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Service
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 Department. Technical Information
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Service |
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Contents |
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1 |
General notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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Parts overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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Sequence of operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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3.1 |
Preparations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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3.2 |
Assembly overview of the electrical connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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3.3 |
Mounting the control unit — connecting to the on-board supply . . . . . . . . . . . . . . . . . . . . . . . . |
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3.4 |
Assembly overview of the 4-cylinder TDI exhaust system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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3.5 |
Assembling the exhaust system: 4-cylinder TDI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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3.6 |
Assembly overview of the 6-cylinder TDI exhaust system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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3.7 |
Assembling the exhaust system: 6-cylinder TDI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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3.8 |
Final tasks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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All rights reserved.
No reproduction without prior agreement from publisher.
Copyright © 2012 Audi AG, Ingolstadt |
Printed in Germany |
Installation instructions - Audi A4/A5 (B8 series) 2008
Edition 11/2012
1General 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 vehicles.
Audi AG shall not accept responsibility in the event of failure to comply with these assembly instructions.
1 General notes |
1 |
Installation instructions - Audi A4/A5 (B8 series) 2008
Edition 11/2012
2Parts 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 |
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8T0.071.905 |
Actuator, left |
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8T0.071.905.A |
Actuator, right |
2 |
8T0.071.910 |
Adjustable trim panel, chrome black |
6 |
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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 |
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Installation instructions |
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–Check the parts to ensure they can be installed in the respective 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 |
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1 |
8K0.253.409.E |
Middle silencer, complete |
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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 |
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4-cylinder TDI engines require the diffuser for the dual exhaust system Electronic parts catalogue.
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2 Parts overview |
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Installation instructions - Audi A4/A5 (B8 series) 2008
Edition 11/2012
3Sequence of operations
3.1Preparations
–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.
3 Sequence of operations |
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Installation instructions - Audi A4/A5 (B8 series) 2008 Edition 11/2012
3.2Assembly overview of the electrical connection
1 - Electrical connection
— CAN bus
2 - Retrofit wiring harness — route for lefthand drive vehicles
3 - Retrofit wiring harness — 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
q9 Nm
3.3Mounting 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.
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3 Sequence of operations |
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