Fuel Injector Seals, Replacing

-- Remove the combustion chamber seal -3- with the appropriate tool (for example with cut the seal open with a razor and spread seal open with a small screwdriver and pull it forward and off.) When doing this, make sure not to damage the groove and circumferential rib in the groove base.

Fig 1: Exploded View Of Fuel Injector

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Clean off the seal groove and the shaft of the fuel injector with a clean cloth before installing the new combustion chamber seal.

-- Place the : T10133/5  with a new combustion chamber seal -1- onto the fuel injector -2-.

Fig 2: Identifying Assembly Cone T10133/5, New Teflon Seal & Fuel Injector

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Slide the combustion chamber seal with the : T10133/6  onto the : T10133/5  as far as possible.

Fig 3: Identifying New Sealing Ring And Assembly Cone T10133/5

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Rotate the : T10133/6  and slide the combustion chamber seal all the way onto the : T10133/5  .

Fig 4: Identifying Sealing Ring On Assembly Cone T10133/5 Slid Up To End

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Remove the : T10133/5  and slide the combustion chamber seal with the : T10133/6  all the way up to the seal groove.

-- Press the : T10133/7  with a gentle turning movement (approximately 180°) all the way onto the fuel injector.

Fig 5: Identifying Calibrating Sleeve T10133/7

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Pull off the : T10133/7  again using turning motion in opposite direction.

-- Press the : T10133/8  with a gentle turning movement (approximately 180°) all the way onto the fuel injector.

Fig 6: Identifying Calibrating Sleeve T10133/8

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Pull off : T10133/8  again using turning motion in opposite direction.

-- Replace the O-ring on the fuel injector. Lightly coat the O-ring with clean engine oil before installing.