[Vwdiesel] Re: [Audi-VW-Diesels] VDO oil press senders

[Roger Brown]

Shawn Wright wrote:
> 
> Any experts on the list regarding VDO oil pressure senders?
> 
> I just bought a VDO electric O/P gauge off Ebay - it was listed as being for
> Ford/Chevy (?) so I assume this means it uses the "US" Ohm range as per
> e-gauges.com. The part # shown on the box (it hasn't arrived yet) does not
> match anything I can find, so I assume it is old stock.
> 
> 1. Is there a quick way to verify the "ohm" range or is it usually marked on
> the gauge?
> 2. What is the thread size for the cyl head pressure sensor (and the oil
> filter flange sensor - they are the same I think)?
> 3. Has anyone tried the dual output senders, which are designed to trigger
> the oil light on most vehicles? They don't say what the trigger pressure is
> for these switches.
> My only experience is with mechanical pressure gauges, and I've always
> just removed the cyl head pressure switch and stuck the mech line on
> there. This will be for my Vanagon diesel (stock 1.6 for now), so I'm not
> sure I want to remove the stock pressure switch.

Usually M10x1.0, try http://www.egauges.com/ for senders, etc.  Yes, I run a dual output oil pressure sender, works great, one
hole w/ two funstions.  And you could probably try to hook up a resistance and power supply to the meter and see what makes it
read full scale.

--
   Roger