > I
> > > have is a continuous tone, not a beeping or pulsing.
> > >
> > > It seems to me that if it is in fact the pressure warning buzzer, it has
> > to
> > > be related tot the change to the 15/50 Mobil 1. I wish I knew why that
> > might
> > > be.
> > >
> > > cheers,
> > >
> > >
> > >
> > >
> > > ---------- Forwarded message ----------
> > > From: Richard Golen <rgolen@umassd.edu>
> > > Date: Nov 17, 2007 7:49 AM
> > > Subject: Re: What does the oil pressure warning buzzer sound like?
> > > To: mordo <helmut.blong@gmail.com>, vanagon@gerry.vanagon.com
> > >
> > >
> > > Hi,
> > >
> > > Sounds like the oil pressure buzzer. It is an annoying "high C" sound
> > > and starts when the engine hits 2500 rpm. The buzzer is located under
> > > the dash/instrument panel.
> > >
> > > You might want to check the connections to the oil pressure sending
> > > units - the one that sets off the buzzer (high pressure sender) is
> > > located near the crank pulley. The two sensors have a common
> > > connector to the main harness on the left side of the engine. To do a
> > > quick check on the high pressure sender, you can ground out the
> > > connector. If the buzzing continues, then there's a fault somewhere
> > > in the wiring harness. If it stops, then the problem may be with the
> > > sensor, or worse....
> > >
> > >
> > > Ric
> > >
> > >
> > > At 06:55 AM 11/17/2007, mordo wrote:
> > > >Fellows: I need some quick help because I'm leaving on a trip today and
> > am
> > > >concerned about a sound alien to me. I posted at the Samba too so I've
> > > >pasted that below:
> > > >
> > > >
> > > > > Last night, I drove a 8 mile errand trip, stopping once. On my
> > return
> > > > > trip, I was baffled by a sound I have never heard. At first I
> > > > thought it was
> > > > > interference on my radio as I was passing a group of television
> > > transmitter
> > > > > antennae. However it continued after I turned off the radio.
> > > > >
> > > > > The sound occurred twice and both times it was a slow crescendo to
> > about
> > > > > high C. I can't say what RPM it occurred at for sure but I would
> > guess
> > > > > around 2500 RPM. The sound seemed to stop when I let off the
> > throttle
> > > but
> > > > > maybe it didn't stop immediately. The outside temp was about 40F.
> > > > The engine
> > > > > was well warm but not highway hot.
> > > > >
> > > > > A few days ago, I changed the oil from Castrol GTX 20/50 to Mobil 1
> > > 15/50.
> > > > > I always use a Mann filter.
> > > > >
> > > > > There was no flashing light. Is this the sound of the oil pressure
> > > warning
> > > > > buzzer? If so, it seems silly. It is too vague to be an alarm if
> > > > you ask me.
> > > >
> > > >Thanks in advance for the help.
> > > >
> > > >
> > > >--
> > > >mordo
> > > >1990 Carat
> > >
> > >
> > >
> > >
> > > --
> > > mordo
> > > 1990 Carat
> > >
> >
>
>
>
>--
>mordo
>1990 Carat