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Roger
Roger, BMW Master Tech
Category: BMW
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Experience:  10 yrs. experience as BMW Master Technician, shop foreman and dealer.
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525i M20: 1990 525i m20 oil pressure goes down when rpm goes

Customer Question

1990 525i m20 oil pressure goes down when rpm goes up,oil pressure light comes on,when rpm goes up light goes off when rpm comes back down.
Submitted: 1 year ago.
Category: BMW
Expert:  MartinsMotorSport replied 1 year ago.
Hi when did this problem start.Ive had the oil filter housing missing an o ring where the filter fits into. Please check all o rings are in place and on the shaft where the filter fits.Let me know? :)

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