Audi A4 B9 facelift (2019-2024) Radio circuit, w/ amplifier

ANDROID OPERATING SYSTEM ANTENNA ANTENNA AMPLIFIER ANTENNA AMPLIFIER 2 BLK WIRE BLU WIRE BLU/GRN WIRE BRN WIRE COMPUTER DATA LINES SYSTEM FUSE 10 FUSE 14 FUSE 2 FUSE 5 FUSE 7 FUSE PANEL 4 FUSE PANEL B FUSE PANEL C GRN WIRE GRN/VIO WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ TERMINAL 15 POWER SUPPLY RELAY ENERGIZED INFORMATION ELECTRONICS CONTROL MODULE 1 MOST DATA BUS CIRCUIT NAVIGATION SYSTEM NCA WIRE ORG/ WIRE ORG/BRN WIRE PNK WIRE RADIO ANTENNA 2 REAR VIEW CAMERA CIRCUIT RED WIRE RED/BLK WIRE RED/WHT WIRE RED/YEL WIRE RELAY & FUSE CARRIER 1 SOUND SYSTEMS USB USB CHARGING SOCKET 2 USB CONNECTION 1 USB DISTRIBUTOR VEHICLE ELECTRICAL SYSTEM CONTROL MODULE VIO WIRE VIO/RED WIRE

BLK WIRE BLU WIRE BOTTOM COUPLING POINT ON RIGHT A-PILLAR BRN WIRE BRN/BLU WIRE CENTER SPEAKER COMPUTER DATA LINES SYSTEM DRIVER VOLUME CONTROL GRN/BRN WIRE GRY/YEL WIRE INFORMATION ELECTRONICS CONTROL MODULE 1 NCA WIRE ORG/BRN WIRE RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT DOOR COUPLING POINT RIGHT FRONT MIDRANGE SPEAKER RIGHT FRONT TREBLE SPEAKER ROOF ANTENNA SATELLITE TUNER ANTENNA W/ SATELLITE RADIO WHT/BRN WIRE

BLK WIRE BLU WIRE BOTTOM COUPLING POINT ON LEFT A-PILLAR BRN WIRE BRN/BLU WIRE BRN/GRN WIRE CENTER SPEAKER 2 COMPUTER DATA LINES SYSTEM DIGITAL SOUND SYSTEM FUSE FRONT INFORMATION DISPLAY CONTROL HEAD FRONT ROOF MODULE GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE HOT AT ALL TIMES INFORMATION ELECTRONICS CONTROL MODULE 1 INTERIOR MICROPHONE MICROPHONE UNIT IN FRONT ROOF MODULE LEFT EFFECTS SPEAKER LEFT FRONT DOOR COUPLING POINT LEFT FRONT MIDRANGE SPEAKER LEFT FRONT MIDRANGE SPEAKER 2 LEFT FRONT TREBLE SPEAKER MOST DATA BUS CIRCUIT N/A NAVIGATION SYSTEM (EMERGENCY CALL CIRCUIT) ORG/ WIRE ORG/BRN WIRE RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RELAY & FUSE CARRIER 2 RIGHT EFFECTS SPEAKER RIGHT FRONT MIDRANGE SPEAKER 2 SOUND SYSTEMS VIO/BLU WIRE VIO/GRY WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE

BLK WIRE BLU WIRE BLU/GRN WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DIGITAL SOUND SYSTEM CONTROL MODULE (LEFT REAR OF LUGGAGE COMPT) GRN WIRE GRN/BLK WIRE LEFT FRONT BASS SPEAKER LEFT FRONT DOOR COUPLING POINT LEFT FRONT TREBLE SPEAKER 2 LEFT REAR BASS SPEAKER LEFT REAR DOOR COUPLING POINT LEFT REAR TREBLE SPEAKER PNK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT BASS SPEAKER RIGHT FRONT DOOR COUPLING POINT RIGHT FRONT TREBLE SPEAKER +2 RIGHT REAR BASS SPEAKER RIGHT REAR DOOR COUPLING POINT RIGHT REAR TREBLE SPEAKER SEDAN SUBWOOFER WAGON YEL WIRE YEL/GRN WIRE