BMW 3 series G20/G21 (2018-2023) blu/red Wiring diagrams

BLK/BRN 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 MICROPHONE 2 + NCA WIRE REAR POWER DISTRIBUTION BOX REAR WINDOW ANTENNA RED WIRE RED/GRN WIRE SDARS ANTENNA W/ TELEMATICS W/O TELEMATICS WHT WIRE WHT/BRN WIRE WHT/RED WIRE

BLK/BRN WIRE BLK/GRN WIRE BLK/RED WIRE BLK/WHT WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/RED WIRE BRN WIRE COMPUTER DATA LINES SYSTEM FUSE 218 GRN WIRE GRY/BRN WIRE GRY/RED WIRE HOT W/ LEFT FRONT BASS SPEAKER LEFT FRONT MID-RANGE SPEAKER LEFT REAR MID-RANGE SPEAKER MICROPHONE (W/O TELEMATICS) NCA WIRE REAR POWER DISTRIBUTION BOX RED WIRE RED/WHT WIRE RELAY ENERGIZED VIO/YEL WIRE W/ TELEMATICS W/O TELEMATICS WHT WIRE WHT/BLK WIRE WHT/BRN WIRE WHT/RED WIRE

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

AIR CONDITIONING BLK WIRE BLU WIRE BLU/RED WIRE BRN WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER SEAT MODULE DRIVER THIGH SUPPORT HEATING DRIVER'S SEAT BACKREST HEATING DRIVER'S SEAT SURFACE HEATING FRONT PASSENGER SEAT MODULE FRONT PASSENGER SEAT OCCUPANCY DETECTION EVALUATION ELECTRONICS FRONT PASSENGER SEAT OCCUPANCY DETECTION SEAT CUSHION HEATER/SENSOR FRONT PASSENGER THIGH SUPPORT HEATING FRONT PASSENGER'S SEAT BACKREST HEATING FUSE 55 FUSE 56 GRN WIRE GRN/VIO WIRE GRY WIRE NCA WIRE RED WIRE RED/WHT WIRE RED/YEL WIRE RELAY ENERGIZED RIGHT FRONT POWER DISTRIBUTION BOX VIO WIRE W/ EXTENDABLE THIGH SUPPORT W/O EXTENDABLE THIGH SUPPORT WHT WIRE YEL WIRE

AIR CONDITIONING BLK WIRE BLU WIRE BLU/RED WIRE BODY DOMAIN CONTROLLER BRN WIRE BRN/GRN WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER THIGH SUPPORT HEATING DRIVER'S SEAT BACKREST HEATING DRIVER'S SEAT HEATING ELECTRONICS DRIVER'S SEAT SURFACE HEATING FRONT PASSENGER SEAT HEATING ELECTRONICS FRONT PASSENGER SEAT OCCUPANCY DETECTION EVALUATION ELECTRONICS FRONT PASSENGER SEAT OCCUPANCY DETECTION SEAT CUSHION HEATER/SENSOR FRONT PASSENGER THIGH SUPPORT HEATING FRONT PASSENGER'S SEAT BACKREST HEATING FUSE 48 FUSE 52 GRN WIRE GRN/VIO WIRE GRY WIRE NCA WIRE REAR DRIVER'S SIDE SEAT HEATING MODULE REAR PASSENGER'S SIDE SEAT HEATING MODULE RED WIRE RED/GRN WIRE RED/WHT WIRE RELAY ENERGIZED RIGHT FRONT POWER DISTRIBUTION BOX VIO WIRE W/ EXTENDABLE THIGH SUPPORT W/O EXTENDABLE THIGH SUPPORT WHT WIRE YEL WIRE

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 WIRE BLU WIRE BLU/BRN WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE COMPUTER DATA LINES SYSTEM COOLANT LEVEL SENSOR FUEL LEVEL SENSOR FUEL LEVEL SENSOR 2 FUSE 34 FUSE 39 FUSE 73 GRN WIRE HEAD-UP DISPLAY HOT AT ALL TIMES INSTRUMENT PANEL NCA WIRE ORG/ WIRE OUTSIDE TEMPERATURE SENSOR RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RELAY ENERGIZED RIGHT FRONT POWER DISTRIBUTION BOX SOUND SYSTEMS WHT WIRE WHT/BRN WIRE WHT/RED WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/WHT WIRE

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

ACOUSTIC PEDESTRIAN PROTECTION SPEAKER ACOUSTIC PEDESTRIAN PROTECTION SPEAKER 2 BLK/BRN WIRE BLK/GRN WIRE BLK/RED WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE FRONT CENTER MID-RANGE SPEAKER FRONT CENTER TWEETER FUSE 220 GRN/GRY WIRE GRN/RED WIRE GRY WIRE GRY/BRN WIRE GRY/RED WIRE HOT W/ LEFT FRONT BASS SPEAKER LEFT REAR MID-RANGE SPEAKER LEFT REAR TWEETER NCA WIRE REAR POWER DISTRIBUTION BOX RECEIVER AUDIO MODULE RED WIRE RED/BLU WIRE RELAY ENERGIZED RIGHT FRONT BASS SPEAKER RIGHT FRONT MID-RANGE SPEAKER RIGHT FRONT TWEETER RIGHT REAR MID- RANGE SPEAKER 2 RIGHT REAR MID-RANGE SPEAKER RIGHT REAR TWEETER RIGHT REAR TWEETER 2 VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/BRN WIRE WHT/RED WIRE YEL/BRN WIRE YEL/RED WIRE

ACCELERATOR PEDAL MODULE BLK WIRE BLK/BLU WIRE BLK/GRY WIRE BLK/RED WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BODY DOMAIN CONTROLLER BRAKE LIGHT SWITCH BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/GRY WIRE COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM DIGITAL MOTOR ELECTRONICS ELECTRICAL EXHAUST FLAP EXHAUST GAS PRESSURE SENSOR GASOLINE PARTICULATE FILTER FUSE 203 FUSE 501 FUSE BOX GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT W/ LIN POWER DISTRIBUTION BOX PNK/BLU WIRE RADIATOR OUTLET TEMPERATURE SENSOR REAR POWER DISTRIBUTION BOX RED WIRE RED/VIO WIRE RELAY ENERGIZED RIGHT SIDE OF RADIATOR) STARTING/CHARGING SYSTEM VIO/WHT WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/WHT WIRE