Volkswagen Golf / Golf GTI / Golf Variant. Manual — part 664
14 - O-Ring
❑ Coat with coolant
❑ Replace after removing
15 - Connection
❑ For coolant hose
16 - Bolt
❑ 9 Nm
17 - Mount
❑ For engine cover
18 - Engine Lifting Eye
19 - Bolt
❑ 8 Nm + 90° turn
❑ Replace after removing
20 - Partition Plate
21 - Ball Pin
❑ For engine cover
22 - Engine Lifting Eye
23 - Bolt
❑ 8 Nm + 90° turn
❑ Replace after removing
24 - Alignment Pin
Loosening Cylinder Head
– Remove the bolts -arrows-.
– Loosen the cylinder head bolts in the sequence -1 to 10-.
Cylinder Head Tightening Sequence
– Tighten the cylinder head bolts in the sequence -1 to 10- as
follows.
Step
Bolts
Tightening Specification/Addi‐
tional Turn
1.
-1- through -10-
40 Nm
2.
-1- through -10-
Turn an additional 90°.
3.
-1- through -10-
Turn an additional 90°.
4.
Bolts -arrows-
4 Nm
5.
Bolts -arrows-
Turn an additional 90°.
Checking Cylinder Head for Distortion
– Check the cylinder head at several locations for distortion us‐
ing a Straight Edge - 500mm - VAS6075- and a feeler gauge.
♦ Maximum permissible distortion: 0.05 mm
1.2
Overview - Camshaft Housing
1 - Cylinder Head
2 - O-Ring
❑ Only installed on vehi‐
cles with the engine co‐
des CNTA, CXCA,
CXCB
❑ Replace after removing
❑ Coat with engine oil
3 - Cam Adjustment Actuator
❑ Only installed on vehi‐
cles with the engine co‐
des CNTA, CXCA,
CXCB
4 - Bolt
❑ 5 Nm
❑ Only installed on vehi‐
cles with the engine co‐
des CNTA, CXCA,
CXCB
5 - Ball Pin
❑ 9 Nm
❑ For engine cover
6 - O-Ring
❑ Replace after removing
❑ Coat with engine oil
7 - Plug
8 - O-Ring
❑ Replace after removing
❑ Coat with engine oil
9 - Camshaft Position Sensor
3 - G300-
⇒ “1.1 Overview - Ignition System”, page 356
.
10 - Bolt
❑ Tightening specification. Refer to
⇒ “1.1 Overview - Ignition System”, page 356
11 - Oil Separator
❑ Removing and installing. Refer to
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12 - Bolt
❑ Tightening specification and sequence. Refer to
⇒ Fig. ““Vacuum Pump - Tightening Specifications”“ , page 94
13 - Seal
❑ Replace after removing
14 - Vacuum Pump
❑ Removing and installing. Refer to
⇒ “1.4 Vacuum Pump, Removing and Installing”, page 100
15 - Bolt
❑ Tightening specification. Refer to
⇒ Fig. ““Vacuum Pump - Tightening Specifications”“ , page 94
.
16 - Seal
❑ Replace after removing
17 - O-Ring
❑ Replace after removing
❑ Coat with engine oil
18 - Camshaft Position Sensor - G40-
❑ Overview. Refer to
⇒ “1.1 Overview - Ignition System”, page 356
19 - Bolt
❑ Tightening specification. Refer to
⇒ “1.1 Overview - Ignition System”, page 356
.
20 - Bolt
❑ 9 Nm
21 - Bracket
❑ For EVAP Canister Purge Regulator Valve 1 - N80-
Vacuum Pump - Tightening Specifications
Tighten with a new bolts as follows:
Step
Bolts
Tightening Specification/Additional
Turn
1.
-1- through -3-
Install hand-tight
2.
-1- through -3-
8 Nm
3.
-1- through -3-
180° additional turn
1.3
Cylinder Head, Removing and Installing
Special tools and workshop equipment required
♦ Engine Bung Set - VAS6122-
♦ Engine Support Bridge - 10-222A-
Removing
Caution
This procedure contains mandatory replaceable parts. Refer
to component overview prior to starting procedure.
Mandatory Replacement Parts
♦ Nuts - Turbocharger to Engine
♦ Seal - Turbocharger to Engine
♦ Bolts - Cylinder Head
♦ Gasket - Cylinder Head
Note
♦
Before installing the cylinder head the engine support and the
engine mount are temporarily re-installed because the eyes
from the engine support bridge are secure on the cylinder
head.
♦
When installing, secure all cable ties back to the same posi‐
tions.
♦
Close the open channels from the intake and exhaust tract with
suitable plugs from the Engine Bung Set - VAS6122- .
– Remove the camshafts. Refer to
⇒ “4.2 Camshaft, Removing and Installing”, page 136
– Reinstall the engine support and engine mount and tighten the
bolts hand-tight.
– Disengage the Engine Support Bridge - 10-222A- spindles.
– Drain the coolant. Refer to
⇒ “1.3 Coolant, Draining and Filling”, page 217
– Remove front exhaust pipe with catalytic converter. Refer to
⇒ “2.2 Catalytic Converter, Removing and Installing”,
.
– Remove the Oxygen Sensor 1 before Catalytic Converter -
GX10- . Refer to
⇒ “8.2 Oxygen Sensor 1 before Catalytic Converter GX10 ,
Removing and Installing”, page 333
– Remove the left and right bolts -arrow-.
– Unclip the air guide lower section -1- and remove.
– Loosen the hose clamp -2-, remove the air duct hose from the
charge air cooler.
– Seal the open lines and connections with clean plugs from the
Engine Bung Set - VAS6122- .
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