Volkswagen CC 2012, Workshop Manual

Page: 104 / 222

4 Valve gear
⇒ “4.1 Assembly overview - valve gear”, page 98
⇒ “4.2 Measuring axial play of camshaft”, page 100
⇒ “4.3 Removing and installing camshaft”, page 101
⇒ “4.4 Removing and installing camshaft adjuster”, page 105
⇒ “4.5 Removing and installing camshaft control valve”,
page 112
⇒ “4.6 Removing and installing valve stem seals”, page 116
4.1 Assembly overview - valve gear
1 - Inlet camshaft
❑ Check radial clearance
with Plastigage, wear
limit: 0.1 mm
❑ Runout: max. 0.01 mm
❑ Checking axial clear‐
ance ⇒ page 100 .
❑ Identification
⇒ page 100
❑ Removing and installing
⇒ page 101
2 - Camshaft bearing caps
❑ Installation position
⇒ page 104
❑ Installation sequence
⇒ page 104 Removing
and installing camshaft.
3 - Exhaust camshaft
❑ Check radial clearance
with Plastigage, wear
limit: 0.1 mm
❑ Runout: max. 0.01 mm
❑ Checking axial clear‐
ance ⇒ page 100 .
❑ Identification
⇒ page 100
❑ Removing and installing
⇒ page 101
4 - 5 Nm +
1
/8 turn (45°) further
5 - Sealing ring
❑ Renew if leaking.
❑ When installing timing
housing, lubricate con‐
tact surfaces of seals.
❑ When replacing seals, do not spread too widely.
6 - Valve timing housing
❑ Lightly lubricate contact surface of oil seals before installing.
❑ Removing and installing camshaft control valves
⇒ page 112
❑ Marks for valve timing ⇒ page 93 .
❑ Assembly overview ⇒ page 79 .
CC 2012 ➤ , Passat 2011 ➤ , Passat Variant 2011 ➤
6-cylinder direct-injection engine (3.6 l engine, 4V) - Edition 06.2019
98
Rep. gr.15 - Cylinder head, valve gear