BMW 4 series F32/F33 facelift (2017-2020) front power distribution box Wiring diagrams

AIR BAG SENS BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BRN/BLK WIRE BRN/WHT WIRE CENTER CONSOLE CONTROL PANEL COMPUTER DATA LINES SYSTEM DRV DYN CTRL SW SIG DTC BTN SIG DYNAMIC STABILITY CONTROL (DSC) ENGINE CONTROLS SYSTEM FLEX BUS SIG FLEXRAY BUS SIG FRONT ELECTRONIC MODULE FRONT POWER DISTRIBUTION BOX FUNCTION LIGHTING FUSE 25 GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/RED WIRE GRN/YEL WIRE GROUND GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/RED WIRE GRY/WHT WIRE HOT W/ TERMINAL INTEGRATED CHASSIS MANAGEMENT LEFT FRONT LEVEL SENSOR LEFT REAR LEVEL SENSOR LF LEVEL SENS SIG LF LEVEL SENS SPLY LR LEVEL SENS SIG LR LEVEL SENS SPLY PARK DISTANCE WARNING SIG PNK/BLK WIRE PNK/BLU WIRE POWER DISTRIBUTION SYSTEM RED/YEL WIRE S CAN H S CAN L SENS GROUND W/ OPTIONAL EXTRAS WAKE UP SIG WAKE UP SIG, TER 15 WHT WIRE YEL WIRE YEL/BLU WIRE

BLK WIRE BLK/GRN WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM CONVERTIBLE TOP MODULE COUPE, GRAN COUPE CONVERTIBLE W/ HIGH LIGHT PACKAGE W/ LOW LIGHT PACKAGE FRONT POWER DISTRIBUTION BOX FUSE 28 FUSE 53 FUSE 57 GLOVE COMPARTMENT LIGHT GLOVE COMPARTMENT LIGHT SWITCH GRN WIRE GRY WIRE GRY/BLK WIRE GRY/RED WIRE GRY/VIO WIRE GRY/YEL WIRE HOT AT ALL TIMES INSTRUMENT ILLUMINATION CIRCUIT INTERIOR INTERIOR LIGHT) INTERIOR LIGHTING LEFT FRONT VANITY MIRROR LIGHT LEFT FRONT VANITY MIRROR SWITCH LEFT READING LIGHT LIGHT LOCATOR LIGHTING LIGHTING BUTTON POWER DISTRIBUTION SYSTEM READING READING LIGHT REAR INTERIOR LIGHT REAR INTERIOR LIGHT (COUPE, GRAN COUPE) RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RELAY ENERGIZED RIGHT FRONT VANITY MIRROR LIGHT RIGHT FRONT VANITY MIRROR SWITCH RIGHT READING RIGHT READING LIGHT LOCATOR LIGHTING BUTTON ROOF FUNCTION CENTER (W/ HIGH LIGHT PACKAGE) ROOF FUNCTION CENTER (W/ LOW LIGHT PACKAGE) ROOF FUNCTION CENTER (W/O INTERIOR LIGHT PACKAGE) W/O INTERIOR LIGHT PACKAGE WHT WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/BLU WIRE

ACCELERATOR PEDAL MODULE ACTIVE CRUISE CONTROL BLK WIRE BLK/VIO WIRE BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BLU/WHT WIRE BRAKE LIGHT SWITCH BRN WIRE BRN/BLK WIRE BRN/GRN WIRE CLUTCH MODULE (M/T) COMPUTER DATA LINES SYSTEM CTRL SW DIGITAL MOTOR ELECTRONICS ELECTROMOTIVE THROTTLE ACTUATOR (ON THROTTLE BODY) ELECTRONIC STEERING WHEEL MODULE FRONT ELECTRONIC MODULE FRONT POWER DISTRIBUTION BOX FUSE 14 FUSE 21 FUSE 23 FUSE 45 GND (MTR) GND ACC GRY/GRN WIRE GRY/WHT WIRE HOT W/ HOT W/ VALVETRONIC RELAY ENERGIZED INSTRUMENT CLUSTER CONTROL UNIT INTEGRATED SUPPLY MODULE LEFT FOOTWELL) LEFT MULTI- FUNCTION STEERING WHEEL SWITCH BLOCK NCA WIRE PMW-BFI PT-CAN HI PT-CAN LO PWR SPLY RED WIRE RED/GRN WIRE RELAY ENERGIZED RIGHT MULTI-FUNCTION STEERING WHEEL SWITCH BLOCK SEATS SYSTEM SIG ACC SIG MTR SPLY SPLY ACC SPLY MTR STEERING COLUMN SWITCH CLUSTER SW SIG SW WIG VIO/YEL WIRE WHT WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE

ADJUSTMENT MOTOR BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/ORG WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER BACKREST LOCKING SWITCH DRIVER EASY ENTRY SWITCH DRIVER SEAT MODULE DRIVER'S SEAT ANGLE ADJUSTMENT DRIVE UNIT DRIVER'S SEAT BACKREST ANGLE ADJUSTMENT DRIVE DRIVER'S SEAT FORWARD/ BACKWARD ADJUSTMENT DRIVE UNIT DRIVER'S SEAT HEIGHT ADJUSTMENT DRIVE UNIT DRIVER'S SIDE SEAT ADJUSTMENT SWITCH BLOCK FRONT ELECTRONIC MODULE FRONT POWER DISTRIBUTION BOX FUSE 67 GRN WIRE GRN/BRN WIRE GRN/VIO WIRE GRY WIRE GRY/BLK WIRE GRY/RED WIRE GRY/WHT WIRE GRY/YEL WIRE K CAN H K CAN L LEFT FOOTWELL) MEMORY FUNCTION HALL SENSOR MOTOR ORG/ WIRE ORG/GRN WIRE RED WIRE RED/BLU WIRE RED/BRN WIRE RED/WHT WIRE RED/YEL WIRE RELAY ENERGIZED SEATS SYSTEM VIO/BRN WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/VIO WIRE WHT/YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/WHT WIRE

ADJUSTMENT DRIVE ALL ROUND VISION CAMERA (LEFT KICK PANEL) BLU WIRE BRN WIRE CHANGE COMPUTER DATA LINES SYSTEM DRIVER EXTERIOR MIRROR DRIVER'S DOOR SWITCH BLOCK ELECTROCHROMIC ELECTROCHROMIC MIRROR EXTERIOR MIRROR CAMERA FRONT ELECTRONIC MODULE FRONT PASSENGER EXTERIOR MIRROR FRONT POWER DISTRIBUTION BOX FUSE 22 GRN WIRE GRY WIRE K CAN H K CAN L LANE LANE CHANGE LED LEFT FOOTWELL) MIRROR MIRROR FOLD- IN DRIVE MIRROR HEATING NCA WIRE ORG/ WIRE RED WIRE RED/GRY WIRE RELAY ENERGIZED SENSORS SIDE REPEATER WARNING WARNING LED WHT WIRE WHT/BRN WIRE YEL WIRE

BLK/WHT WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/GRN WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM EARLY PRODUCTION FRONT ELECTRONIC MODULE FRONT PASSENGER EASY ENTRY SWITCH FRONT PASSENGER SEAT ANGLE ADJUSTMENT DRIVE FRONT PASSENGER SEAT BACKREST ANGLE ADJUSTMENT DRIVE FRONT PASSENGER SEAT FORWARD/ BACK ADJUSTMENT DRIVE FRONT PASSENGER SEAT HEIGHT ADJUSTMENT DRIVE FRONT PASSENGER SEAT MODULE FRONT PASSENGER SIDE SEAT ADJUSTMENT SWITCH BLOCK FRONT POWER DISTRIBUTION BOX FUSE 68 GRN WIRE GRN/BRN WIRE GRN/VIO WIRE GRY WIRE GRY/YEL WIRE HOT W/ K CAN H K CAN L LATE PRODUCTION MEMORY FUNCTION HALL SENSOR MOTOR ORG/GRN WIRE POWER DISTRIBUTION SYSTEM RED/BLU WIRE RED/BRN WIRE RED/WHT WIRE RED/YEL WIRE RELAY ENERGIZED SEATS SYSTEM SERVO MOTOR WHT/BLK WIRE WHT/VIO WIRE YEL/BLU WIRE YEL/WHT WIRE

ALTERNATOR BATTERY BLK WIRE BLOWER OUTPUT STAGE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CONTROLLER COUPE CONVERTIBLE DIGITAL MOTOR ELECTRONICS DRIVER SEAT MODULE DRIVER'S DOOR SWITCH BLOCK DRIVER'S SEAT HEATING ELECTRONICS DYNAMIC STABILITY CONTROL (DSC) EARLY PRODUCTION ELECTRIC FAN CUT OUT RELAY ELECTRO- MECHANICAL POWER STEERING ELECTRONIC TRANSMISSION CONTROL ENGINE COMPARTMENT POWER DISTRIBUTION BOX FRONT ELECTRIC AUXILIARY HEATER FRONT ELECTRONIC MODULE FRONT PASSENGER EXTERIOR MIRROR FRONT PASSENGER SEAT HEATING ELECTRONICS FRONT PASSENGER SEAT MODULE FRONT PASSENGER'S SIDE SEAT ADJUSTMENT SWITCH BLOCK FRONT POWER DISTRIBUTION BOX FUSE 20 FUSE 22 FUSE 23 FUSE 24 FUSE 25 FUSE 40 FUSE 400 FUSE 401 FUSE 402 FUSE 403 FUSE 404 FUSE 405 FUSE 50 FUSE 500 FUSE 501 FUSE 502 FUSE 503 FUSE 504 FUSE 506 FUSE 52 FUSE 53 FUSE 54 FUSE 57 FUSE 58 FUSE 59 FUSE 62 FUSE 64 FUSE 65 FUSE 66 FUSE 67 FUSE 68 FUSE 69 FUSE BOX GEAR SELECTOR SWITCH GLOVE COMPARTMENT LIGHT GRAN COUPE GRN WIRE GRY WIRE HARDTOP DRIVE RELAY 1 HARDTOP DRIVE RELAY 2 ID READER INSTRUMENT CLUSTER CONTROL UNIT INTEGRATED CHASSIS MANAGEMENT INTELLIGENT BATTERY SENSOR JUMP START TERMINAL POINT LATE PRODUCTION LEFT HEADLIGHT LEFT REVERSIBLE ELECTROMOTIVE ELECTRICALLY MOTORIZED REEL NCA WIRE NECK WARMER CONTROL ELECTRONICS RED WIRE RED/BLU WIRE ROOF FUNCTION CENTER SAFETY BATTERY TERMINAL GAS GENERATOR STARTER TO FRONT ELECTRONIC MODULE (DIAGRAM 4 OF 5) TO FUSE 27 (DIAGRAM 2 OF 5) TO INTEGRATED SUPPLY MODULE (DIAGRAM 2 OF 5) TO REAR ELECTRONIC MODULE (DIAGRAM 4 OF 5) TO REAR FUSE CARRIER (DIAGRAM 3 OF 5) TOUCH BOX TRANSFER TERMINAL POINT TWIN-CLUTCH GEAR BOX WHT WIRE YEL WIRE

ACTIVE CRUISE CONTROL AUC SENSOR BLK WIRE BLK/WHT WIRE BRN WIRE CAMERA-BASED DRIVER ASSISTANCE SYSTEMS CLUTCH MODULE COUPE COUPE, GRAN COUPE DME MAIN RELAY DRIVER LUMBAR SUPPORT VALVE BLOCK DRIVER SEAT BELT EXTENDER CONTROLLER DRIVER'S SEAT BACKREST WIDTH ADJUSTMENT SWITCH DRIVER'S SEAT BACKREST WIDTH ADJUSTMENT VALVE BLOCK DYNAMIC STABILITY CONTROL (DSC) ELECTRIC FAN CUT OUT RELAY ELECTRO- CHROMIC INTERIOR REAR-VIEW MIRROR ELECTRO- MECHANICAL POWER STEERING FROM FUSE 67 (DIAGRAM 1 OF 5) FROM FUSE BOX (DIAGRAM 1 OF 5) FRONT ELECTRONIC MODULE FRONT PASSENGER LUMBAR SUPPORT VALVE BLOCK FRONT PASSENGER SEAT BACKREST WIDTH ADJUSTMENT SWITCH FRONT PASSENGER SEAT BACKREST WIDTH ADJUSTMENT VALVE BLOCK FRONT PASSENGER SEAT BELT EXTENDER CONTROLLER FRONT POWER DISTRIBUTION BOX FUSE 21 FUSE 26 FUSE 27 FUSE 28 FUSE 29 FUSE 32 FUSE 33 FUSE 34 FUSE 42 FUSE 44 FUSE 45 FUSE 48 FUSE 55 FUSE 56 FUSE 63 GRN WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE HARDTOP OPERATING UNIT IGNITION, FUEL INJECTION RELAY INTEGRATED SUPPLY MODULE INTER- COOLER COOLANT PUMP LEFT FRONT VANITY MIRROR LIGHT LEFT REAR SEAT HEATING SWITCH LEFT REVERSIBLE ELECTROMOTIVE ELECTRICALLY MOTORIZED REEL M/T NECK WARMER CONTROL ELECTRONICS POWER SUPPLY SENSORS/ ACTUATORS RELAY RAIN/LIGHT/ SOLAR CONDENSATION SENSOR RED WIRE RED/BLU WIRE RED/WHT WIRE RIGHT FRONT VANITY MIRROR LIGHT RIGHT REAR SEAT HEATING SWITCH ROOF FUNCTION CENTER START-STOP BUTTON STEERING COLUMN SWITCH CLUSTER TRANSFER BOX VALVETRONIC RELAY VIO WIRE WATER INJECTION VALVE 1 WATER INJECTION VALVE 2 WATER INJECTION VALVE 3 WHT WIRE YEL WIRE

BLU/RED WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM FRONT POWER DISTRIBUTION BOX FUSE 116 FUSE 152 FUSE 32 FUSE 62 GROUND HOT AT ALL TIMES HOT W/ LEFT FOOTWELL) LEFT REVERSIBLE ELECTROMOTIVE ELECTRICALLY MOTORIZED REEL POWER DISTRIBUTION SYSTEM PT CAN H PT CAN L REAR FUSE CARRIER RED WIRE RED/BLK WIRE RED/BLU WIRE RED/BRN WIRE RED/WHT WIRE RELAY ENERGIZED RIGHT REVERSIBLE ELECTROMOTIVE ELECTRICALLY MOTORIZED REEL TERM 30 SPLY

BLK WIRE BLK/WHT WIRE BLU/BRN WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE COMPUTER DATA LINES SYSTEM FRONT ELECTRONIC MODULE FRONT POWER DISTRIBUTION BOX FUSE 28 FUSE 504 FUSE BOX GRN/BLK WIRE GRY WIRE GRY/VIO WIRE HEADLIGHT WASHER SYSTEM WASHER PUMP HOT AT ALL TIMES HOT W/ TERMINAL INSTRUMENT CLUSTER CONTROL UNIT LEFT WASHER NOZZLE HEATER LEVEL SENS LIN BUS SIG OUT SENS SIG OUT TEMP SIG OUTSIDE TEMPERATURE SENSOR PT CAN BUS RAIN/LIGHT/ SOLAR/CONDENSATION SENSOR REAR WASHER PUMP RED WIRE RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RESET CTRL SIG RIGHT WASHER NOZZLE HEATER TERM 30 SUPPLY VIO WIRE WASH-NOZZLE WASHER FLUID LEVEL SENSOR WASHER PUMP WIND WIPERS WINDSCREEN WASHER PUMP WINDSCREEN WIPER YEL/BLU WIRE