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Sudden shift of oil pressure from 4.5 bar to less then 2 bar over 2.5 months 200 1990

posted by  OwenF on  Tue May 18 01:28 CST 2021
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last visit: Sat Jul 7 13:55 CST 2012
[RELATED]

Oil pressure as low as that is certainly a cause for concern.
Some possibilities:

1. Faulty gauge?
2. Run a crankshaft bearing - does the engine knock?
3. Failing oil pump.

Others may have some more specific advice relating to 240s.

I would advise to stop driving it until you get it resolved.

Ian F






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