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40 (16+12+12) pin QuadLock Fakra Head Unit / Car Stereo connector layout
40 (16+12+12) pin QuadLock Fakra Head Unit / Car Stereo connector
at the head unit
p/n 4F0910769F?

52 multi-pin connector

Pin
Number		 Description
A1 Wake Up to multimedia system operating unit
A4 Res HU to multimedia system operating unit
A5 Res BT to multimedia system operating unit
A8 Earth to display unit
A11 NF mute
A12 Terminal 31
A13 Voltage supply to display unit
A14 Open circuit diagnostic lead
A15 Terminal 30
A16 Voltage supply to multimedia system operating unit
Pin
Number		 Description
B1 Data to multimedia system operating unit
B3 Data (+) to display unit
B4 Data (-) to display unit
B5 Data from multimedia system operating unit
Pin
Number		 Description
C5 Data (-) from display unit
C7 Earth to multimedia system operating unit
C11 Data (+) from display unit

 

 

10 pin MMI Connector at Display

Pin
Number		 Function
1 Voltage Supply from Front Information Display Control Head Control Module
3 Ground from Front Information Display Control Head Control Module
6 Terminal 31 (GND)
7 Data (+) from Front Information Display Control Head Control Module
8 Data (-) from Front Information Display Control Head Control Module
9 Data (+) to Front Information Display Control Head Control Module
10 Data (-) to Front Information Display Control Head Control Module

8 pin Connector at MMI CD Changer

Pin
Number		 Function
1 Terminal 31 (GND)
2 Terminal 30 (BAT+)
4 Terminal 31 (MMI Basic only)
5 Ring-break Diagnostic Cable

16 pin Connector at Multimedia System Control

Pin
Number		 Function
6 Wake UP
7 Voltage Supply
8 Ground
13 Res HU
14 Res BT
15 IN
16 OUT

 

Also for ?:

Audi A6 4-deurs, sedan | 2004-2008
Audi A6 5-deurs, avant | 2005-2008
Audi A6 5-deurs, allroad | 2006-2008
Audi A6 S6 4-deurs, sedan | 2006-2008
Audi A6 S6 5-deurs, avant | 2006-2008
?

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Audi (2005-2012) A4, A5, A6 MMI basic plus Unit and misc connectors visual pinout:click to enlarge
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