Low Oil Pressure Mystery
Dave
dave.eaton at clear.net.nz
Fri Jul 1 13:58:29 PDT 2011
is the baffle ok?
dave
'08 rs6 avant
'04 allroad tdi
On 2/07/11 7:00 AM, Douglas Fifield <douglas.fifield at gmail.com> wrote:
>
>Hedz,
>
>Patient is an 01 A4 1.8T belonging to my GF. The car was bought used
>with about 80K on the clock. It has been throwing low oil pressure
>warnings for some time. Car needs to be completely warmed up and the
>warning light flickers on periodically for a few seconds and goes off
>- usually when going uphill.
>
>We dropped the pan expecting to find signs of sludge, but did not.
>What we did find were small, bright, non-magnetic shavings. We
>theorized that the shavings were being sucked up against the intake
>screen and reducing the oil flow. Cleaned everything out and buttoned
>up the car. Problem was not fixed.
>
>Pulled the valve cover thinking that if aluminum was flaking off
>somewhere, that was the likely place. All cam bearings look good. No
>sign of wear.
>
>The engine sounds good. No knocks or other unusual sounds.
>Compression is good. We are puzzled. Next step is to replace the oil
>pump. Still no idea of where the shavings might have come from.
>
>What does the collective wisdom of the list say?
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