lock AUDI A4 1996 B5 / 1.G AWM Engine Cooling System Components Workshop Manual

19-3


6 -
Cylinder head/cylinder block
After replacing, fill with fresh coolant
7 -
Heating system heat exchanger After replacing, fill with fresh coolant
8 -
Lower coolant line Removing and installing Page 19
-23
9 -
Oil cooler
Removing and installing Item 23 ,
Page 17
-10

10 -
Expansion tank
With filler capTesting pressure relief valve in filler cap
Page 19
-33

11 -
Intake manifold
Pa
ge 4 of 38 Coolin
g system com
ponents, removin
g and installin
g
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.GE06.19.1

19-13

Removing

Engine in vehicle.
Lock carrier must be in service position
Page 13
-1 .

- Drain coolant Page 19
-4 .

- Remove ribbed belt and tensioner for ribbed belt
Page 13
-18
.

- Secure pulley for viscous fan with pin punch -1- and unfasten using
Allen key -2-.
- Remove viscous fan from mounting.

- Remove engine cover -arrows-.
Pa
ge 16 of 38 Coolin
g system com
ponents, removin
g and installin
g
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.GE06.19.1

19-17

- Install ribbed belt and tensioner for ribbed belt
Page 13
-20
.

- Install viscous fan Page 13
-21
.

- Install lock carrier Page 13
-1 .

- Top up coolant Page 19
-7 .

Tightening torque

Component

Nm
Coolant pump to cylinder block 15
Center section of toothed belt guard to
cylinder block
10
1)
Hose clamps for coolant hoses 2

1) Install with locking fluid D 000 600 A2
Pa
ge 20 of 38 Coolin
g system com
ponents, removin
g and installin
g
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.GE06.19.1

19-21

- Install viscous fan Page 13
-21
.

- Install ribbed belt and tensioner for ribbed belt
Page 13
-20
.

- After connecting battery, enter anti-theft code for
radio.

Radio operating instructions
- Close windows fully using power window
switches.

- 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.

- Top up coolant Page 19
-7 .
Pa
ge 24 of 38 Coolin
g system com
ponents, removin
g and installin
g
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.GE06.19.1

19-22

Tightening torques

Component

Nm
Connection to cylinder block 15
Support for intake manifold
to intake manifold 20
to bracket 20
Generator at bracket
M8 23
M10 46
Hose clamps for air duct hoses
3.5

Check coolant thermostat

- Heat thermostat in water bath.

Starts to
open
Fully open
Opening
travel
approx. 87 C
approx. 102 C
1)
at least 8 mm

1) cannot be tested
Pa
ge 25 of 38 Coolin
g system com
ponents, removin
g and installin
g
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.GE06.19.1

19-25

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

Note:
Always replace seals and gaskets.

- Before installing, clean and smooth down
sealing surface for O-ring.

Tightening torques - Moisten new O-ring -1- with G 012 A8 D coolant and slide onto coolant
line -2-.
- Push coolant line into opening in cylinder block.
- Top up coolant Page 19
-7 .
Component

Nm
Coolant line to oil filter bracket 20
Hose clamps for coolant hoses
2
Hose clamps for air duct hoses
3.5
Pa
ge 28 of 38 Coolin
g system com
ponents, removin
g and installin
g
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.GE06.19.1

19-27


WARNING!
Hot steam can escape when opening the cap on the expansion tank:
Cover cap with a cloth and open carefully. - Disconnect cooling lines for power steering hydraulic fluid -arrows-.
- Open cover of coolant expansion tank
- Place drip tray VAG 1306 below engine.

- Turn drain screw -arrow- on radiator counter-clockwise. If necessary,
install a drain hose on connection.
Pa
ge 30 of 38 Coolin
g system com
ponents, removin
g and installin
g
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.GE06.19.1