BMW 3 series G20/G21 (2018-2023) air conditioning Wiring diagrams

AIR CONDITIONING AIR DISTRIBUTION MICROSWITCH AUXILIARY WATER PUMP BASIC BLK WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BODY DOMAIN CONTROLLER BRN WIRE BRN/BLK WIRE COMPUTER DATA LINES SYSTEM ENGINE COMPARTMENT POWER DISTRIBUTION BOX FRONT ELECTRIC AUXILIARY HEATER FUSE 3 FUSE 402 GRN WIRE GRY/RED WIRE HOT AT ALL TIMES HOT W/ BI-STABLE RELAY ENERGIZED NCA WIRE RED WIRE RED/BLU WIRE RED/GRN WIRE REFRIGERANT PRESSURE SENSOR RIGHT FRONT VENTILATION GRILLE VIO WIRE VIO/GRN WIRE WHT WIRE WHT/BRN WIRE WHT/GRN WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE

AIR CONDITIONING BLK WIRE BLK/WHT WIRE BODY DOMAIN CONTROLLER BRN/BLK WIRE CAN BUS TERMINAL RESISTOR 6 (RIGHT KICK PANEL) CENTER CONSOLE CONTROL CENTER CONTACT FREE TAILGATE OPENING EVALUATION ELECTRONICS DRIVER VEHICLE EXTERIOR MIRROR ELECTRICAL STEERING COLUMN ADJUSTMENT ELECTRONIC TRANSMISSION CONTROL FRONT PASSENGER VEHICLE EXTERIOR MIRROR GEAR SELECTOR SWITCH GRN WIRE GRN/BLU WIRE GRN/RED WIRE GRN/WHT WIRE INSTRUMENT PANEL PNK/BLU WIRE REGULATED DIFFERENTIAL LOCK SCR CONTROL UNIT VIO WIRE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE YEL/WHT WIRE

ACCENT LIGHT AIR CONDITIONING BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BLU/VIO WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CORNERING LIGHT DRIVER ASSISTANCE SYSTEM OPERATING FACILITY, HAZARD WARNING SWITCH FRONT CENTER VENTILATION GRILLE GRN/BLU WIRE GRN/GRY WIRE GRY/VIO WIRE GRY/YEL WIRE INNER PARKING LIGHTS/ DAYTIME RUNNING LIGHTS LED MODULE LEFT "C" PILLAR) LEFT FRONTAL LIGHT ELECTRONICS LEFT HEADLIGHT ORG/ WIRE OUTER SIDE LIGHTS/ DAYTIME RUNNING LIGHTS RED/GRN WIRE SIDE MARKER LIGHT TURN INDICATOR YEL WIRE YEL/BLU WIRE YEL/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

AIR CONDITIONING BLK WIRE BLU WIRE BODY DOMAIN CONTROLLER (RIGHT KICK PANEL) BRN WIRE BRN/BLK WIRE BRN/YEL WIRE CENTER STACK LIGHTING CENTER STACK STORAGE COMPARTMENT LIGHTING SWITCH COMPUTER DATA LINES SYSTEM DRIVER'S DOOR CENTRAL LOCKING BUTTON DRIVER'S DOOR POWER WINDOW DRIVE W/ CONTROL ELECTRONICS DRIVER'S SIDE REAR POWER WINDOW DRIVE W/ CONTROL ELECTRONIC FRONT PASSENGER DOOR CENTRAL LOCKING BUTTON FRONT PASSENGER DOOR POWER WINDOW DRIVE W/ CONTROL ELECTRONICS FRONT PASSENGER DOOR POWER WINDOW SWITCH FRONT POWER DISTRIBUTION BOX FUSE 1 FUSE 20 FUSE 21 FUSE 22 FUSE 23 FUSE 504 FUSE BOX GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT W/ HOT W/ BI-STABLE RELAY ENERGIZED LEFT FRONT VENTILATION GRILLE LIGHT OPERATING UNIT NCA WIRE PASSENGER'S SIDE REAR POWER WINDOW DRIVE W/ CONTROL ELECTRONICS REAR AIR VENT GRILLE REAR DRIVER'S SIDE POWER WINDOW SWITCH REAR PASSENGER SIDE POWER WINDOW SWITCH RED WIRE RED/BLU WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE REFUELING BUTTON RELAY ENERGIZED RIGHT FRONT VENTILATION GRILLE ROOF FUNCTION CENTER USB CHARGING SOCKET 2 USB CHARGING SOCKET 3 VEHICLE INTERIOR TAILGATE BUTTON WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/RED WIRE WHT/VIO WIRE YEL/BLK WIRE

AIR CONDITIONING AUDIO CONTROL PANEL BI-STABLE RELAY BLOWER MOTOR W/ OUTPUT STAGE BODY DOMAIN CONTROLLER CONTACT FREE TAILGATE OPENING EVALUATION ELECTRONICS DIAGNOSTIC SOCKET DRIVER'S DOOR POWER WINDOW DRIVE W/ CONTROL ELECTRONICS DRIVER'S SIDE REAR POWER WINDOW DRIVE W/ CONTROL ELECTRONICS DYNAMIC STABILITY CONTROL (DSC) FROM FUSE 29 (DIAGRAM 3 OF 8) FROM SAFETY BATTERY TERMINAL GAS GENERATOR (DIAGRAM 1 OF 8) FRONT PASSENGER DOOR POWER WINDOW DRIVE W/ CONTROL ELECTRONICS FUSE 1 FUSE 2 FUSE 20 FUSE 21 FUSE 22 FUSE 23 FUSE 24 FUSE 25 FUSE 26 FUSE 28 FUSE 3 FUSE 36 FUSE 39 FUSE 4 FUSE 40 FUSE 5 FUSE 501 FUSE 502 FUSE 504 FUSE 53 FUSE BOX GRN/BLU WIRE GRN/YEL WIRE HEAD UNIT HKFM LEFT REVERSIBLE ELECTROMOTIVE AUTOMATIC REEL LIGHT OPERATING UNIT LOCKING RELAY PASSENGER OUTSIDE DOOR HANDLE ELECTRONICS PASSENGER'S SIDE REAR POWER WINDOW DRIVE W/ CONTROL ELECTRONICS RAIN/LIGHT/ SOLAR CONDENSATION SENSOR REAR DRIVER'S SIDE OUTSIDE DOOR HANDLE ELECTRONICS REAR PASSENGER SIDE OUTSIDE DOOR HANDLE ELECTRONICS RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE ROOF FUNCTION CENTER STEERING COLUMN SWITCH CLUSTER TELEMATIC COMMUNICATION BOX TO BODY DOMAIN CONTROLLER (DIAGRAM 8 OF 8) TO REAR POWER DISTRIBUTION BOX (DIAGRAM 6 OF 8) TO RIGHT FRONT POWER DISTRIBUTION BOX (DIAGRAM 3 OF 8) TRAILER BRAKE SYSTEM PLUG CONNECTION UNLOCKING RELAY VERTICAL DYNAMICS PLATFORM

AIR CONDITIONING BODY DOMAIN CONTROLLER FRONT CENTER VENTILATION GRILLE FUSE 232 FUSE 501 FUSE BOX GRY/RED WIRE HEATED REAR WINDOW BAND ELIMINATION CIRCUIT 2 HOT AT ALL TIMES LEFT "C" PILLAR) LIN POWER DISTRIBUTION BOX NCA WIRE REAR POWER DISTRIBUTION BOX REAR WINDOW DEFOGGER REAR WINDOW HEATING BUTTON REAR WINDOW HEATING RELAY RED WIRE WHT WIRE YEL WIRE

AIR CONDITIONING BLK WIRE BODY DOMAIN CONTROLLER BRN WIRE COMPUTER DATA LINES SYSTEM DRIVER'S SEAT HEATING ELECTRONICS FRONT PASSENGER SEAT HEATING ELECTRONICS FUSE 269 GRN/VIO WIRE GRY WIRE HOT W/ REAR DRIVER'S SIDE BACKREST HEATING REAR DRIVER'S SIDE SEAT CUSHION HEATING REAR DRIVER'S SIDE SEAT HEATING MODULE REAR PASSENGER'S SIDE BACKREST HEATING REAR PASSENGER'S SIDE SEAT CUSHION HEATER REAR PASSENGER'S SIDE SEAT HEATING MODULE REAR POWER DISTRIBUTION BOX RED/YEL WIRE RELAY ENERGIZED VIO WIRE WHT WIRE YEL WIRE