oil AUDI A4 1998 B5 / 1.G AEB ATW Engines Exhaust System Components Workshop Manual

26-19

- Remove engine covers.

- Unbolt crankcase ventilation hose -1- at cylinder head cover and heat
shield.
- Unbolt both oil supply line bolts -2-.
- Remove heat shield -3-.
- Remove bolts -4-.
- Remove seal between turbocharger and exhaust manifold.
- Seal opening in turbocharger using clean cloth.

- Remove all nuts (arrows) from exhaust manifold.
- Remove washers and exhaust manifold.
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26-20

Installing
Installation is the reverse of removal, noting the
following:

- Install in sequential order as follows:


Exhaust manifold to cylinder head

Turbocharger to exhaust manifold

Turbocharger bracket to cylinder block

Tightening torques

Component
Tightening
torques
Turbocharger bracket to
turbocharger (bolt and washer
assembly M8) 40 Nm (30 ft
lb)
Turbocharger bracket to cylinder
block 45 Nm (33 ft
lb)
Turbocharger to exhaust
manifold 35 Nm (26 ft
lb)
Exhaust manifold to cylinder
head 25 Nm (18 ft
lb)
Oil supply line to cylinder head 20 Nm (15 ft
Pa
ge 25 of 35 Exhaust s
ystem com
ponents, removin
g and installin
g
11/18/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.GE02.26.1