BMW 3 series G20/G21 (2018-2023) Hifi radio circuit, w/ active sound design

BLK/BRN WIRE BLK/GRN WIRE BLK/RED WIRE BLK/WHT WIRE BLU/BRN WIRE BLU/RED WIRE BRN WIRE COMPUTER DATA LINES SYSTEM FUSE 212 GPS ANTENNA GRN WIRE GRY WIRE GRY/BRN WIRE GRY/RED WIRE HEAD UNIT HOT W/ TERMINAL LEFT FRONT BASS SPEAKER LEFT FRONT MID-RANGE SPEAKER LEFT FRONT TWEETER MICROPHONE (W/O TELEMATICS) MICROPHONE 2 + NCA WIRE REAR POWER DISTRIBUTION BOX REAR WINDOW ANTENNA RED WIRE RED/GRN WIRE SDARS ANTENNA VIO/YEL WIRE W/ TELEMATICS W/O TELEMATICS WHT WIRE WHT/BRN WIRE WHT/RED WIRE

BLK/BRN WIRE BLK/GRN WIRE BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CONTROLLER (I DRIVE) FUSE 215 GRN WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/RED WIRE GRY/VIO WIRE GRY/WHT WIRE GRY/YEL WIRE HOT W/ NCA WIRE REAR POWER DISTRIBUTION BOX RED/BLK WIRE RED/WHT WIRE RELAY ENERGIZED RIGHT FRONT BASS SPEAKER RIGHT FRONT MID-RANGE SPEAKER RIGHT FRONT TWEETER VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/RED WIRE WHT/VIO WIRE

BLK/BRN WIRE BLK/GRN WIRE BLK/RED WIRE BLK/VIO WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE FRONT CENTER MID-RANGE SPEAKER FRONT CENTER TWEETER FUSE 220 GRN WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/RED WIRE GRY/VIO WIRE GRY/WHT WIRE GRY/YEL WIRE HOT W/ LEFT REAR MID-RANGE SPEAKER LEFT REAR TWEETER NCA WIRE REAR POWER DISTRIBUTION BOX RED/BLU WIRE RED/WHT WIRE RELAY ENERGIZED RIGHT REAR MID-RANGE SPEAKER RIGHT REAR TWEETER VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/RED WIRE WHT/VIO WIRE

AUDIO CONTROL PANEL BLK WIRE BLK/YEL WIRE BLU WIRE BODY DOMAIN CONTROLLER BRN WIRE COMPUTER DATA LINES SYSTEM EMERGENCY LOUDSPEAKER FUSE 1 GPS ANTENNA GRN WIRE HOT W/ BI-STABLE RELAY ENERGIZED NCA WIRE ORG/ WIRE RED WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE ROOF ANTENNA (CENTER REAR OF ROOF) SDARS ANTENNA TELEMATIC COMMUNICATION BOX (CENTER REAR OF ROOF) TELEMATICS ANTENNA USB CHARGING SOCKET 3 USB PORT VIO WIRE W/ USB HUB W/O USB HUB WHT WIRE WHT/BLU WIRE YEL WIRE

BLK WIRE BLU WIRE BLUETOOTH ANTENNA BRN WIRE CD DRIVE CENTRAL INFORMATION DISPLAY FRONT CENTER VENTILATION GRILLE FUSE 214 FUSE 59 GRN WIRE HEAD UNIT HOT W/ HOT W/ TERMINAL MICROPHONE (W/ TELEMATICS) NCA WIRE ORG/ WIRE REAR POWER DISTRIBUTION BOX RED WIRE RED/BLU WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RELAY ENERGIZED RIGHT FRONT POWER DISTRIBUTION BOX USB CONNECTION VIO WIRE W/ USB HUB W/O USB HUB WHT WIRE WLAN ANTENNA YEL WIRE