2.3
Renewing seals on injectors
Note
♦
The »long« injectors for cylinders No. 1, 3 and 5 must not be
separated.
♦
The combustion chamber seal (Teflon) on the injector must
not be oiled or greased.
Special tools and workshop equipment required
♦ Tool set - T10133-
Procedure
Renewing combustion chamber seal (Teflon):
– Remove upper part of intake manifold
– Clean injector carefully.
– Carefully cut oil seal open with a knife -arrow- as shown. Avoid
contact between knife blade and valve body under all circum‐
stances.
– Remove old seal and clean seal groove in area of seal
-arrow-. Remove any deposits (coking) with a brass wire
brush.
CC 2012 ➤ , Passat 2011 ➤ , Passat Variant 2011 ➤
6-cylinder direct-injection engine (3.6 l engine, 4V) - Edition 06.2019
170
Rep. gr.24 - Mixture preparation - injection