Mercedes-Benz GLB-class X247 facelift (2023-2024) red/vio Wiring diagrams

1 3 (+) AC HOUSING, AIR QUALITY SENSOR BLK WIRE BLK/RED WIRE BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BRN WIRE BRN/VIO WIRE BRN/WHT WIRE CENTRAL CONTROL MODULE COOLANT LEVEL SWITCH EVAPORATOR TEMPERATURE SENSOR GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/GRN WIRE LEFT FOOTWELL VENT AIR OUTLET TEMPERATURE SENSOR LEFT SIDE AIR VENT AIR OUTLET TEMPERATURE SENSOR LIN LIN 8 27 SIG OUTSIDE TEMPERATURE SENSOR PNK/GRN WIRE RED/BLU WIRE RED/VIO WIRE REFRIGERANT PRESSURE SENSOR RIGHT END OF DASH) RIGHT FOOTWELL VENT AIR OUTLET TEMPERATURE SENSOR RIGHT SIDE AIR VENT AIR OUTLET TEMPERATURE SENSOR SIG SIG 26 12 SIG SIG 31 29 GND SIG KLA W/ AIR CONDITIONING W/O AIR CONDITIONING

14 KLA SIG 58 D AIR CONDITIONING SYSTEM ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CENTRAL CONTROL MODULE CLUTCH DOOR LOCKS SYSTEM ENGINE COMPARTMENT FUSE, RELAY MODULE EXTERIOR LIGHTS, ANTI-LOCK BRAKES SYSTEMS FUSE 21 FUSE 40 FUSE 42 FUSE 68 GRN WIRE GRN/BLU WIRE GRN/VIO WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE HAZARD SIG HEADLIGHTS SYSTEM HORNS SYSTEM HOT AT ALL TIMES HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED ILLU INSTRUMENT CLUSTER SYSTEM LIN PNK WIRE PNK/BLU WIRE PNK/GRN WIRE PNK/RED WIRE POWER DISTRIBUTION SYSTEM RED WIRE RED/BLU WIRE RED/PNK WIRE RED/VIO WIRE RED/YEL WIRE SIG SIG (1) SIG (2) STARTING/CHARGING SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM VALVE (+) 31 VIO WIRE VIO/BLK WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/GRN WIRE YEL/GRY WIRE

BLK/BLU WIRE BLK/VIO WIRE BLU WIRE BRN WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/ORG WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER DOOR CONTROL UNIT DRIVER SEAT ADJUSTMENT SWITCH GROUP DRIVER SEAT BACKREST INCLINATION ADJUSTMENT MOTOR DRIVER SEAT CONTROL UNIT DRIVER SEAT FORE/AFT ADJUSTMENT MOTOR DRIVER SEAT HEIGHT ADJUSTMENT MOTOR DRIVER SEAT INCLINATION ADJUSTMENT MOTOR FLEX-E BP FLEX-E BM PNK WIRE FUSE 109 FUSE 136 FUSE 156 GRN WIRE GRN/ORG WIRE GRY WIRE GRY/BLU WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED MOT GND/(+) MOT GND/(+) SIG ORG/ WIRE RED WIRE RED/GRN WIRE RED/GRY WIRE RED/ORG WIRE RED/VIO WIRE SEATS SYSTEM SIG STEERING COLUMN MODULE CONTROL UNIT VEHICLE INTERIOR FUSE, RELAY MODULE VIO WIRE WHT/ORG WIRE

BLK/BLU WIRE BRN WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/ORG WIRE BRN/RED WIRE CAN B H CAN B L CLA CLASS COMPUTER DATA LINES SYSTEM DRIVER DOOR CONTROL UNIT DRIVER SEAT ADJUSTMENT SWITCH GROUP DRIVER SEAT BACKREST INCLINATION ADJUSTMENT MOTOR DRIVER SEAT BACKREST) DRIVER SEAT CLIMATE CONTROL SWITCH GROUP DRIVER SEAT CONTROL UNIT FUSE 136 FUSE 138 FUSE 156 FUSE 163 GLA/GLB CLASS HOT AT ALL TIMES LEFT FRONT BACKREST SEAT VENTILATION MOTOR LEFT FRONT SEAT BACKREST HEATER PAD LEFT FRONT SEAT CUSHION HEATER PAD LEFT FRONT SEAT CUSHION SEAT VENTILATION MOTOR MOT GND/(+) SIG NCA WIRE RED WIRE RED/GRN WIRE RED/GRY WIRE RED/ORG WIRE RED/VIO WIRE SIG VEHICLE INTERIOR FUSE, RELAY MODULE VIO WIRE

BRN WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/ORG WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L CLA CLASS COMPUTER DATA LINES SYSTEM FRONT PASSENGER DOOR CONTROL UNIT FRONT PASSENGER SEAT ADJUSTMENT SWITCH GROUP FRONT PASSENGER SEAT CLIMATE CONTROL SWITCH GROUP FRONT PASSENGER SEAT CONTROL UNIT GLA/GLB CLASS NCA WIRE RED WIRE RED/GRN WIRE RED/GRY WIRE RED/ORG WIRE RED/VIO WIRE RIGHT FRONT BACKREST SEAT VENTILATION MOTOR RIGHT FRONT SEAT BACKREST HEATER PAD RIGHT FRONT SEAT CUSHION HEATER PAD RIGHT FRONT SEAT CUSHION SEAT VENTILATION MOTOR SIG VIO WIRE

BLK WIRE BLK/ORG WIRE BLU WIRE BRN WIRE BRN/BLK WIRE BRN/BLU 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 CLA CLASS COMPUTER DATA LINES SYSTEM DRIVER DOOR KEYLESS-GO DOOR HANDLE ELECTRONIC IGNITION SWITCH CONTROL UNIT FM, AM, CL, DAB, KEYLESS-GO ANTENNA AMPLIFIER FRONT PASSENGER DOOR KEYLESS-GO DOOR HANDLE FUSE 132 FUSE 167 GLA/GLB CLASS GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRY WIRE GRY/BLK WIRE GRY/YEL WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER CONTROL UNIT LEFT REAR KEYLESS GO DOOR HANDLE LEFT UNDER FLOOR KEYLESS GO ANTENNA LIN LOAD COMPARTMENT KEYLESS-GO ANTENNA NCA WIRE REAR SWITCHING MODULE REAR SWITCHING MODULE LOWER SENSOR REAR SWITCHING MODULE UPPER SENSOR RED/VIO 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/WHT WIRE WHT WIRE WHT/BLU WIRE WHT/PNK WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRN WIRE

BACKUP CAMERA CONTROL UNIT CENTRAL CONTROL MODULE DRIVER DOOR CONTROL UNIT FROM FUSE 149 (DIAGRAM 5 OF 6) FRONT CENTER CONSOLE USB CONNECTOR FRONT PASSENGER DOOR CONTROL UNIT FUEL PUMP CONTROL UNIT FUSE 150 FUSE 152 FUSE 154 FUSE 156 FUSE 157 FUSE 158 FUSE 159 FUSE 160 FUSE 161 FUSE 162 FUSE 163 FUSE 164 FUSE 165 FUSE 166 FUSE 167 FUSE 168 FUSE 169 FUSE 170 FUSE 171 HEAD UNIT LEFT REAR DOOR CONTROL UNIT MONO MULTI-FUNCTION CAMERA MULTIMEDIA CONNECTION UNIT N/A NCA WIRE NOT USED PARKING SYSTEM CONTROL UNIT RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS REAR SWITCHING MODULE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/ORG WIRE RED/VIO WIRE RED/WHT WIRE RIGHT REAR DOOR CONTROL UNIT TIRE PRESSURE MONITOR CONTROL UNIT

AC 1 AC 2 AC HOUSING, BLK WIRE BLU/YEL WIRE BRN WIRE CENTRAL CONTROL MODULE DC/AC CONVERTER CONTROL UNIT (RIGHT CENTER OF CARGO AREA FLOOR) DIAGNOSTIC CONNECTOR FM, AM, CL, DAB, KEYLESS-GO ANTENNA AMPLIFIER FROM STARTER BATTERY PREFUSE BOX (DIAGRAM 1 OF 6) FRONT VEHICLE INTERIOR POWER OUTLET FUSE 101 FUSE 102 FUSE 103 FUSE 104 FUSE 106 FUSE 107 FUSE 108 FUSE 109 FUSE 110 FUSE 111 FUSE 112 FUSE 117 FUSE 123 FUSE 124 FUSE 125 FUSE 126 FUSE 127 FUSE 128 FUSE 129 FUSE 131 FUSE 132 HEATED REAR WINDOW RELAY HERMES CONTROL UNIT INSTRUMENT CLUSTER CONTROL UNIT INTELLIGENT DRIVE CONTROL UNIT LUGGAGE COMPARTMENT SOCKET N/A NOT USED ORG/BLU WIRE ORG/RED WIRE PTC HEATER BOOSTER REAR PASSENGER COMPARTMENT USB CONNECTOR RED WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/ORG WIRE RED/PNK WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE SENS SIG SOUND SYSTEM AMPLIFIER CONTROL UNIT STEERING COLUMN MODULE CONTROL UNIT SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT TO ELECTRONIC IGNITION SWITCH CONTROL UNIT (DIAGRAM 6 OF 6) TO FUSE 119 (DIAGRAM 5 OF 6) TRUNK LID/ LIFTGATE CONTROL UNIT YEL WIRE

BRN WIRE CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM FUSE 167 HOT AT ALL TIMES 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

1 2 CAN B L BLK WIRE BLU WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/VIO WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER DOOR CONTROL UNIT DRIVER TRUNK LID/LIFTGATE CONTROL BUTTON FUSE 101 FUSE 156 FUSE 158 GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE HOT AT ALL TIMES LEFT TRUNK LID/LIFTGATE CONTROL DRIVE UNIT NCA WIRE RED WIRE RED/GRN WIRE RED/ORG WIRE RED/VIO WIRE SIG SIG 9 8 SIG TRUNK LID/LIFTGATE CONTROL UNIT VEHICLE INTERIOR FUSE, RELAY MODULE VIO/GRN WIRE VIO/ORG WIRE WHT/GRN WIRE