AUTOMOTIVE ELECTRICIANS

AUDI A6 2008 – Infotainment data bus (Most-Ring) . Wiring diagrams, Pin Connector, Location

Wiring Diagram AUDI A6 2008 - MMI basic - not for USA



Wiring Diagram  AUDI A6 2008 - MMI basic - not for USA
J523Front information display and operating unit control unit
J525Digital sound package control unit
J533Data bus diagnostic interface
RRadio
R36Telephone transmitter and receiver unit
R41CD changer
R89CD player
R118Media player in position 1
R119Media player in position 2
R146Satellite radio
R147Digital radio
*in glove box
**models with CD changer
#models with preparation for mobile telephone
##models with satellite radio
###models with digital radio
fibre optic conductor
♦♦equipment that is not present is bridged

Wiring Diagram AUDI A6 2008 - MMI basic plus - not for USA



J401Navigation system with CD drive control unit
J523Front information display and operating unit control unit
J525Digital sound package control unit
J533Data bus diagnostic interface
RRadio
R36Telephone transmitter and receiver unit
R41CD changer
R89CD player
R118Media player in position 1
R119Media player in position 2
R146Satellite radio
R147Digital radio
*on left in luggage compartment
**models with navigation system
***models with preparation for mobile telephone
#models with satellite radio
##models with digital radio
###models with CD changer
fibre optic conductor
♦♦equipment that is not present is bridged

Wiring Diagram AUDI A6 2008 - MMI



J523Front information display and operating unit control unit
J533Data bus diagnostic interface
R41CD changer
R118Media player in position 1
R119Media player in position 2
R129Video recorder and DVD player
R153MiniDisc player
*models with CD changer
**models with MiniDisc player
***models with video recorder and DVD player
fibre optic conductor
♦♦equipment that is not present is bridged

Wiring Diagram AUDI A6 2008 - MMI



J401Navigation system with CD drive control unit
J525Digital sound package control unit
RRadio
R36Telephone transmitter and receiver unit
R78TV tuner
R146Satellite radio
R147Digital radio
*models with telephone or preparation for mobile telephone
**models with TV tuner
***models with navigation system
#models with satellite radio
##models with digital radio
###models with BOSE 6000 soundsystem
fibre optic conductor
♦♦equipment that is not present is bridged


AUDI A6 2008 Overview of control units

Overview of control units
   
q   Connector assignment
q   Connector assignment -J197-
q   Connector assignment -J431-
q   Connector assignment -J502-
q   Connector assignment -J520-
q   Connector assignment -J723-

   
3 - 
Control units on right in luggage compartment
q   Components: -J345-, -J446-, -J540-, -R86-
q   Location
q   Connector assignment -J345-
q   Connector assignment -J446-
q   Connector assignment -J540-
q   Connector assignment
Control units on left in luggage compartment
q   Components: -J525-, -R78-, -J401-, -R-, -R12-, -J507-
q   Location

   
Seat and steering column adjustment control unit with memory -J136-, front passenger seat adjustment with memory control unit -J521-
q   Location
q   Connector assignment
q   Connector assignment
q   Connector assignment
q   Connector assignment -J519-

   

   
Garage door operation control unit -J530-    
Connector assignment.
Garage door operation control unit -J530-
Connector:
   
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A -  4-pin connector

   
Engine control unit -J623-    
Control units behind the glove box
   
Connector assignment.
Adaptive suspension control unit -J197-
Connector:
   
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A -  9-pin connector, grey -T9-
B -  18-pin connector, grey -T18-
C -  15-pin connector, purple -T15a-
D -  12-pin connector, green -T12k-
E -  6-pin connector, blue -T6m-

   
Connector assignment.
Headlight range control, control unit -J431-
Connector:
   
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A -  26-pin connector, black -T26-

   
Connector assignment.
Tyre pressure monitor control unit -J502-
Connector:
   
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A -  32-pin connector, white -T32e-

   
Connector assignment.
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A -  Onboard supply control unit 2 -J520-
Connector:
B -  40-pin connector, black -T40-

   
Connector assignment.
Aerial reader unit for keyless entry system -J723-
Connector:
   
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A -  20-pin connector, red -T20-

   
Airbag control unit -J234-    
Connector assignment.
Airbag control unit -J234-
Connector:
   
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A -  75-pin connector, grey -T75- (USA: white)

   
Control units on right in luggage compartment    
Connector assignment.
Trailer detector control unit -J345-
Connector:
   
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A -  16-pin connector, black -T16f-
B -  12-pin connector, red -T12n-
C -  12-pin connector, blue -T12o-

   
Connector assignment.
Parking aid control unit -J446-
Connector:
   
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A -  16-pin connector, brown -T16a-
B -  12-pin connector, brown -T12d-
C -  12-pin connector, black -T12e-

   
Connector assignment.
Electric park and handbrake control unit -J540-
Connector:
   
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A -  30-pin connector, black -T30-

   
Convenience system central control unit -J393-    
Energy management control unit -J644-
   
Connector assignment.
Energy management control unit -J644-
Connector:
   
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A -  14-pin connector

   
Radio controlled clock receiver -J489-    
Seat and steering column adjustment control unit with memory -J136-, front passenger seat adjustment with memory control unit -J521-
   
Connector assignment.
Seat and steering column adjustment control unit with memory -J136-, front passenger seat adjustment with memory control unit -J521-
Connector:
   
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A -  32-pin connector -T32a- or -T32b-
B -  12-pin connector -T12l- or -T12m-

   
Entry and start authorisation control unit -J518-    
Connector assignment.
Entry and start authorisation control unit -J518-
Connector:
   
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A -  20-pin connector, black -T20h-
B -  3-pin connector, black -T3q-

   
Behind driver storage compartment control units    
Connector assignment.
Onboard power supply control unit -J519-
Connector:
   
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A -  10-pin connector, black -T10-
B -  12-pin connector, black -T12-
C -  32-pin connector, white -T32c-

   
Wiper motor control unit -J400-    

AUDI A6 2008 Drives in glove box

Location:
1 -  Media player in position 1 -R118-
 -  MMI basic:
 -  Front information display and operating unit control unit -J523- includes
 -  Radio -R-
 -  Digital sound package control unit -J525-
 -  CD player -R89-
 -  MMI basic plus:
 -  Front information display and operating unit control unit -J523- includes
 -  Radio -R-
 -  CD player -R89-
 -  Navigation system with CD drive control unit -J401- (basic plus navigation system)
 -  MMI:
 -  CD changer -R41-
2 -  Media player in position 2 -R119-
 -  CD changer -R41-
 -  MiniDisc player -R153-
  Note:
In right-hand drive, item 1 is located on right, item 2 on left.
 
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Control units on left in luggage compartment    
A -  32-pin connector, grey -T32-

   

AUDI A6 2008 Driver door control unit -J386-, front passenger side door control unit -J387-, rear left door control unit -J388-, rear right door control unit -J389-

A -  6-pin connector, black -T6t-, -T6u-, -T6v-, -T6w-
B -  20-pin connector, black -T20i-, -T20k-, -T20l-, -T20m-
C -  16-pin connector, black -T16g-, -T16h-, -T16i-, -T16k-
D -  32-pin connector, white -T32g-, -T32h-

   
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