2002 AUDI A4 engine

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4 -
Satellite Tuner Antenna -R-172-
On roofAlso for Telematics and NavigationRemoving and installing Page 91
-69
5 -
Amplifier -R12- (for rear loudspeakers or
BOSE power amplifier only with
"BOSE sound system")
In right rear luggage compartment behind
side trim Removing and installing amplifier for rear
loudspeakers Page 91
-64

Removing and installing BOSE power
amplifier Page 91
-66

6 -
Bass Loudspeaker -R100-
Under rear parcel shelfRemoving and installing Page 91
-61
Audi A4 Sedan 2002-2004, Audi A4 Avant 2002-2004, Audi A4 Cabriolet 2003-2004 - Communication

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7 -
Antenna Selection Control Module -J515-
Under rear headliner trimRemoving and installing Page 91
-67
8 -
Satellite Radio -R-146-
In left rear luggage compartment behind
side trim Removing and installing Page 91
-52
9 -
Rear Bass Speakers -R-15- &-R17-
In lower rear door trimRemoving and installing Page 91
-57
10 -
Rear Midrange Speakers -R-34- & -R35-
In upper rear door trimRemoving and installing Page 91
-58
Audi A4 Sedan 2002-2004, Audi A4 Avant 2002-2004, Audi A4 Cabriolet 2003-2004 - Communication

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11 -
Front Bass Speakers -R-21- &-R23-
In lower front door trimRemoving and installing Page 91
-54
12 -
Front Midrange Speakers -R-26- & -R27-
In upper front door trimRemoving and installing Page 91
-55
Audi A4 Sedan 2002-2004, Audi A4 Avant 2002-2004, Audi A4 Cabriolet 2003-2004 - Communication

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Radio systems with Satellite Digital Audio
Radio Service (SDARS) (Avant),
component overview

1 -
CD Changer Unit -R41-
OptionalIn glove compartmentRemoving and installing Page 91
-48
Check wiring Page 91
-50
2 -
Center Mid/High Range Loudspeaker -R-
158
In instrument panelRemoving and installing Page 91
-59
3 -
Radio -R-
In instrument panel, centerRadio "Concert II" Removing and installing
Page 91
-44

Radio "Symphony II" Removing and
installing Page 91
-46

Audi A4 Sedan 2002-2004, Audi A4 Avant 2002-2004, Audi A4 Cabriolet 2003-2004 - Communication

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4 -
Amplifier -R12- (for rear loudspeakers or
BOSE power amplifier only with
"BOSE sound system")
In right rear luggage compartment behind
side trim Removing and installing amplifier for rear
loudspeakers Page 91
-64

Removing and installing BOSE power
amplifier Page 91
-66

5 -
Right rear window antenna
With FM-antenna 3
6 -
Bass Loudspeaker -R-100- In right rear luggage compartment behind
side trim Removing and installing Page 91
-62
Audi A4 Sedan 2002-2004, Audi A4 Avant 2002-2004, Audi A4 Cabriolet 2003-2004 - Communication

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7 -
Satellite Tuner Antenna -R-172-
On roofAlso for Telematics and NavigationRemoving and installing Page 91
-70
8 -
Rear window antenna
With FM-antenna 2
9 -
Satellite Radio -R146- In left rear luggage compartment behind
side trim Removing and installing Page 91
-53
10 -
Left Antenna Module -R-108-
In left rear luggage compartment behind
side trim Removing and installing Page 91
-68
11 -
Left rear window antenna
With AM-antenna and FM-antenna 1
Audi A4 Sedan 2002-2004, Audi A4 Avant 2002-2004, Audi A4 Cabriolet 2003-2004 - Communication

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12 -
Rear Bass Speakers -R-15, -R-17
In lower rear door trimRemoving and installing Page 91
-57
13 -
Rear Midrange Speakers -R-34, -R-35
In upper rear door trimRemoving and installing Page 91
-58
14 -
Front Bass Speakers -R-21, -R-23
In lower front door trimRemoving and installing Page 91
-54
15 -
Front Midrange Speakers -R-26, -R-27
In upper front door trimRemoving and installing Page 91
-55
Audi A4 Sedan 2002-2004, Audi A4 Avant 2002-2004, Audi A4 Cabriolet 2003-2004 - Communication

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Radio systems, layout and terminal
assignments

"Concert II" and "Symphony II" radio system
(Sedan), layout
1 -
Rear window antennas
2 -
Antenna Selection Control Module -J515-
Under rear headliner trim
3 -
Front Bass Speakers In lower front door trim
4 -
Front Midrange Speakers In upper front door trim
5 -
Rear Bass Speakers In lower rear door trim
Audi A4 Sedan 2002-2004, Audi A4 Avant 2002-2004, Audi A4 Cabriolet 2003-2004 - Communication