Audi 2008 A4 Installation Instructions Manual
Installation instructions
Audi
A4/A5 (B8 series) 2008 ▶
Engine sound system
For scope of delivery 8T0.071.901*
Audi Genuine Accessories®
Edition 11/2012
Service
Service Department. Technical Information
Contents
1 General notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
2 Parts overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
3 Sequence of operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
3.1 Preparations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
3.2 Assembly overview of the electrical connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
3.3 Mounting the control unit — connecting to the on-board supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
3.4 Assembly overview of the 4-cylinder TDI exhaust system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
3.5 Assembling the exhaust system: 4-cylinder TDI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
3.6 Assembly overview of the 6-cylinder TDI exhaust system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3.7 Assembling the exhaust system: 6-cylinder TDI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3.8 Final tasks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Service
All rights reserved.
No reproduction without prior agreement from publisher.
Copyright © 2012 Audi AG, Ingolstadt
Printed in Germany
1 General notes
Please read and take note of these WARNING, Caution and
Note descriptions before carrying out maintenance or repair
work.
WARNING
Text with this symbol contains information concerning
your safety and indicates potential accident and injury
risks.
Caution
Text with this symbol indicates the risk of damage to your
vehicle.
Note
Text with this symbol contains additional information.
The pages that follow contain all of the information (subject
to technical changes) needed for installation of the sound
exhaust system.
Installation of the sound exhaust system can only be performed by a qualified workshop. Special tools, test equipment and vehicle-specific literature will be needed to perform the installation. Incorrect installation can result in personal injury
, damage to the vehicle or damage to other ve-
hicles.
Audi AG shall not accept responsibility in the event of failure to comply with these assembly instructions.
Installation instructions - Audi A4/A5 (B8 series) 2008 ▶
Edition 1
1/2012
1 General notes
1
2 Parts overview
The sound exhaust system can be retrofitted on both left
and right-hand drive vehicles.
Parts required:
Assembly set 8T0.071.901
Comprising:
Units Part number Description
1 8T0.071.905 Actuator, left
1 8T0.071.905.A Actuator, right
2 8T0.071.910 Adjustable trim panel, chrome black
6 Stainless steel pop rivet, 4 x 9.5 mm (V2A)
2 1K0.253.141.M Clamping sleeve
1 8T0.071.954 Wiring harness
1 8T0.071.953* Control unit
1 8T0.071.952 Control unit holder
1 8T0.071.956 Sound exhaust system dual nozzle
1 Installation instructions
– Check the parts to ensure they can be installed in the re-
spective vehicle!
You will also need the following for vehicles with 4-cylinder
TDI engines:
Assembly set 8T0.071.901.A
Comprising:
Units Part number Description
1 8K0.253.409.E Middle silencer, complete
1 8K0.253.144.F Mounting for middle silencer
2 N.903.484.11 Hexagon nut with washer
1 8K0.253.144.M Mounting for end silencer, right
1 1K0.253.141.M Clamping sleeve
1 N.903.484.11 Securing nut for end silencer, right
1 8F0.804.172 Heat shielding plate for Cabrio and Sportback
1 8K0 804 172 Heat shielding plate for other vehicles
4 N.907.965.02 Securing nuts for heat shielding plate
4-cylinder TDI engines require the diffuser for the dual exhaust system ⇒ Electronic parts catalogue.
Installation instructions - Audi A4/A5 (B8 series) 2008 ▶
Edition 11/2012
2
2 Parts overview
3 Sequence of operations
3.1 Preparations
– Disconnect the battery -A- ⇒
.
– Remove the right and left luggage compartment trim ⇒ Rep.
gr. 70.
– Remove the sill panel(s) from the right side of the vehicle ⇒
Rep. gr. 70.
– Remove the glove compartment ⇒ Rep. gr. 68.
– If installed, remove the control unit for the digital sound
package -J525- incl. holder ⇒ Rep. gr. 91.
Right-hand drive vehicles
– Remove the rear seat bench ⇒ Rep. gr
. 72.
– Remove the centre console ⇒ Rep. gr. 68.
– Remove the dash panel cover on the driver side ⇒ Rep. gr.
68.
Installation instructions - Audi A4/A5 (B8 series) 2008 ▶
Edition 1
1/2012
3 Sequence of operations
3
3.2 Assembly overview of the electrical connection
1 - Electrical connection
— CAN bus
2 - Retrofit wiring har-
ness — route for lefthand drive vehicles
3 - Retrofit wiring har-
ness — route for
right-hand drive vehicles
4 - Electrical connection
— earth
q 9 Nm
5 - Electrical connection
— power supply
6 - Electrical connection
— right sound activator
7 - Electrical connection
— left sound activator
8 - Control unit, sound
AGA
9 - Nut
q 9 Nm
3.3 Mounting the control unit — connecting
to the on-board supply
– Centre the control unit holder on the insulation matting and
mark the drill points -1-.
– Punch mark the drill points.
– Drill the holes using a 3.0 mm drill bit (angle drill, cordless
screwdriver). Make sure that the clearance to wires and the
vehicle body is sufficient.
Caution
Do not drill into any wires!
For reasons associated with corrosion protection, use a
vacuum to continually collect the drilling chips while drilling. Corrosion damage due to drilling chips is not covered
by the vehicle's warranty.
Installation instructions - Audi A4/A5 (B8 series) 2008 ▶
Edition 11/2012
4
3 Sequence of operations
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