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pavulon pavulon is online now
FUSHIGI
 
Join Date: Feb 2006
Location: somewhere between here and there
Posts: 10,839
interesting reading here:

dweisel's HPFP Analogy of a Failure - VW TDI forum and Audi TDI forum - myturbodiesel.com

Cliff notes:
design flaws and/or bad fuel lead to HPFP piston bore scoring (lubrication issue) and aluminum shower for the system also making the cam/cam follower falsely appear to have been the start of the issue.


Will try to find more.
Old 01-29-2013, 02:40 PM
  Pelican Parts Catalog | Tech Articles | Promos & Specials    Reply With Quote #36 (permalink)