BMW 4 series F32/F33 facelift (2017-2020) bus sig Wiring diagrams

BLU WIRE BLU/BLK WIRE BLU/RED WIRE BRAKE FLUID LEVEL SWITCH BRAKE LIGHT SWITCH BRK BRK SIG BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE BUS SIG BUTTON SIG CENTER CONSOLE OPERATING UNIT COMPUTER DATA LINES SYSTEM DYNAMIC STABILITY CONTROL (DSC) ENGINE COMPARTMENT POWER DISTRIBUTION BOX FLEX FLEX BUS SIG FRONT ELECTRONIC MODULE FRONT POWER DISTRIBUTION BOX FUSE 29 FUSE 404 FUSE 58 GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/RED WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/RED WIRE HOT AT ALL TIMES HOT W/ INTEGRATED CHASSIS MANAGEMENT LEFT FOOTWELL) LEFT FRONT BRAKE PAD WEAR SENSOR LEFT FRONT WHEEL SPEED SENSOR LEFT REAR WHEEL SPEED SENSOR NCA WIRE PARKING AID PARKING BRAKE SWITCH PNK/BLK WIRE PNK/BLU WIRE POWER DISTRIBUTION SYSTEM RED/BLU WIRE RED/VIO WIRE RED/YEL WIRE RELAY ENERGIZED RIGHT FRONT WHEEL SPEED SENSOR RIGHT REAR BRAKE PAD WEAR SENSOR RIGHT REAR WHEEL SPEED SENSOR SIG SP SIG SPD SIG SPD SIG BRK SIG STEERING COLUMN SWITCH CLUSTER SW SIG TERMINAL 30 WAKE UP SIG WARNING SIG YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE

BLK WIRE BLU/GRY WIRE BOOT LID CONTACT SIG BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/RED WIRE BRN/YEL WIRE BUS SIG CENTRAL LOCKING BUTTON HAZARD WARNING SWITCH OPERATING UNIT CENTRAL LOCKING DRIVE ACT COMPUTER DATA LINES SYSTEM COUPE EXTERIOR BOOT LID BUTTON EXTERIOR BOOT LID BUTTON SIG FUSE 500 FUSE BOX GRY/BRN WIRE GRY/GRN WIRE GRY/YEL WIRE HOT AT ALL TIMES HOTEL POSITION SWITCH LEFT LUGGAGE COMPARTMENT LOCK LID BUTTON LID CONTACT LOCK DRV REAR ELECTRONIC MODULE REAR OF LUGGAGE COMPT) RED WIRE RED/GRY WIRE RIGHT LUGGAGE COMPARTMENT LOCK TAILGATE CENTRAL LOCKING DRIVE ENGINE TERM 30 SPLY YEL/BRN WIRE YEL/RED WIRE

AC LINE AUDIO CONTROL PANEL BASE PLATE BLK WIRE BLK/BRN WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BRN/YEL WIRE BUS SIG BUS SIG DIAG BUS SIG PNK WIRE DATA LINE ELECTROCHROMIC INTERIOR REAR VIEW MIRROR ELECTRONIC DAMPER CONTROL FRONT ELECTRONIC MODULE FUSE 12 FUSE 504 FUSE BOX GRN WIRE GRN/BLU WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE GRY/VIO WIRE HEATING, AIR CONDITIONING CONTROL PANEL SYSTEM HEATING/AIR CONDITIONING SYSTEM HOT AT ALL TIMES HOT W/ K CAN H K CAN L K-LIN 15 LANE CHANGE WARNING LIN BUS NCA WIRE ORG/ WIRE ORG/GRN WIRE PNK BUS SIG PNK WIRE PNK BUS SIG WIRE PNK WIRE PNK/BLK WIRE PNK/BLU WIRE PNK/RED WIRE PNK/WHT WIRE PT CAN H PT CAN L RAIN/LIGHT/ SOLAR CONDENSATION SENSOR RED WIRE RED/BLU WIRE RELAY ENERGIZED ROOF FUNCTION CENTER RWD SIG SPLY W/ NAVIGATION W/O NAVIGATION YEL WIRE YEL/BRN WIRE YEL/RED WIRE

2.0L TURBO 2.0L TURBO, 3.0L TURBO EXCEPT M4 3.0L TURBO M4 ACTIVE CRUISE CONTROL (BOTTOM CENTER OF FRONT BUMPER) BLK/BLU WIRE BLK/BRN WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BRN/YEL WIRE BUS SIG CAMERA-BASED DRIVER ASSISTANCE SYSTEMS CRASH SAFETY MODULE (LOWER LEFT CENTER OF DASH) DIAGNOSIS SOCKET TERMINATING RESISTOR DIGITAL MOTOR ELECTRONICS DYNAMIC STABILITY CONTROL (DSC) ELECTRIC FUEL PUMP CONTROL ELECTRONICS ELECTROMECHANICAL POWER STEERING ELECTRONIC TRANSMISSION CONTROL FUEL PUMP CONTROL (EKPS) (3.0L TURBO M4) (RIGHT REAR PASSENGER COMPT) GEAR SELECTOR SWITCH (A/T) GRN WIRE GRN/RED WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/WHT WIRE INTEGRATED CHASSIS MANAGEMENT (UNDER CENTER CONSOLE) LEFT FOOTWELL) LEFT REVERSIBLE ELECTROMOTIVE ELECTRICALLY MOTORIZED REEL M LIN ORG/ WIRE PNK WIRE PNK/BLK WIRE PNK/BLU WIRE PNK/RED WIRE PNK/WHT WIRE PT CAN H PT CAN L RED WIRE RED/BLU WIRE REGULATED REAR AXLE DIFFERENTIAL LOCK RIGHT REVERSIBLE ELECTROMOTIVE ELECTRICALLY MOTORIZED REEL S CAN H S CAN L TOP OF TRANSMISSION) TRANSFER BOX (IF EQUIPPED) (REAR OF TRANSFER CASE) TWIN-CLUTCH GEAR BOX WHT/BLU WIRE WHT/YEL WIRE YEL WIRE YEL/GRN WIRE

ACTIVATION AERIAL DIVERSITY CHANGE OVER SW SIG BEHIND LEFT QUARTERPANEL) BLK/BLU WIRE BLK/RED WIRE BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/WHT WIRE BLU/YEL WIRE BOTTOM LUGGAGE COMPARTMENT PARTITION HALL EFFECT SENSOR BRN WIRE BRN/BLK WIRE BRN/WHT WIRE BUS SIG COMPUTER DATA LINES SYSTEM CONVERTIBLE TOP MODULE COWL PANEL REACHED MICROSWITCH GND INTERIOR LIGHTING SW SIG GRN WIRE GRN/VIO WIRE GRN/WHT WIRE GROUND RH ACT AUTOMATIC SOFT-CLOSE DRV SPLY GRY WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/VIO WIRE GRY/YEL WIRE HALL SNS SIG HALL SNS SPLY HARDTOP LOADING POSITION MICROSWITCH HARDTOP OPERATING UNIT HYDRAULIC OIL TEMPERATURE SENSOR LED ACT LEFT AERIAL AMPLIFIER AM/FM LEFT ROOF PACKAGE STORED HALL EFFECT SENSOR LEFT-HAND INTERLOCKING RING BUCKLE CLOSED MICROSWITCH LH ACT AUTOMATIC SOFT-CLOSE DRV LOADING AID SWITCH (CENTER OF TRUNK LID) LOC LIGHTING NCA WIRE PWR SPLY RED WIRE RED/GRN WIRE RED/YEL WIRE RIGHT AERIAL AMPLIFIER FM SPLY SPLY TER 15 SW SIG SW SIG GND TEM SIG - TEMP SIG VALVE 1 VALVE 2 VALVE 3 VALVE 4 VALVE 5 VIO WIRE VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRY WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/GRY WIRE YEL/RED WIRE YEL/WHT WIRE

BLU WIRE BLU/YEL WIRE BRN WIRE BUS SIG COMPUTER DATA LINES SYSTEM DRIVER EXTERIOR MIRROR DRIVER'S DOOR SWITCH BLOCK FRONT ELECTRONIC MODULE (RIGHT KICK PANEL) FRONT PASSENGER EXTERIOR MIRROR FRONT POWER DISTRIBUTION BOX FUSE 22 FUSE 504 GRY WIRE HOT AT ALL TIMES FUSE BOX HOT W/ LEFT FOOTWELL) LIN BUS SIG MIRROR HEATING RED WIRE RED/GRY WIRE RED/YEL WIRE RELAY ENERGIZED SUPPLY WHT/BRN WIRE YEL WIRE

BLU WIRE BLU/YEL WIRE BRN WIRE BUS SIG COMPUTER DATA LINES SYSTEM DRIVER EXTERIOR MIRROR DRIVER'S DOOR SWITCH BLOCK FRONT ELECTRONIC MODULE FRONT PASSENGER EXTERIOR MIRROR FRONT POWER DISTRIBUTION BOX FUSE 22 FUSE 504 FUSE BOX GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT W/ TERMINAL LEFT FOOTWELL) LIN BUS SIG MIRR HEATER MIRROR HEATING RED WIRE RED/GRY WIRE SUPPLY

BLK WIRE BLU/GRY WIRE BOOT LID CONTACT SIG BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/RED WIRE BRN/YEL WIRE BUS SIG CENTRAL LOCKING BUTTON HAZARD WARNING SWITCH OPERATING UNIT CENTRAL LOCKING DRIVE ACT COMPUTER DATA LINES SYSTEM COUPE EXTERIOR BOOT LID BUTTON EXTERIOR BOOT LID BUTTON SIG FUSE 500 FUSE BOX GRY/BRN WIRE GRY/GRN WIRE GRY/YEL WIRE HOT AT ALL TIMES HOTEL POSITION SWITCH LEFT LUGGAGE COMPARTMENT LOCK LID BUTTON LID CONTACT LOCK DRV REAR ELECTRONIC MODULE REAR OF LUGGAGE COMPT) RED WIRE RED/GRY WIRE RIGHT LUGGAGE COMPARTMENT LOCK TAILGATE CENTRAL LOCKING DRIVE ENGINE TERM 30 SPLY YEL/BRN WIRE YEL/RED WIRE