catalytic converter AUDI A4 1998 B5 / 1.G AWM Engine Charge Pressure System With Exhaust Turbocharger Workshop Manual

21-45


Turbocharger, removing and installing -
Overview

Part I
Parts Catalog 1 -
30 Nm
Only use original bolt
2 -
Gasket
Always replace
3 -
Catalytic converter
4 -
30 Nm Always replace
5 -
30 Nm
6 -
35 Nm
Pa
ge 2 of 22 Char
ge pressure s
ystem with exhaust turbochar
ger, servicin
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.GE06.21.3

21-56


Note:
The isolating element in the exhaust system must not be bent more than
10 or it may be damaged. - Loosen bolts -1- and -3- of oil feed line.
- Remove oil feed line -5- at exhaust turbocharger.- Remove catalytic converter from exhaust turbocharger -6-.
- Remove exhaust turbocharger from exhaust manifold -2-.
- Swivel exhaust turbocharger to side, loosen mounting angle and banjo
bolt of coolant feed line on exhaust turbocharger.
- Remove exhaust turbocharger.
Pa
ge 13 of 22 Char
ge pressure s
ystem with exhaust turbochar
ger, servicin
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.GE06.21.3

21-59

Component
Nm
Turbocharger bracket to cylinder block 25
Turbocharger bracket to turbocharger 30
Catalytic converter to exhaust
turbocharger 30
Oil return line to turbocharger 10
Oil supply line to turbocharger 23
Bracket for oil feed line to cylinder head 23
Heat shield to line for secondary air inlet
3.5
Hose clamps for coolant hoses 2
Hose clamps for air duct hoses 3.5
Pa
ge 18 of 22 Char
ge pressure s
ystem with exhaust turbochar
ger, servicin
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.GE06.21.3