2002 AUDI A4 Radio System General Information

Downloaded from www.Manualslib.com manuals search engine 91-49

- Pull CD changer out of installation slot.

- Disconnect electrical connection.

- Pull out release tool from CD changer - to do
this, press in locking tabs on CD changer.

Installing

- Reconnect electrical connection.

- Slide CD changer into installation slot until it
engages.

- After installation, it is essential that the wiring is
checked Page 91
-50
.
Audi A4 Sedan 2002-2004, Audi A4 Avant 2002-2004, Audi A4 Cabriolet 2003-2004 - Communication

Downloaded from www.Manualslib.com manuals search engine 91-50

Checking wiring between radio and CD
changer

- Switch off radio.

"Concert II" radio:

- Press CD button on radio and switch radio on at
the same time.

"Symphony II" radio:

- Press button "4" on radio and switch radio on at
the same time, keeping the ON button pressed
in.

All models:

1. Wiring OK
Indicated on radio display:
"CONNECT" Audi A4 Sedan 2002-2004, Audi A4 Avant 2002-2004, Audi A4 Cabriolet 2003-2004 - Communication

Downloaded from www.Manualslib.com manuals search engine 91-51

2. Wiring not OK
Indicated on radio display:
"NO CDC"

- Check electrical connections at CD changer.

- Repeat wiring test and, if the wiring is not OK,
use wiring diagrams to check wiring.
Electrical Wiring Diagrams Audi A4 Sedan 2002-2004, Audi A4 Avant 2002-2004, Audi A4 Cabriolet 2003-2004 - Communication

Downloaded from www.Manualslib.com manuals search engine 91-52

Satellite Radio -R146-, removing and
installing (Sedan)


Removing

- Remove sub compartment in luggage
compartment, left
Repair Manual, Body Interior, Repair Group
70


Satellite radio -1- slides/locks into adapter plate -2- mounted to rear of sub
compartment -3-.
Adapter plate does not need to be removed.
Installing - Disconnect electrical connections at satellite radio.
- Depress both locking catches on adapter plate -2- in direction of -
arrows-.
- Slide out and remove satellite radio -1- from adapter plate -2-.
- Install in reverse order of removal.
Audi A4 Sedan 2002-2004, Audi A4 Avant 2002-2004, Audi A4 Cabriolet 2003-2004 - Communication

Downloaded from www.Manualslib.com manuals search engine 91-53

Satellite Radio -R146-, removing and
installing (Avant)


Removing

- Remove sub compartment in luggage
compartment, left
Repair Manual, Body Interior, Repair Group
70


Satellite radio -1- slides/locks into adapter plate -2- mounted to rear of sub
compartment -3-.
Adapter plate does not need to be removed.
Installing - Disconnect electrical connections at satellite radio.
- Depress both locking catches on adapter plate -2- in direction of -
arrows-.
- Slide out and remove satellite radio -1- from adapter plate -2-.
- Install in reverse order of removal.
Audi A4 Sedan 2002-2004, Audi A4 Avant 2002-2004, Audi A4 Cabriolet 2003-2004 - Communication

Downloaded from www.Manualslib.com manuals search engine 91-54

Loudspeakers in doors, removing and
installing


Front Midrange Speakers -R26- & -R27-,
removing and installing Page 91
-55


Rear Bass Speakers -R15- & -R17-, removing
and installing Page 91
-57


Rear Midrange Speakers -R34 & -R35-,
removing and installing Page 91
-58


Front Bass Speakers -R21 & -R23-, removing
and installing

Removing

- Remove front door trim.
Repair Manual, Body Interior, Repair Group
70


Installing - Disconnect electrical connections -2- and -3-.
- Remove bolts -4- on loudspeaker -5- and remove loudspeaker.
1 - Expanding nut
Audi A4 Sedan 2002-2004, Audi A4 Avant 2002-2004, Audi A4 Cabriolet 2003-2004 - Communication

Downloaded from www.Manualslib.com manuals search engine - Install in reverse order of removal.
- Hook retaining lugs on loudspeaker into installation opening.
- Tighten bolts on loudspeaker to 2 Nm.
Audi A4 Sedan 2002-2004, Audi A4 Avant 2002-2004, Audi A4 Cabriolet 2003-2004 - Communication

Downloaded from www.Manualslib.com manuals search engine 91-55

Front Midrange Speakers -R26- & -R27-,
removing and installing

Special tools and workshop equipment
required

Removing
Hook 3370 for front end

- Pull loudspeaker cover -1- at the top of the door trim upward and off
using special tool 3370 (arrow).
Audi A4 Sedan 2002-2004, Audi A4 Avant 2002-2004, Audi A4 Cabriolet 2003-2004 - Communication