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International Automotive Technicians Network
Re: Diagnosing low oil pressure
Posted to Technical Theory Forum on 2/26/2018

check high pressure pump tappet for wear. Most likely your noise. Oil pressure not far from spec 39psi at 2000. usually just replace cam, high pressure pump and tappet, change oil and filter, and good to go. even if you have low oil pressure, look at high pres... Login to read more.