[Vwdiesel] oil pressure problems tried everything
cass
iscass at shaw.ca
Sat Feb 2 10:15:21 EST 2002
just cause of my adventures in 'intermediate shaft bearing fun'.. :o)
(same symptoms)
can you confirm if the intermediate shaft bearings
where replaced on re-build?
cassie
LBaird119 at aol.com wrote:
>
> What year? (hydraulic head or no?) If it's a hydraulic then it probably had
> a 30
> mm pump. Most likely a HV pump will be the 30mm one. 36mm are available.
> :) Try your gauge on a car that has known good oil pressure and working
> gauge. I saw a friend pull a V-8 boat engine several times due to low oil
> pressure and it was actually a faulty gauge. Having your oil pressure
> confirmed by the dynamic system isn't all that conclusive. ;-) You covered
> actually having oil flow, at the head or the oil filter flange? First
> thought there
> was upside down head gasket blocking oil to the head.
> If all that checks out then you're left with actual low oil pressure. :(
> First
> likely culprit is the intermediate shaft bearings. They don't always get
> replaced
> and tend to flake apart with age. If they are replaced, sometimes they can
> work
> loose if they weren't a good tight fit. Hope it isn't these since that
> requires pulling
> the engine to replace them! The other's would be your main or rod bearings
> and
> at least they're easily accessible in the car.
> If it was a TD engine then you could have something like a fallen out
> piston
> cooling jet or just marginal pressure from having leaking jets, along with
> a hydraulic head and turbo.
> Loren
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