Audi A8 D3 facelift 2 (2007-2010) Most data bus circuit

DATA BUS ON BOARD DIAGNOSTIC INTERFACE (BEHIND GLOVE COMPT) DIGITAL SOUND SYSTEM CONTROL MODULE (LEFT SIDE OF LUGGAGE COMPT) FIBER OPTIC LWL IN FIBER OPTIC LWL OUT FRONT INFORMATION DISPLAY CONTROL HEAD CONTROL MODULE (BEHIND GLOVE COMPT) NAVIGATION W/ CD CONTROL MODULE (LEFT SIDE OF LUGGAGE COMPT) POSITION 1 MEDIA PLAYER POSITION 2 MEDIA PLAYER RADIO (LEFT SIDE OF LUGGAGE COMPT) SATELLITE RADIO (LEFT SIDE OF LUGGAGE COMPT)