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Date: Sat, 16 Oct 2004 18:08:46 GMT
From: "James Sweet" <jamessweetnospamail.com>
Subject: Re: Bad things have happened.


"Goran Larsson" <hohnospamlid.invalid> wrote in message news:I5n9yt.8uDnospamove.se... > In article <2ta4gtF1s8r4cU1nospamberlin.de>, > Dave Hinz <DaveHinznospamcop.net> wrote: > > > Well, just got the call from the garage who has my 9-5. Compression test > > is 130-110-90-0, and there is no oil pressure. > > No compression at all must be either an broken/open valve or a broken > piston. A broken valve would not result in a high pressure in the > crankcase, so I think, unfortunately, that a piston is broken. I don't > know how a broken piston can cause loss of oil pressure (unless it > completely trashed the internals of the engine). Perhaps something else > took away the oil pressure and the piston broke due to lack of oil? Low > quality oil and long oil change intervals are known to cause coked oil, > the solidified oil collects in the oil pan, and then completely blocks > the oil pump pickup filter. What is the service history for this car? > > Well no oil pressure could cause a broken connecting rod, which would cause no compression. How is the oil pump driven on these?

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