Thread: OM603: Low oil pressure sometimes, showing 0.
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Old 03-24-2021, 03:02 AM
Alec300SD Alec300SD is online now
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Join Date: Nov 2013
Location: San Mateo, CA
Posts: 1,159
Lower nipple on oil filter housing = outlet, uncleaned oil flows out towards oil cooler.
Upper nipple on oil filter housing = inlet, uncleaned oil flows in from oil cooler.
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