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International Automotive Technicians Network
Re: Ford VCT issues
Posted to Technical Discussion Forum on 1/28/2020

Hello James,

I'm sure your well versed in the common 5.4 L 3V issues, but just an FYI that the minimum hot oil pressure at idle per the online shop manual is 25 PSI. So, you are under spec.

Obviously, it can be band aided by heavier weight oil and a new FL8... Login to read more.