AUDI A4 1998 B5 / 1.G Radio System Owner's Manual
Page 21 of 45
91-19
 
  
5 - 
CD changer 
In luggage compartment (lower-left)Removing and installing   page 91
-31
Checking cable   page 91
-34
6 - 
Mid-range/treble speaker 
In front door trim (top)Removing and installing   page 91
-28
7 - 
Bass speaker 
In front door trim (bottom)Removing and installing   page 91
-27
8 - 
Broad band speaker 
In rear door trim (only with BOSE sound 
system) Removing and installing   page 91
-30
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Page 22 of 45
91-20
 
  
9 - 
Speaker in parcel shelf 
Broad band speakerRemoving and installing   page 91
-29
Bass speaker (only with BOSE sound 
system) Removing and installing   page 91
-29
10 - 
Telephone speaker 
With standard radio equipment, speakers 
in front door trim are also used as 
telephone speakers For radios with BOSE sound system, 
telephone speaker is in front door trim on 
driver's side 
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Page 23 of 45
91-21
 
  
Radio system, overview (Avant)
 
1 - 
Radio 
In center consoleRemoving and installing   page 91
-23
2 - 
Bass speaker 
In front door trim (bottom)Removing and installing   page 91
-27
3 - 
Mid-range/treble speaker 
In front door trim (top)Removing and installing   page 91
-28
4 - 
Broad band speaker 
In rear door trimRemoving and installing   page 91
-30
5 - 
Antenna base 
With integrated amplifier
6 - 
Roof antenna With radio and telephone system, 
combination antenna is used Removing and installing   page 91
-40
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Page 24 of 45
91-22
 
  
7 - 
CD changer 
In luggage compartment (left-rear) under 
cargo area storage bin Removing and installing   page 91
-32
Checking cable between radio and CD 
changer  page 91
-34
 
8 - 
BOSE amplifier combined with bass 
speaker (subwoofer) only with "Concert 
with BOSE sound system" 
In cargo area (left-rear) under side trimRemoving and installing   page 91
-37
9 - 
Bass speaker (subwoofer) only with 
"Concert" radio 
In cargo area (left-rear) under side trimRemoving and installing   page 91
-37
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Page 25 of 45
91-23
      
Radio, removing and installing (Concert)
 
     
CAUTION! 
     
Obtain the anti-theft radio code before 
disconnecting the radio. 
     
Special tools and equipment  
      T10057 radio removal tool  
     
Removing  
    
-  Insert T10057 radio removal tool into front panel of radio as shown.
 
Top L: upper left 
 Top R: upper right 
-  Remove radio out of instrument panel together with T10057.
-  Disconnect harness connectors and antenna wire.
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Page 26 of 45
91-24
      
Installing  
     
-  Remove T10057 radio removal tool before 
installing radio. 
     
-  Connect harness connectors and antenna 
wire. 
     
-  Carefully slide radio into instrument panel until 
radio is fully engaged in frame. 
     
-  Enter anti-theft radio code and check operation 
 radio owners manual. 
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Page 27 of 45
91-25
      
Radio, removing and installing 
(Symphony)
 
     
CAUTION! 
     
Obtain the anti-theft radio code before 
disconnecting the radio. 
    
Required special tools and equipment  
T10057 radio removal tool
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Page 28 of 45
91-26
      
Removing  
      Perform the following work sequence:  
    
Remove radio release tools:  -  Insert T10057 radio removal tools into release slots (arrows) as shown 
until they engage. 
 
Top L - top and bottom left
 Top R - top and bottom right
-  Pull radio out of instrument panel using grip rings on release tool.
-  Unlock and disconnect harness connectors
    
Installing   -  Press locking latch arrow- and remove radio release tools toward front.
-  Connect harness connectors to radio.
-  Slide radio evenly into instrument panel, until it engages in assembly 
frame. 
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Page 29 of 45
91-27
      
Speakers, removing and installing
 
     
Removing and installing bass speakers in 
front door trim  
     
Removing  
     
Remove front door trim. 
     
       Repair Manual, Body Interior, Repair Group 
70
 .  
     
Carefully loosen insulation in area of bass 
speaker on back side of door trim. 
    
Installing   -  Disconnect harness connector -2- from speaker.
-  Remove screws -1- on speaker and remove speaker from door trim.
-  Install in reverse order of removal.
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Page 30 of 45
91-28
      
Removing and installing mid-range/treble 
speakers in front door trim  
     
Removing  
     
Remove front door trim.
     
       Repair Manual, Body Interior, Repair Group 
70
 .  
     
-  Carefully loosen insulation in area of treble 
speaker on back side of door trim. 
    
Installing   -  Using screwdriver, disconnect clip -1-.
-  Remove speaker -2- from door trim.
-  Install in reverse order of removal.
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