Unmasked The Tappets That Ruin HPFPs

Yes, the HPFP is driven by a separate lobe on the cam. It's located on the passenger side valve cover. It's normal for HPFPs to make an audible ticking/ ... I'm reluctant to fork out for another "genuine" pump as as you say it may not be the problem. All the diagnostics say it's the pump though.... Long story short, like every component, HPFP will eventually wear out and fuel will leak around the pump piston and cylinder o-rings or ... ... high pressure fuel pump. As a result, the friction between the fuel pump parts will cause them to wear out even faster to the point of failing. Fuel pump, fuel filter, plugs & wires high pressure fuel pump, injectors.. ALL HAVE THE SAME SYMPTOMS 😅 Alrighty then, this is what I start out with: this is the old pvt adapter from the WDS and a home made fuel pump jumper. The jumper will work ... ... out of state. Initial Information we have is there are High pressure fuel pump failure codes, and that the timing had been done semi ... Ive seen too many of these being replaced for wear. If they are wearing out, with a stock pump, you likely have a cam material issue. Its ... Car: 2008 Audi TT TFSI 2.0L Turbo So it seems I have a fuel leak on my car, I can see its leaking from the pressure relief valve on the high ... Share your videos with friends, family, and the world.