Page 73 of 82
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Amplifier -R12- for rear loudspeakers
(Avant), removing and installing
Removing
- Open cover in side trim on right rear side of
luggage compartment.
Installing - Disconnect electrical connection -1-.
- Unscrew connections -arrows- and remove amplifier -2-.
- Install in reverse order of removal.
Audi A4 Sedan 2002-2004, Audi A4 Avant 2002-2004, Audi A4 Cabriolet 2003-2004 - Communication
Page 74 of 82
Downloaded from www.Manualslib.com manuals search engine 91-65
Amplifier -R12- BOSE power amplifier
(Sedan), removing and installing
Removing
- Remove right luggage compartment trim.
Repair Manual, Body Interior, Repair Group
70
Installing - Disconnect electrical connection -2-.
- Unscrew connections and remove amplifier -1-.
- Install in reverse order of removal.
- Tighten screwed connections on amplifier to 3.5 Nm.
Audi A4 Sedan 2002-2004, Audi A4 Avant 2002-2004, Audi A4 Cabriolet 2003-2004 - Communication
Page 75 of 82
Downloaded from www.Manualslib.com manuals search engine 91-66
Amplifier -R12- BOSE power amplifier
(Avant), removing and installing
Removing
- Open cover in side trim on right side of luggage
compartment.
Installing - Disconnect electrical connection -1-.
- Unscrew bolts -arrows- and remove amplifier -2-.
- Install in reverse order of removal.
Audi A4 Sedan 2002-2004, Audi A4 Avant 2002-2004, Audi A4 Cabriolet 2003-2004 - Communication
Page 76 of 82
Downloaded from www.Manualslib.com manuals search engine 91-67
Antenna Selection Control Module -
J515- (Sedan), removing and installing
Removing
- Remove rear headliner trim.
Repair Manual, Body Interior, Repair Group
70
Note:
Illustration shows antenna selection control module on vehicle without
radio remote control for auxiliary heater.
Installing - Disconnect Ground (GND) lead -1-.
- Release clasps -arrows- and remove control module -3-.
- Disconnect electrical connections -2-.
- Install in reverse order of removal.
- Reconnect the electrical connections according to the color-coding on
the control module for antenna selection.
Audi A4 Sedan 2002-2004, Audi A4 Avant 2002-2004, Audi A4 Cabriolet 2003-2004 - Communication
Page 77 of 82
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Left Antenna Module -R108- (Avant),
removing and installing
- Remove side trim on left-hand luggage
compartment storage.
Repair Manual, Body Interior, Repair Group
70
- Disconnect electrical connections.
Installing - Remove bolts -arrows- and remove control module -1-.
- Install in reverse order of removal.
- Tighten connections on control module to 2 Nm.
Audi A4 Sedan 2002-2004, Audi A4 Avant 2002-2004, Audi A4 Cabriolet 2003-2004 - Communication
Page 78 of 82
Downloaded from www.Manualslib.com manuals search engine 91-69
Satellite Tuner Antenna -R172- (Sedan),
removing and installing
Removing
- Remove rear headliner trim
Repair Manual, Body Interior, Repair Group
70
- Remove left and right D-pillar trim
Repair Manual, Body Interior, Repair Group
70
- Remove rear interior lamps
Repair Manual, Electrical Equipment, Repair
Group 96
- Partially pull down rear headliner enough to
access connections.
- Disconnect electrical connections at D-pillars.
- Loosen antenna cables up to antenna.Audi A4 Sedan 2002-2004, Audi A4 Avant 2002-2004, Audi A4 Cabriolet 2003-2004 - Communication
Page 79 of 82
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Installing - Remove nut -arrow- (7 Nm).
- Remove antenna upwards from roof.
- Install in reverse order of removal.
Audi A4 Sedan 2002-2004, Audi A4 Avant 2002-2004, Audi A4 Cabriolet 2003-2004 - Communication
Page 80 of 82
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Satellite Tuner Antenna -R172- (Avant),
removing and installing
Cables for roof antennas are routed differently.
GPS antenna and Satellite tuner antenna cables
are routed to modules located on sub
compartment in left rear luggage compartment.
The Telematic antenna is connected at the right
D-pillar.
Removing
- Remove rear headliner trim
Repair Manual, Body Interior, Repair Group
70
- Remove left and right D-pillar trim
Repair Manual, Body Interior, Repair Group
70
- Remove luggage compartment lights
Repair Manual, Electrical Equipment, Repair
Group 96
- Remove left luggage compartment trimAudi A4 Sedan 2002-2004, Audi A4 Avant 2002-2004, Audi A4 Cabriolet 2003-2004 - Communication
