Navigation circuit, w/o hifi radio & active sound design for BMW 3 series G20/G21 (2018-2023)

BLK/BRN WIRE BLK/GRN WIRE BLK/RED WIRE BLU/BRN WIRE BLU/GRY 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/ LEFT FRONT BASS SPEAKER LEFT FRONT MID-RANGE SPEAKER LEFT REAR MID-RANGE SPEAKER MICROPHONE (W/O TELEMATICS) MICROPHONE 2 + NCA WIRE REAR POWER DISTRIBUTION BOX REAR WINDOW ANTENNA RED WIRE RED/GRN WIRE RELAY ENERGIZED RIGHT FRONT BASS SPEAKER RIGHT FRONT MID-RANGE SPEAKER RIGHT REAR MID-RANGE SPEAKER SDARS ANTENNA VIO/YEL WIRE W/ TELEMATICS W/O TELEMATICS WHT WIRE WHT/BLK WIRE WHT/BRN WIRE WHT/RED WIRE

AUDIO CONTROL PANEL BLK WIRE BLK/YEL WIRE BLU WIRE BODY DOMAIN CONTROLLER BRN WIRE COMPUTER DATA LINES SYSTEM CONTROLLER (I DRIVE) EMERGENCY SPEAKER FUSE 1 FUSE 215 GPS ANTENNA GRN WIRE HOT W/ HOT W/ BI-STABLE RELAY ENERGIZED NCA WIRE ORG/ WIRE REAR POWER DISTRIBUTION BOX RED WIRE RED/BLK WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RELAY ENERGIZED ROOF ANTENNA 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