Car Wiring Diagrams for Radio circuit, w/o amplifier for Audi A4 B9 facelift (2019-2024)

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

BLK WIRE BLU WIRE BLU/WHT WIRE BOTTOM COUPLING POINT ON LEFT A-PILLAR BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/VIO WIRE CENTER SPEAKER COMPUTER DATA LINES SYSTEM FRONT INFORMATION DISPLAY CONTROL HEAD GRN WIRE GRN/BLK WIRE GRY WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/RED WIRE INFORMATION ELECTRONICS CONTROL MODULE 1 LEFT FRONT BASS SPEAKER LEFT FRONT DOOR COUPLING POINT LEFT FRONT TREBLE SPEAKER LEFT REAR BASS SPEAKER LEFT REAR DOOR COUPLING POINT LEFT REAR TREBLE SPEAKER MOST DATA BUS CIRCUIT NAVIGATION SYSTEM (EMERGENCY CALL CIRCUIT) ORG/ WIRE ORG/BRN WIRE RED WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE SOUND SYSTEMS SUBWOOFER VIO/GRY WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE