Volkswagen Golf / Golf GTI / Golf Variant. Manual - part 675

4.2

Camshaft, Removing and Installing

⇒ “4.2.1 Camshaft, Removing and installing. Engine Codes

CXBA, CNSA, CXBB, and CNSB”, page 136

 .

⇒ “4.2.2 Camshaft, Removing and Installing, Engine Codes

CNTA, CXCA, CXCB”, page 148

 .

4.2.1

Camshaft, Removing and installing. En‐

gine Codes CXBA, CNSA, CXBB, and

CNSB

Special tools and workshop equipment required
♦ Central Valve Assembly Tool - T10352-
♦ Counterhold - Vibration Damper - T10355-
♦ Chain Tensioner Lever - T40243-
♦ Tensioner Locking Tool - T40267-
♦ Camshaft Locks - T40271-
♦ Adapter - T40266-
♦ Sealant - D 154 103 A1-
Removing

Note

♦

The sealing surfaces of the lower cylinder head cover and on

the upper cylinder head must not be reworked.

♦

The camshaft bearings are integrated in the cylinder head or

cylinder head cover. The tension must be released from the

camshaft timing chain before removing the cylinder head cov‐

er.

♦

When installing, secure all cable ties back to same positions.

– Remove the air filter housing. Refer to

⇒ “3.2 Air Filter Housing, Removing and Installing”,

page 294

 .

– Remove the upper coolant pipe. Refer to

⇒ “3.3 Upper Coolant Pipes, Removing and Installing”,

page 242

 .

– Remove the ignition coils. Refer to

⇒ “1.3 Ignition Coils with Power Output Stages, Removing and

Installing”, page 357

 .

– Free up the connector from the clip -4- and pivot it forward.
– Release the retainers -arrow-, remove the wiring duct upward

from the bracket and move it towards the front.

– Remove bolts -1, 2 and 3-. Carefully swing coolant line back‐

ward slightly.

NOTICE

Risk of destroying the coolant pipes through deformation.
– Never change the coolant pipe bent shape.

– Disconnect the connector -1- from the EVAP Canister Purge

Regulator Valve 1 - N80- .

– Press the release button on the crankcase ventilation hose

-2- and remove the hose.

– Remove the bolts -arrows- and the crankcase ventilation.
– Remove the high pressure pump. Refer to

⇒ “7.2 High Pressure Pump, Removing and Installing”,

page 328

 .

– Remove the vacuum pump. Refer to

⇒ “1.4 Vacuum Pump, Removing and Installing”, page 100

 .

– Support the engine in its installed position. Refer to

⇒ “2.5 Engine, Supporting in Installed Position”, page 33

 .

– Remove the engine bracket. Refer to

⇒ “2.2 Engine Mount, Removing and Installing”, page 30

 .

– Remove the noise insulation. Refer to ⇒  Body Exterior; Rep.

Gr.  66 ; Noise Insulation; Overview - Noise Insulation .

– Remove the right wheel housing liner front section. Refer to ⇒ 

Body Exterior; Rep. Gr.  66 ; Wheel Housing Liner; Front

Wheel Housing Liner, Removing and Installing .

– Remove engine support. Refer to

⇒ “1.6 Engine Support, Removing and Installing”, page 55

 .

– Remove timing chain upper cover. Refer to

⇒ “2.2.1 Upper Timing Chain Cover, Removing and Installing”,

page 106

 .

– Turn the vibration damper with the Counterhold - Vibration

Damper - T10355- to the “TDC point”.

• The markings -1- on the camshaft chain sprockets must be

opposite the markings -2 and 3-.

• The notch on the vibration damper and the marking on the

lower cover for timing chain -arrow- must be opposite one an‐

other.

– Remove the lower timing chain cover. Refer to

⇒ “2.2.2 Lower Timing Chain Cover, Removing and Installing”,

page 108

 .

Note

The pilot valve has left-hand threads.

– Remove the left and right pilot valves using the Assembly Tool

- T10352/2- in the direction of the -arrow-.

– Remove the bolts -arrows- and remove the bearing bracket.

– Remove the bolts -arrows-.

– Install the Chain Tensioner Lever - T40243- -arrows-.
– Press the chain tensioner locking ring -1- together and hold it.
– Slowly press and hold the Chain Tensioner Lever - T40243-

in the direction of -arrow-.

– Secure the chain tensioner with the Tensioner Locking Tool -

T40267- .

– Remove the Chain Tensioner Lever - T40243- .

– Bolt the Camshaft Lock - Component 2 - T40271/2- to the cyl‐

inder head and slide into the splines on the chain sprocket in

the direction of -arrow 2-. Rotate the intake camshaft with the

Adapter - T40266- -1- if necessary.

– Install the Camshaft Lock - Component 1 - T40271/1- on the

cylinder head.

For the following steps a second technician is necessity.
– Hold the exhaust camshaft with the Adapter - T40266- in the

direction of the -arrow A-. Remove the bolt -1- and guide the

tensioning rail -2- downward. Turn the camshaft clockwise

-A- until the Camshaft Lock - Component 1 - T40271/1- in the

direction of -arrow B- can be pushed in the chain sprocket

splines -arrow C-.

– Check the installation position -arrow C- of the Camshaft Lock

- Component 1 - T40271/1- .