1997 AUDI A4 AWM Engine Cylinder Head Remove And Install Workshop Manual

15-8


Fig. 3 Seal connections between double bearing cap and cylinder
head
- Apply a small quantity of sealant AMV 174 004 01 to sides of joints -
arrows- on upper sealing surface of cylinder head.

Fig. 4 Seal connections between camshaft adjuster and cylinder
head
- Apply a small quantity of sealant AMV 174 004 01 to sides of joints -
arrows- on upper sealing surface of cylinder head.
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15-9

Intake manifold, removing and installing


Removing

- Observe or obtain radio anti-theft code on
vehicles with coded radio.

- Disconnect Ground strap at battery with ignition
switched off.

- Remove engine cover -arrows-.
- Drain coolant Page 19
-4 .

- Disconnect coolant hoses -1- and -3-.
- Unbolt coolant expansion tank -2- (-arrows-).
- Disconnect electrical wiring to coolant level display switch -F66- on
bottom of expansion tank.
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15-10


- Unplug vacuum hoses -1 to 3-.
- Disconnect connectors as follows:
4 - on intake air temperature sensor -G42-
5 - for throttle valve control module -J338-
- Remove the air duct hose -6- from throttle valve control module.

Note:
The electrical connectors and vacuum hoses do not have to be
disconnected. - Remove retaining plate for recirculation valve for turbocharger -N249- -
1- from underneath intake line and secondary air inlet valve -N112 -2- -
arrows-.
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15-11


- Disconnect connector for Camshaft Position sensor -arrow-.

Note:
Carefully protect the removed injectors from contamination. - Remove retaining bolts for fuel manifold and disconnect vacuum line
from fuel pressure regulator -arrows-.
- Remove fuel manifold together with injectors from intake manifold and
place it on a clean cloth at back of engine compartment.
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15-12

- Disconnect coolant hoses from upper coolant
line.

- Move electrical wiring at top of coolant line
aside.

- Unbolt upper coolant line from intake manifold and coolant flange -
arrows- at back of cylinder head.

- Remove intake line support -arrows-.
- Disconnect hose -1- to ACF valve on intake line.
- Pull out oil dipstick.
- Remove bracket of guide line for oil dipstick.
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15-13

- Remove suction hose from flange and
remove.

Note:
Plug intake ports on cylinder head with clean
cloths.

Installing
Installation is carried out in the reverse order of
removal; note the following:

Note:

All cable ties which are released or cut open
when removing must be located in the same
position when installing.
Hose connections and hoses of charge air
system must be free of oil and grease before
assembling.
Replace seals and gaskets.

- Top up coolant Page 19
-7 .

- After connecting battery, enter anti-theft code for
radio.
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ylinder head, removin
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Radio operating instructions
- Close windows fully using window switches.
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15-14

- Actuate all power window switches again for at
least one second in the "close" direction to
activate automatic open/close function.

- Set clock to correct time.

- Perform throttle-valve control module
adaption:

Repair Manual, 1.8 Liter 4
-Cyl. 5V Turbo Fuel
Injection & Ignition, Engine Code(s): AWM , Repair Group 24


Tightening torques

Component

Nm
Intake manifold to cylinder head 10
Support for intake
manifold to intake
manifold 20
to bracket 20
Fuel manifold to intake manifold 10
Coolant line to coolant flange 10
Coolant line on intake line 10
Hose clamps for coolant hoses
Pa
ge 16 of 42 C
ylinder head, removin
g and installin
g
11/21/2002 htt
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e=re
pair&id=AUDI.B5.GE06.15.1