Volkswagen Fox (2004 year). Manual — part 10
Cylinder head - remove and install
Check compression
⇒ page 49
.
Note
♦
When mounting a replacement head with the camshaft moun‐
ted, lubricate all the contact surfaces between tappets and
cams before installing the head cover.
♦
All bearing and running surfaces must be lubricated before
assembly.
♦
The plastic shims provided for protecting the open valves
should not be removed until immediately before fitting cylinder
head.
♦
When replacing head, the cooling liquid should be totally re‐
placed too.
WARNING
Always replace self-locking nuts and screws subject to angular
torque
Fox 2004 ➤
1. Cylinder head - remove and install
37
❑ Before removing, mark
operation direction.
❑ Check wear.
❑ Do not bend.
❑ Remove, install, and ad‐
just
⇒ page 41
.
3 - 10 Nm
4 - 25 Nm
5 - 100 Nm
6 - Camshaft gear
7 - Pulley
❑ With engine phase sen‐
sor wheel.
❑ Use Counter-hold tool -
T10051- to loosen and
tighten.
❑ To remove, use the Pull‐
er -T10052- .
❑ Remove and install
⇒ page 58
.
8 - Mechanical distribution rear
cover
9 - Sealing ring
❑ Replace if damaged.
10 - Hall Sensor -G40-
❑ To the camshaft posi‐
tion.
❑ To remove, remove
sealing ring.
11 - Cylinder head securing bolt
❑ Replace.
❑ Check the sequence when loosening or tightening
⇒ page 46
.
❑ Before installing, set washers in cylinder head.
12 - Pin 10 Nm
❑ To engine cover.
13 - Cylinder head cover
❑ With oil filler nozzle.
❑ Replace oil filling nozzle if cylinder head cover is damaged.
❑ Before installing, carefully clean the cylinder head sealing surface with a clean cloth.
14 - To turbocharger
15 - 10 Nm
❑ First hand tighten all bolts.
❑ Then tighten both top bolts and thereafter the remainder from the inside outwards, diagonally, according
to the specified tightening torque.
16 - Pressure regulating valve
❑ To crankcase vent.
Fox 2004 ➤
38
18 - Cover
❑ Replace seal if damaged.
19 - Gasket
❑ Replace if damaged.
20 - Support
❑ With fuel tube/hose.
21 - Cylinder head cover gasket
❑ Replace if damaged.
22 - 20 Nm
23 - Lifting eye
24 - Injection unit
❑ Remove and install
⇒ page 112
.
25 - Central connector
❑ To injector.
26 - From servo brake
27 - Tandem pump
❑ For supplying fuel and vacuum.
❑ Remove and install
⇒ page 97
.
❑ Check
⇒ page 95
.
28 - Supply hose
❑ From fuel filter
⇒ Item 1 (page 87)
.
❑ White or with white marking.
❑ Check that it is securely installed.
❑ Fasten with spring braces.
29 - Return hose
❑ To fuel filter
⇒ Item 1 (page 87)
.
❑ Blue or blue marked.
❑ Check that it is securely installed.
❑ Fasten with spring braces.
30 - Gasket
❑ Replace.
31 - Support
32 - Hexagonal nut
33 - Cylinder head
❑ Remove and install
⇒ page 46
.
❑ When replacing, renew the complete coolant.
34 - Cylinder head gasket
❑ Replace.
❑ Check marking
⇒ page 40
❑ When replacing, renew the complete coolant.
35 - Glow plug
❑ 15 Nm.
Fox 2004 ➤
1. Cylinder head - remove and install
39
Check the cylinder head for bending.
Max. permissible bending: 0.1 mm.
Note
Diesel engine head rework is not permitted.
Identification of cylinder head gasket
♦ Part number = -arrow 1-.
♦ Production control code = -arrow 2- (can be disregarded).
♦ Holes = -arrow 3-.
Note
Different cylinder head gasket thicknesses are mounted, depend‐
ing on the piston projection. When replacing the cylinder head
gasket, install a new part with the same identification.
Fox 2004 ➤
40
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