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Date:         Tue, 10 Oct 2017 14:13:12 -0700
Reply-To:     David McNeely <davmcneely40@GMAIL.COM>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         David McNeely <davmcneely40@GMAIL.COM>
Subject:      Re: oil pressure
Comments: To: Alistair Bell <albell@shaw.ca>
In-Reply-To:  <3ACAF5DC-016A-47FD-A303-488C3A8A0CD8@shaw.ca>
Content-Type: text/plain; charset="UTF-8"

I also have a VDO gauge on the dash. Pressure readings on it have matched readings at a shop within 1 psi. Despite that, I have heard others say that VDO instruments are just ball park, and they may be right.

On Tue, Oct 10, 2017 at 12:42 PM, Alistair Bell <albell@shaw.ca> wrote:

> I’ve had the same VDO cockpit series, analogue, in use since 94. Oil temp, > pressure, and voltage. > > Can’t vouch for accuracy of the temp and pressure, pressure gauge will > read low pressures (10 psi). > > Voltmeter is flakey, needle sticky. Good enough for general use on the > dash. I have digital meter off dash if I want to get more accurate reading. > > Alistair > > > > On Oct 10, 2017, at 8:47 AM, steve meassick <stevem@TDHVAC.COM> wrote: > > > > Does anybody have any recommendations for, preferably digital, oil > pressure gauges that measure accurately at the low pressures that the WBX > engines can operate at? > > Steve > > > > -----Original Message----- > > From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf > Of Dennis Haynes > > Sent: Sunday, October 8, 2017 2:13 PM > > To: vanagon@GERRY.VANAGON.COM > > Subject: Re: oil pressure > > > > You really need both and on many VW Audi vehicles both were available. > Oil pressure confirms the system is working and can be an indicator of > mechanical condition. It can also alert to problems such as clogged oil > filters or sudden oil loss conditions. A problem with the Waterboxer is > that changing driving conditions can increase oil temperature and lower oil > pressure with noting being wrong. So for example you have a pressure gauge > and you get familiar with the readings. Now you go on a long trip, drive > faster and for a longer period of time than usual. The oil pressure drops, > why? Is the oil hot or are you losing a bearing? These conditions are > common causes for the oil light flicker or buzzer warnings. > > Adding an oil cooler is a great investment. However you can still have a > situation where a cooler can’t help. Had a customer last week call me on a > trip with his GoWesty 2.3L and an oil set up I installed. Oil temp spiking > to 260F. Turns out he had the oil changed, it was overfilled. Drained off > the extra and back to 180-210. Note that there was no increase in coolant > temp. > > > > Dennis > > > > > > From: Dan N [mailto:dn92610@gmail.com] > > Sent: Sunday, October 8, 2017 11:28 AM > > To: Dennis Haynes <d23haynes57@hotmail.com> > > Cc: Vanagon Mailing List <vanagon@gerry.vanagon.com> > > Subject: Re: oil pressure > > > > thanks Dennis... > > > > so given a choice for one gauge, either oil temp. or oil pressure, which > one you recommend? > > > > what I have read the opinions are 50/50.. > > > > 1. oil temp. gauge: since oil temp. and oil pressure are interrelated, a > high oil temp can be translated to a low oil pressure... > > > > 2. oil pressure gauge: again since oil temp. and oil pressure are > interrelated, a low oil pressure can be translated to a high oil temp... > but a low oil pressure also means a internal failure (rod bearings, seals > etc.) note related to oil temp... > > > > so which one is better to have? > > > > dan >


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