Mercedes-Benz GLB-class X247 (2019-2023) instrument cluster control unit Wiring diagrams

ALARM SIREN BLK WIRE BLU WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/RED WIRE CAN B H CAN B L CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM DCS (+) DCS GND DRIVER'S DOOR EXIT, WARNING LAMP FRONT PASSENGER DOOR LOCK FUSE 129 FUSE 140 FUSE 161 FUSE 163 GRN WIRE GRY/RED WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER CONTROL UNIT LEFT REAR DOOR CENTRAL LOCKING INSIDE DOOR HANDLE SWITCH LEFT REAR DOOR CONTROL UNIT LEFT REAR DOOR HANDLE AMBIANCE ILLUMINATION LEFT REAR DOOR HANDLE ILLUMINATION LEFT REAR DOOR LOCK LEFT REAR DOOR STOWAGE COMPARTMENT ILLUMINATION LOCK UNLOCK MOT GND/(+) OVERHEAD CONSOLE OVERHEAD CONTROL PANEL CONTROL UNIT PNK WIRE PNK/BLU WIRE PNK/GRN WIRE PNK/VIO WIRE PNK/WHT WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE SIG GND VEHICLE INTERIOR FUSE, RELAY MODULE VIO WIRE VIO/WHT WIRE W/ INCREASED THEFT PROTECTION WHT WIRE WHT/VIO WIRE YEL WIRE YEL/GRN WIRE

BLU WIRE BLU/WHT WIRE BRN WIRE CAN HMI H CAN HMI L CAN LR H CAN LR L COMPUTER DATA LINES SYSTEM ELECTRONIC IGNITION SWITCH CONTROL UNIT ENGINE COMPARTMENT PREFUSE BOX FLEXRAY E BP PNK FLEXRAY E BM WIRE FUSE 109 FUSE 13 GRN WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER CONTROL UNIT NCA WIRE P NOT RED WIRE RED/GRN WIRE RED/ORG WIRE SIG STEERING COLUMN MODULE CONTROL UNIT STEERING WHEEL DOWNSHIFT BUTTON STEERING WHEEL ELECTRONICS STEERING WHEEL UPSHIFT BUTTON VEHICLE INTERIOR FUSE, RELAY MODULE VIO WIRE VIO/WHT WIRE

ALARM SIREN BLK WIRE BLU WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/RED WIRE CAN B H CAN B L CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM DCS (+) DCS GND DRIVER'S DOOR EXIT, WARNING LAMP FRONT PASSENGER DOOR LOCK FUSE 129 FUSE 140 FUSE 161 FUSE 163 GRN WIRE GRY/RED WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER CONTROL UNIT LEFT REAR DOOR CENTRAL LOCKING INSIDE DOOR HANDLE SWITCH LEFT REAR DOOR CONTROL UNIT LEFT REAR DOOR HANDLE AMBIANCE ILLUMINATION LEFT REAR DOOR HANDLE ILLUMINATION LEFT REAR DOOR LOCK LEFT REAR DOOR STOWAGE COMPARTMENT ILLUMINATION LOCK UNLOCK MOT GND/(+) OVERHEAD CONSOLE OVERHEAD CONTROL PANEL CONTROL UNIT PNK WIRE PNK/BLU WIRE PNK/GRN WIRE PNK/VIO WIRE PNK/WHT WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE SIG GND VEHICLE INTERIOR FUSE, RELAY MODULE VIO WIRE VIO/WHT WIRE W/ INCREASED THEFT PROTECTION WHT WIRE WHT/VIO WIRE YEL WIRE YEL/GRN WIRE

ACTIVE BRAKE ASSIST CONTROLLER UNIT BLK/RED WIRE BRN WIRE CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM ENGINE COMPARTMENT FUSE, RELAY MODULE FLEX-E BM FUSE 111 FUSE 70 GRN WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED INSTRUMENT CLUSTER CONTROL UNIT PNK FLEX-E BP WIRE RED WIRE VEHICLE INTERIOR FUSE, RELAY MODULE VIO WIRE VIO/WHT WIRE

AM FM DAB AUDIO H AUDIO L+ BLK WIRE BLK/BLU WIRE BLU WIRE BLU/WHT WIRE BLUETOOTH/WIFI ANTENNA COMPUTER DATA LINES SYSTEM DIAGNOSTIC CONNECTOR DISCONNECT SWITCH RELAY ENERGIZED ETH (+) ETHERNET ETH (-) FM DAB FUSE 108 FUSE 131 FUSE 144 FUSE 145 FUSE 152 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRY/WHT WIRE HEAD UNIT (LOWER LEFT END OF DASH) HOT AT ALL TIMES HOT W/ BATTERY HSVL INSTRUMENT CLUSTER CONTROL UNIT MOST MUTE NCA WIRE PNK WIRE RED WIRE RED/BLU WIRE RED/BRN WIRE RED/GRY WIRE RED/YEL WIRE SHD SHD CID/PIP SHD EMOST SHD FM/AM VEHICLE INTERIOR FUSE, RELAY MODULE WAKE-UP WHT WIRE WHT/BLK WIRE YEL WIRE

AUGMENTED REALITY CAMERA BATTERY SENSOR BRN WIRE BRN/BLK WIRE CARSHARING CONTROL UNIT CELLULAR TELEPHONE SYSTEM ANTENNA AMPLIFIER/ COMPENSATOR CENTER CONSOLE STOWAGE COMPARTMENT ILLUMINATION CIRCUIT 31 POTENTIAL DISTRIBUTOR 2 CLUSTER CARSHARING CONTROL UNIT CYLINDER IGNITION COIL 1 CYLINDER IGNITION COIL 2 CYLINDER IGNITION COIL 3 CYLINDER IGNITION COIL 4 ELECTRICAL POWER STEERING CONTROL UNIT ELECTRONIC IGNITION SWITCH CONTROL UNIT FAN MOTOR FOOTWELL ILLUMINATION SWITCH FRONT MOBILE PHONE CRADLE CONTROL UNIT HAND MOTION SENSOR INSTRUMENT CLUSTER CONTROL UNIT ME-SFI (ME) CONTROL UNIT MONO MULTI-FUNCTION CAMERA NCA WIRE OVERHEAD CONTROL PANEL CONTROL UNIT PANORAMIC SLIDING ROOF CONTROL UNIT PEDAL OPERATION MONITOR SWITCH PERIPHERALS CAN (CAN PER) POTENTIAL DISTRIBUTOR ELECTRICAL CONNECTOR PTC HEATER BOOSTER RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS REAR PASSENGER COMPARTMENT USB CONNECTOR TWO-WAY RADIO SWITCH USER INTERFACE CAN (CAN HMI) POTENTIAL DISTRIBUTOR W/ WIRELESS MOBILE PHONE CHARGING

BRN WIRE BRN/GRN WIRE BRN/WHT WIRE CARD READER, PRINTER DC/AC CONVERTER CONTROL UNIT DIAGNOSTIC CONNECTOR DRIVER DOOR CONTROL UNIT DRIVER MULTICONTOUR SEAT CONTROL UNIT DRIVER SEAT CONTROL UNIT DRIVER SIDE BAG SQUIB DRIVER'S SEAT LUMBAR SUPPORT ELECTRO PNEUMATIC CONTROLLER UNIT DRIVER'S SEAT LUMBAR SUPPORT PNEUMATIC PUMP ENGINE START/STOP BUTTON FRONT PASSENGER DOOR CONTROL UNIT FRONT SEAT HEATER/ SEAT VENTILATION CONTROL UNIT INSTRUMENT CLUSTER CONTROL UNIT LEFT FRONT ILLUMINATION DOOR SILL MOLDING LEFT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR LEFT REAR DOOR CONTROL UNIT LEFT TABLET PC ELECTRICAL CONNECTOR LEFT THIRD ROW SEAT BELT BUCKLE SWITCH NCA WIRE PARKING SYSTEM CONTROL UNIT RADIO DATA TRANSMISSION TWO-WAY RADIO REAR SEAT ELECTRICAL CONNECTOR RIGHT REAR LAMP UNIT RIGHT REAR PASSENGER COMPARTMENT USB PORT 2 RIGHT TABLET PC ELECTRICAL CONNECTOR RIGHT THIRD ROW SEAT BELT BUCKLE SWITCH SOUND SYSTEM AMPLIFIER CONTROL UNIT SPECIAL VEHICLE MULTI-FUNCTION CONTROL UNIT (SVMCU (MSS)) SPECIAL-PURPOSE VEHICLE MULTIFUNCTION CONTROL UNIT STEERING COLUMN MODULE CONTROL UNIT SUBWOOFER AMPLIFIER TAXI PERIPHERAL DEVICE ELECTRICAL CONNECTOR TIRE PRESSURE MONITOR CONTROL UNIT TRAILER RECOGNITION CONTROL UNIT TRAILER SOCKET TRUNK LID/LIFTGATE CONTROL CONTROL UNIT TRUNK LID/LIFTGATE EXTERNAL OPERATION BUTTON TRUNK LID/LIFTGATE LOCK TWO-WAY RADIO VEHICLE GATEWAY ELECTRICAL CONNECTOR

AUDIO H AUDIO L+ BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU WIRE BRN WIRE CAN A H CAN A L CAN H H CAN H L CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM DRIVER SEAT BELT BUCKLE SWITCH ELECTRONIC STABILITY PROGRAM CONTROL UNIT ETH (+) WAKE UP ETH (-) ETHERNET EXTERIOR LIGHTS, ELECTRIC PARKING BRAKE SWITCH GROUP FUSE 111 FUSE 145 FUSE 158 FUSE 168 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/WHT WIRE HAND MOTION SENSOR HEAD UNIT (LOWER LEFT END OF DASH) HEAD UNIT/INSTRUMENT CLUSTER DISPLAY CLUSTER HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED HSVL INSTRUMENT CLUSTER CONTROL UNIT INSTRUMENT CLUSTER SPEAKER NCA WIRE ORG/GRN WIRE PNK/YEL WIRE RED WIRE RED/GRY WIRE SHD SHD CID/PIP SIG SIG (1) SIG (2) SIG 3 SIG 4 SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT SUPPLEMENTAL RESTRAINTS SYSTEM VEHICLE INTERIOR FUSE, RELAY MODULE VIO WIRE VIO/WHT WIRE VIO/YEL WIRE WAKE-UP WHT WIRE

BLK WIRE BLK/ORG WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/GRY WIRE BRN/PNK WIRE BRN/RED WIRE CAN B H CAN B L CAN HMI H CAN HMI L CENTER CONSOLE KEYLESS GO ANTENNA COMPUTER DATA LINES SYSTEM DRIVER DOOR KEYLESS-GO DOOR HANDLE ELECTRONIC IGNITION SWITCH CONTROL UNIT FM, AM, CL (ZV), KEYLESS GO ANTENNA AMPLIFIER FRONT PASSENGER DOOR KEYLESS-GO DOOR HANDLE FUSE 132 FUSE 167 GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRY WIRE GRY/BLK WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED INSTRUMENT CLUSTER CONTROL UNIT LEFT REAR KEYLESS GO DOOR HANDLE LEFT UNDER FLOOR KEYLESS GO ANTENNA LF 1 LF 2 LF MID LOAD COMPARTMENT KEYLESS-GO ANTENNA REAR SWITCHING MODULE REAR SWITCHING MODULE LOWER SENSOR REAR SWITCHING MODULE UPPER SENSOR RED WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT REAR DOOR RIGHT REAR KEYLESS GO DOOR HANDLE RIGHT UNDER FLOOR KEYLESS GO ANTENNA SIG VEHICLE INTERIOR FUSE, RELAY MODULE VIO WIRE VIO/BLK WIRE VIO/GRN WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRN WIRE

BRN WIRE CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM FUSE 167 HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED INSTRUMENT CLUSTER CONTROL UNIT LEFT FRONT TIRE PRESSURE SENSOR LEFT REAR TIRE PRESSURE SENSOR RED/VIO WIRE RIGHT FRONT TIRE PRESSURE SENSOR RIGHT REAR TIRE PRESSURE SENSOR TIRE PRESSURE MONITOR CONTROL UNIT VEHICLE INTERIOR FUSE, RELAY MODULE VIO WIRE VIO/WHT WIRE