HPFP Saga Tappet Wear - The Unsung Villain

How to inspect/replace the HPFP's lifter bucket on Gen2 Nissan Armada (2017+) & Infiniti QX56 (2011-2013) & Gen1 Infiniti QX80 (2014+). ... OUT THIS GAMING CHANNEL http://www.twitch.tv/alucard9027 www.facebook.com/alucard9027 Due to factors beyond the control of JoeTheAutoGuy, it ... How to inspect and replace a FSI HPFP and Cam Follower on a MK5 GTI. The high pressure fuel pump and cam follower is a common MK5 FSI ... Long story short, like every component, HPFP will eventually wear out and fuel will leak around the pump piston and cylinder o-rings or ... Share your videos with friends, family, and the world. ... wear item with a longer service interval ... Unlike some issues, a failing high-pressure fuel pump makes itself apparent on the way out. My hpfp has ~80k miles and im concerned its getting weak. (especially with E30-40 fuel) Would a weak pump cause a lack of power or rough ... I took the high pressure fuel pump apart trying to figure out how the diaphragms go back in Mechanic's Assistant: Okay, I'll connect you to the Mechanic to ... As you can see on the dyno chart to the right, the factory fuel pump is out of fuel much earlier than the IE HPFP. ... With rigorous testing behind this ... (2) The high-pressure fuel pump supplies insufficient oil to the injector. The reasons are the wear of the plunger coupling, the breakage of the ...