Unleashing the HPFP's Potential Tackling Tappet Wear

... OUT THIS GAMING CHANNEL http://www.twitch.tv/alucard9027 www.facebook.com/alucard9027 Due to factors beyond the control of JoeTheAutoGuy, it ... 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 ... ... out of state. Initial Information we have is there are High pressure fuel pump failure codes, and that the timing had been done semi ... states that the HPFP can fail due to low fuel quality, contamination, or wear and tear. This can result in reduced engine performance, misfiring ... I cant figure out the tappet problem for the life of me. The fuel ... I hope you are beyond your problems, no motors like to sit that long. Hi everyone! Got a bit of a problem with my S3 8P BHZ. On stock software, the car is running great, however when stage 1 is applied, HPFP ... ... tappet, (5) Pressure control valve, (6) Pump housing ... If implausible values are read out from the control unit, additional checks can be carried out. this is the pump. as a comparison, here is a CP3 next to the CP4. bonus points for anyone who guess what the CP3 is out of. ... 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. That ticking is normal from the engine compartment where the HPFP is located (cam-driven). On the 3.5L it should sit on the top of the valve ...