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

AIR CONDITIONING SYSTEM ANTI-THEFT, TRUNK, TAILGATE, FUEL DOORS SYSTEMS BLK WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/RED WIRE BLU/VIO WIRE BODY DOMAIN CONTROLLER (RIGHT KICK PANEL) BRN WIRE BRN/BLK WIRE COMPUTER DATA LINES SYSTEM DOOR LOCKS, ANTI-THEFT SYSTEMS ELECTRONIC SUSPENSION SYSTEM ENGINE CONTROLS SYSTEM ENGINE CONTROLS, STARTING/CHARGING SYSTEMS FUSE 26 FUSE 39 GRN WIRE GRN/BLU WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/RED WIRE GRY/WHT WIRE GRY/YEL WIRE HEADLIGHTS SYSTEM HEADLIGHTS, EXTERIOR LIGHTS SYSTEMS HEADLIGHTS, WIPER/WASHER SYSTEM HORNS SYSTEM HOT AT ALL TIMES INSTRUMENT CLUSTER SYSTEM POWER DISTRIBUTION SYSTEM RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT POWER DISTRIBUTION BOX SOUND SYSTEMS STARTING/CHARGING SYSTEM VIO WIRE VIO/GRN WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRY WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/RED WIRE YEL/WHT WIRE

ANTI-LOCK BRAKES SYSTEM ANTI-THEFT SYSTEM BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/RED WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/GRY WIRE BODY DOMAIN CONTROLLER (RIGHT KICK PANEL) BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM DOOR LOCKS SYSTEM DOOR LOCKS, ANTI-THEFT SYSTEMS FUSE 504 FUSE BOX GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/RED WIRE GRY/VIO WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER SYSTEM ORG/ WIRE POWER WINDOWS, DOOR LOCKS, ANTI-THEFT, TRUNK, TAILGATE, FUEL DOORS SYSTEMS POWER WINDOWS, INTERIOR LIGHTS SYSTEM RED WIRE SEATS SYSTEM STARTING/CHARGING, ANTI-THEFT SYSTEMS TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO WIRE VIO/BLU WIRE VIO/GRN WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRY WIRE WHT/RED WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE YEL/WHT WIRE

AIR CONDITIONING SYSTEM ANTI-LOCK BRAKES SYSTEM ANTI-THEFT SYSTEM BLK WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE BODY DOMAIN CONTROLLER (RIGHT KICK PANEL) BRN WIRE BRN/BLK WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM ENGINE CONTROLS, STARTING/CHARGING SYSTEMS EXTERIOR LIGHTS, HORNS SYSTEMS GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/GRN WIRE GRY/RED WIRE GRY/VIO WIRE GRY/YEL WIRE HEADLIGHTS, INTERIOR LIGHTS SYSTEMS HORNS SYSTEM INSTRUMENT CLUSTER SYSTEM INTERIOR LIGHTS MIRRORS SYSTEM NAVIGATION SYSTEM NCA WIRE ORG/ WIRE PNK/BLU WIRE POWER WINDOWS SYSTEM POWER WINDOWS, DOOR LOCKS, ANTI-THEFT SYSTEMS RED WIRE RED/BRN WIRE RED/GRN WIRE RED/YEL WIRE SOUND SYSTEMS SYSTEM TRANSMISSIONS SYSTEM VIO WIRE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/RED WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/WHT WIRE

BLK WIRE BLK/ORG WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DRIVER'S DOOR SEAT SWITCH CLUSTER DRIVER'S SEAT BACKREST ANGLE ADJUSTMENT DRIVE DRIVER'S SEAT HEADREST HEIGHT ADJUSTMENT DRIVE DRIVER'S SEAT HEIGHT ADJUSTMENT DRIVE UNIT DRIVER'S SIDE SEAT ADJUSTMENT SWITCH BLOCK DRIVERS SEAT MODULE (UNDER DRIVER SEAT) FUSE 67 GRN WIRE GRN/BLU WIRE GRN/RED WIRE HOT W/ TERMINAL MEMORY FUNCTION HALL SENSOR RED WIRE RED/GRN WIRE RIGHT FRONT POWER DISTRIBUTION BOX SEATS SYSTEM SERVO MOTOR VIO WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/WHT WIRE

BLK WIRE BLU WIRE BLU/GRN WIRE BLU/YEL WIRE BODY DOMAIN CONTROLLER BODY DOMAIN CONTROLLER (RIGHT KICK PANEL) BRN WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM FUSE 2 FUSE 29 FUSE 39 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRY WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ BI-STABLE RELAY ENERGIZED LEFT FRONT RIDE HEIGHT SENSOR LEFT FRONT VALVE COIL LEFT FRONT VERTICAL-ACCELERATION SENSOR LEFT REAR RIDE HEIGHT SENSOR LEFT REAR VALVE COIL ORG/ WIRE ORG/GRN WIRE PNK/BLK WIRE PNK/BLU WIRE REBOUND STAGE REBOUND STAGE RIGHT REAR VALVE COIL RED WIRE RED/GRN WIRE RIGHT FRONT POWER DISTRIBUTION BOX RIGHT FRONT VALVE COIL RIGHT FRONT VERTICAL-ACCELERATION SENSOR VERTICAL DYNAMICS PLATFORM (LEFT KICK PANEL) VIO WIRE VIO/BLU WIRE W/ VERTICAL DYNAMICS PLATFORM W/O VERTICAL DYNAMICS PLATFORM WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRY WIRE YEL WIRE

BODY DOMAIN CONTROLLER BRN WIRE DRIVER VEHICLE EXTERIOR MIRROR DRIVER'S DOOR SWITCH BLOCK FRONT PASSENGER EXTERIOR MIRROR FUSE 67 FUSE 68 HOT W/ MIRROR HEATING RED WIRE RED/GRN WIRE RED/GRY WIRE RELAY ENERGIZED RIGHT FRONT POWER DISTRIBUTION BOX VIO WIRE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/YEL WIRE YEL WIRE

ADJUSTMENT DRIVE AUXILIARY TURN SIGNAL LAMP BLK WIRE BLK/WHT WIRE BLU WIRE BODY DOMAIN CONTROLLER BRN WIRE COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM DRIVER VEHICLE EXTERIOR MIRROR DRIVER'S DOOR SWITCH BLOCK EXTERIOR MIRROR CAMERA FRONT PASSENGER VEHICLE EXTERIOR MIRROR FUSE 67 GRN WIRE GRY WIRE HOT W/ MIRROR HEATING NAVIGATION SYSTEM RED WIRE RED/GRN WIRE RELAY ENERGIZED RIGHT FRONT POWER DISTRIBUTION BOX TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO WIRE WHT WIRE WHT/BRN WIRE YEL WIRE YEL/BRN WIRE

BLK WIRE BLU WIRE BRN WIRE BRN/GRN WIRE BRN/ORG WIRE BRN/RED WIRE FRONT PASSENGER BACKREST LOCK SWITCH FRONT PASSENGER SEAT BACKREST ANGLE ADJUSTMENT DRIVE FRONT PASSENGER SEAT HEADREST HEIGHT ADJUSTMENT DRIVE FRONT PASSENGER SEAT HEIGHT ADJUSTMENT DRIVE FRONT PASSENGER SEAT MODULE GRN WIRE GRN/BLU WIRE GRN/RED WIRE HALL EFFECT SENSOR MEMORY FUNCTION HALL SENSOR PASSENGER SIDE SEAT ADJUSTMENT SWITCH BLOCK RED WIRE SEATS SYSTEM SERVO MOTOR VIO WIRE W/O ACTIVE SEAT VENTILATION WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/WHT WIRE

ALTERNATOR AUXILIARY BATTERY (RIGHT SIDE OF ENGINE COMPT) BATTERY BATTERY ELECTRONICS BLK WIRE BLU/YEL WIRE BRN (OR BLK) WIRE BRN WIRE CAPACITOR BOX COMPUTER DATA LINES SYSTEM CRASH SAFETY MODULE DIGITAL MOTOR ELECTRONICS DME MAIN RELAY DYNAMIC STABILITY CONTROL (DSC) ELECTRIC FAN CUT-OFF RELAY ELECTROMECHANICAL POWER STEERING ENGINE COMPARTMENT POWER DISTRIBUTION BOX FROM REAR POWER DISTRIBUTION BOX (DIAGRAM 5 OF 8) FROM RIGHT FRONT POWER DISTRIBUTION BOX (DIAGRAM 3 OF 8) FROM SAFETY BATTERY TERMINAL GAS GENERATOR (DIAGRAM 1 OF 8) FRONT ELECTRIC AUXILIARY HEATER FUSE 400 FUSE 401 FUSE 402 FUSE 404 FUSE 406 GRY WIRE IGNITION, FUEL INJECTION RELAY INTEGRATED SUPPLY MODULE (LEFT SIDE OF ENGINE COMPT) INTELLIGENT BATTERY SENSOR JUMP START TERMINAL NCA WIRE ON BATTERY) POWER SUPPLY SENSORS/ ACTUATORS RELAY RED WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE SAFETY BATTERY TERMINAL GAS GENERATOR STARTER MOTOR TO AUXILIARY BATTERY (DIAGRAM 1 OF 8) TO FUSE BOX (DIAGRAM 2 OF 8) TRANSFER TERMINAL POINT VALVETRONIC RELAY VIO WIRE YEL WIRE

BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE DRIVER SEAT POSITION SENSOR DYNAMIC STABILITY CONTROL (DSC) FRONT PASSENGER AIR BAG GAS GENERATORS FRONT PASSENGER BELT FORCE LIMITER GAS GENERATOR FRONT PASSENGER RETRACTOR TENSIONER FRONT PASSENGER SEAT POSITION SENSOR GRN WIRE GRN/BLU WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE LEFT REAR RETRACTOR TENSIONER LEFT REAR SEAT OCCUPANCY DETECTION ORG/ WIRE ORG/YEL WIRE PNK/BLK WIRE REAR CENTER SEAT OCCUPANCY DETECTION RIGHT REAR RETRACTOR TENSIONER VIO WIRE VIO/GRN WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE