BMW 4 series F32/F33 facelift (2017-2020) driver seat belt extender controller Wiring diagrams

BATTERY BLK/BRN WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/YEL WIRE CONTACT FREE TAILGATE OPENING EVALUATION ELECTRONICS DRIVER ASSISTANCE SYSTEMS CONTROL PANEL DRIVER SEAT BELT EXTENDER CONTROLLER DRIVER'S SEAT HEATING ELECTRONICS ELECTRIC COOLANT PUMP 2 ELECTRIC STEERING LOCK ENVIRONMENTAL AIR CATALYST SENSOR FRONT ELECTRONIC MODULE FRONT PASSENGER SEAT BELT EXTENDER CONTROLLER FRONT PASSENGER SEAT HEATING ELECTRONICS GRN WIRE GRN/RED WIRE GRY WIRE HIFI AMPLIFIER INTELLIGENT BATTERY SENSOR K LIN 17 K LIN 8 K-LIN-1 K-LIN-14 K-LIN-6 LEFT REAR SEAT HEATING SWITCH LIN 1 M LIN ORG/ WIRE ORG/GRN WIRE PARKING ASSISTANT PNK WIRE PNK/BLK WIRE PNK/BLU WIRE PNK/RED WIRE PNK/WHT WIRE RADIATOR SHUTTER DRIVE UNIT REAR DRIVER'S SIDE SEAT HEATING MODULE REAR PASSENGER'S SIDE DOOR SEAT SWITCH CLUSTER REAR PASSENGER'S SIDE SEAT HEATING MODULE RED WIRE RED/BLU WIRE REMOTE CONTROL RECEIVER RIGHT REAR SEAT HEATING SWITCH WHT/BLU WIRE WHT/BRN WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/BRN WIRE YEL/RED WIRE

3.0L TURBO EXCEPT M4 ACTIVE SOUND DESIGN ALL ROUND VISION CAMERA BASE PLATE BLK WIRE BRN WIRE COUPE CONVERTIBLE COUPE, GRAN COUPE DRIVER SEAT BELT EXTENDER CONTROLLER DRIVER'S SIDE REAR POWER WINDOW SWITCH DVD CHANGER DYNAMIC STABILITY CONTROL (DSC) ELECTRIC FAN GRAN COUPE HEAD UNIT HIFI AMPLIFIER ID READER IGNITION COIL CYLINDER 1 IGNITION COIL CYLINDER 2 IGNITION COIL CYLINDER 3 IGNITION COIL CYLINDER 4 IGNITION COIL CYLINDER 5 IGNITION COIL CYLINDER 6 INFOTAINMENT FAN LEFT B- PILLAR LIGHTING LEFT PADDLE SHIFT LEFT REAR INTERIOR LIGHT LEFT REAR MICROWAVE SENSOR LEFT REAR SIDE TRIM PANEL LIGHTING LEFT REVERSIBLE ELECTROMOTIVE AUTOMATIC REEL NCA WIRE NOISE SUPPRESSOR FILTER REAR DRIVER'S SIDE COURTESY LIGHTING REAR DRIVER'S SIDE DOOR PANEL LIGHTING REAR DRIVER'S SIDE ENTRY LIGHT REAR DRIVERS SIDE DOOR LOCK REAR WINDOW DEFOGGER REJECTOR CIRCUIT RIGHT MULTI-FUNCTION STEERING WHEEL SWITCH BLOCK RIGHT PADDLE SHIFT STEERING COLUMN SWITCH CLUSTER TELEMATIC COMMUNICATION BOX TOP HIFI AMPLIFIER TOP OF ENGINE) TURBO- CHARGER COOLANT PUMP VIDEO MODULE WIRELESS CHARGING ODDMENTS TRAY WIRELESS CHARGING ODDMENTS TRAY AERIAL AMPLIFIER

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

BRN WIRE DRIVER SEAT BELT EXTENDER CONTROLLER DRIVER SEAT BELT EXTENDER ELECTRIC MOTOR FRONT PASSENGER SEAT BELT EXTENDER CONTROLLER FRONT PASSENGER SEAT BELT EXTENDER ELECTRIC MOTOR FRONT POWER DISTRIBUTION BOX FUSE 34 HALL EFFECT END POSITION SENSOR HOT W/ NCA WIRE REAR ELECTRONIC MODULE RED/WHT WIRE RELAY ENERGIZED WHT/BRN WIRE