Cam follower wear leading to high-pressure fuel pump failure
FUEL/PROPULSION SYSTEM
7 NHTSA complaints · 2010-08 → 2017-10
“RECENTLY I PREFORMED A ROUTINE MAINTENANCE CHECK ON MY VEHICLE AND AS SUGGESTED BY ALL MARK 5 GTI OWNERS I CHECKED THE CAM FOLLOWER. I FOUND THE CAM FOLLOWER COMPLETELY WORN THROUGH”
“THE CAM FOLLOWER HAS PREMATURELY WARN OUT CAUSING THE INTAKE CAMSHAFT TO WEAR PREMATURELY AS WELL, WHICH HAS IN TURN CAUSED THE HIGH PRESSURE FUEL PUMP TO FAIL. THIS IS A LONG-TERM, DEGENERATIVE ISSUE. VOLKSWAGEN HAS EXTENDED THE WARRANTY ON THESE PARTS FOR SOME 2006-2008 GTI'S”
“CAR LOSS POWER HAD TO BE TOWED TO VOLTSWAGON LATER THE HIGH PRESSURE FUEL PUMP WAS FOUND TO HAVE FAILED CAUSING A LOST OF POWER WHILE ON THE ON RAMP TO THE HIGHWAY. THERE WAS ALSO DAMAGE DONE TO THE MOTOR FROM THE INTERNAL METAL FRAGMENTS FROM WHERE THE PUMP WORKS WITH THE CAM”