Audi Q7 2007 Workshop Manual

Audi Q7 2007 !
6-cylinder TDI engine (3.0 ltr. 4-valve common rail), mechanics 01.2006
1 Servicing charge air system with turbocharger
197
6
1.4 Removing and installing intermediate
flange
Removing
– Remove starter catalytic converter ⇒ page 204.
– Remove turbocharger ⇒ page 195.
– Unscrew bolts -arrows- and detach intermediate flange
with connecting pipe for exhaust gas recirculation.
Installing
Installation is carried out in the reverse order; note the follow-
ing:
Renew seals and gaskets.
– Tighten bolts securing intermediate pipe to intermediate
flange as follows:
1. Tighten with torque wrench initially to 10 Nm.
2. Tighten with torque wrench to 30 Nm.
3. Turn 90° (
1
/
4
turn) further using a rigid wrench.
– Install turbocharger ⇒ page 195.
– Install starter catalytic converter ⇒ page 204.
Tightening torques
Component Nm
Turbocharger to: intermediate
flange
25
1)
engine 22
Oil return line to: turbocharger 9
cylinder block 9
Oil supply pipe to turbocharger 15
•
1)
Coat with high-temperature paste; refer to ⇒ Parts
catalogue.
Component Nm
EGR connect-
ing pipe to:
intermediate flange
9
1)
change-over flap for ex-
haust gas recirculation
cooler
25
Intermediate pipe to intermediate flange
30
1)2)3)
•
1)
Renew bolts.
•
2)
90° = one quarter turn.
•
3)
Coat with high-temperature paste; refer to ⇒ Parts
catalogue.
Note
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Audi Q7 2007 Specifications

General

Brand	Audi
Model	Q7 2007
Category	Automobile
Language	English