Mercedes-Benz GLC-class X254 (2022-2024) blu/red Wiring diagrams

BLK WIRE BLOWER REGULATOR (IN REAR BLOWER) BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/WHT WIRE CAN L CAN-H CENTRAL AIR DISTRIBUTION POSITION DETECTION MICROSWITCH COC COMPUTER DATA LINES SYSTEM FRONT EVAPORATOR TEMPERATURE SENSOR FRONT SIGNAL ACQUISITION, ACTUATION MODULE CONTROL UNIT FUSE 103 FUSE 12 FUSE 14 FUSE 209 FUSE 29 GRN/BLU WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT W/ HOT W/ RELAY A ENERGIZED INTERIOR TEMPERATURE SENSOR LEFT FOOTWELL VENT AIR OUTLET TEMPERATURE SENSOR LEFT SIDE AIR VENT AIR OUTLET TEMPERATURE SENSOR LIN ORG/ WIRE OUTSIDE TEMPERATURE SENSOR PNK WIRE PNK/RED WIRE PREFUSE BOX RED WIRE RED/BLK WIRE RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RELAY ENERGIZED RIGHT END OF DASH) RIGHT FOOTWELL VENT AIR OUTLET TEMPERATURE SENSOR RIGHT SIDE AIR VENT AIR OUTLET TEMPERATURE SENSOR SIG SIG KLA SIG PNK (+) WIRE VIO/WHT WIRE WHT WIRE YEL/BLK WIRE

BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/RED WIRE BLK/YEL WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/VIO WIRE BRN/WHT WIRE CENTRAL AIR DISTRIBUTION ACTUATOR MOTOR COOLANT PUMP COOLANT THERMOSTAT HEATING ELEMENT DEW POINT SENSOR FRESH AIR/AIR RECIRCULATION FLAP ACTUATOR MOTOR FUSE 100 FUSE 118 FUSE 121 FUSE 923 GRY/YEL WIRE HOT AT ALL TIMES HOT W/ CPC RELAY ENERGIZED LEFT BLENDING AIR FLAP ACTUATOR PNK WIRE RED WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE REFRIGERANT COMPRESSOR REFRIGERANT PRESSURE SENSOR RIGHT BLENDING AIR FLAP ACTUATOR SIG WHT WIRE WHT/BLK WIRE

+1 +S +B +2 1-X B+ 1 B+ 3 B-4 B-S BLK WIRE BLU WIRE BLU/RED WIRE BRN WIRE BRN/YEL WIRE CAN L CAN-H COMPUTER DATA LINES SYSTEM FLEX FUSE 218 FUSE 335 GRN WIRE GRN/BLU WIRE HOT AT ALL TIMES HSD MQS NCA WIRE ORG/ WIRE PNK/BLU WIRE RED/BLU WIRE RED/WHT WIRE SHIELD SIG STEERING COLUMN MODULE CONTROL UNIT TELEMATICS SERVICES COMMUNICATION MODULE USB WHT WIRE WHT/BLU WIRE WHT/YEL WIRE

AIR CONDITIONING SYSTEM BLK/WHT WIRE BLU/BRN WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE CAN L COMPUTER DATA LINES SYSTEM FRONT SIGNAL ACQUISITION, ACTUATION MODULE CONTROL UNIT GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/RED WIRE HEADLIGHTS, EXTERIOR LIGHTS SYSTEMS INSTRUMENT CLUSTER SYSTEM INTERIOR LIGHTS SYSTEM HEADLIGHTS, EXTERIOR LIGHTS SYSTEMS KLA ORG/ WIRE ORG/GRN WIRE ORG/VIO WIRE PNK/RED WIRE RED/BRN WIRE RED/VIO WIRE SIG SIG (+) COC STARTING/CHARGING SYSTEM VIO WIRE VIO/WHT WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/GRY WIRE YEL/ORG WIRE

BLU/RED WIRE DIAGNOSTIC CONNECTOR DRIVER SEAT CONTROL UNIT DRIVETRAIN CONTROL UNIT FROM PREFUSE BOX (DIAGRAM 2 OF 9) FRONT SIGNAL ACQUISITION, ACTUATION MODULE CONTROL UNIT FUSE 200 FUSE 201 FUSE 202 FUSE 203 FUSE 204 FUSE 205 FUSE 206 FUSE 207 FUSE 208 FUSE 209 FUSE 210 FUSE 211 FUSE 212 FUSE 213 FUSE 214 FUSE 215 FUSE 216 FUSE 217 FUSE 218 FUSE 219 FUSE 220 FUSE 221 FUSE 222 FUSE 223 FUSE 224 FUSE 225 FUSE 226 FUSE 227 FUSE 228 FUSE 229 FUSE 230 FUSE 231 FUSE 232 INSTRUMENT CLUSTER CONTROL UNIT INSTRUMENT CLUSTER DISPLAY LEFT FRONT DOOR CONTROL UNIT LEFT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR LEFT FRONT SEAT LUMBAR SUPPORT ELECTROPNEUMATIC CONTROLLER UNIT MEDIUM- RANGE RADAR SENSOR N/A NOT USED ON-BOARD DIAGNOSTICS CONTROL UNIT RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE STEERING COLUMN MODULE CONTROL UNIT TO PYROFUSE (DIAGRAM 1 OF 9) TOUCHSCREEN UPPER CONTROL PANEL CONTROL UNIT

BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE CAN L COMPUTER DATA LINES SYSTEM DRIVETRAIN CONTROL UNIT ELECTRONIC IGNITION SWITCH CONTROL UNIT ETH N ETH P FLEX FROM PREFUSE BOX (DIAGRAM 2 OF 9) FRONT SIGNAL ACQUISITION, ACTUATION MODULE CONTROL UNIT FULLY INTEGRATED TRANSMISSION CONTROL ELECTRIC CONTROLLER UNIT GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HEAD UNIT INSTRUMENT CLUSTER CONTROL UNIT ON-BOARD DIAGNOSTICS CONTROL UNIT PNK WIRE PNK/BLU WIRE PNK/GRY WIRE PNK/RED WIRE PNK/WHT WIRE RED/BLU WIRE RED/BRN WIRE SIG TELEMATICS SERVICES COMMUNICATION MODULE VIO/WHT WIRE WAKE-UP WHT WIRE WHT/BLK WIRE WHT/RED WIRE

ANTI-LOCK BRAKES SYSTEM BL (+) BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/RED WIRE BRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM DOOR LOCKS, TRUNK, TAILGATE, FUEL DOORS SYSTEMS FRONT SAM CONTROL MODULE CIRCUIT GRN WIRE GRN/BLU WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/WHT WIRE GRY/YEL WIRE MOT GND/(+) MOT- NAVIGATION SYSTEM ORG/ WIRE ORG/PNK WIRE PNK WIRE PNK/GRN WIRE REAR SAM CONTROL UNIT (RIGHT REAR OF LUGGAGE COMPT) RED WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RFL (+) SEATS SYSTEM SIG SIG (+) HECKD SIG (1) SIG (2) SIG 15 SIG GND TL (+) TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO WIRE WIPER/WASHER SYSTEM

ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/WHT WIRE CAN L COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM ENGINE CONTROLS SYSTEM FUSE 421 GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES NAVIGATION SYSTEM ORG/ WIRE ORG/BLK WIRE PNK/BLK WIRE PNK/VIO WIRE POWER DISTRIBUTION SYSTEM REAR SIGNAL ACQUISITION, ACTUATION MODULE CONTROL UNIT RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE SEATS SYSTEM SIG STARTING/CHARGING SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM EXTERIOR LIGHTS SYSTEM VIO WIRE VIO/BLK WIRE WHT WIRE WHT/BLU WIRE WIPER/WASHER SYSTEM YEL/BLK WIRE YEL/WHT WIRE

BLK WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE CAN HMI H CAN HMI L CAN L CAN-H COMPUTER DATA LINES SYSTEM COUPE ELECTRONIC IGNITION SWITCH CONTROL UNIT FLEX-E BP PNK FLEX-E BM WIRE FULLY INTEGRATED TRANSMISSION CONTROL UNIT FUSE 10 FUSE 218 FUSE 28 FUSE 6 GRN WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER (COUPE) INSTRUMENT CLUSTER CONTROL UNIT MULTIPLE FUSE 2 P NOT PASSENGER-SIDE A-PILLAR FUSE BOX PREFUSE BOX RED WIRE SIG STEERING COLUMN MODULE CONTROL UNIT STEERING WHEEL DOWNSHIFT BUTTON STEERING WHEEL ELECTRONICS STEERING WHEEL UPSHIFT BUTTON VEHICLE INTERIOR PREFUSE BOX YEL WIRE YEL/WHT WIRE

BLK/WHT WIRE BLU WIRE BLU/BRN WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/GRN WIRE BRN/WHT WIRE CAN-H COMPUTER DATA LINES SYSTEM FUSE 420 FUSE 421 FUSE, RELAY MODULE GRN WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES REAR SIGNAL ACQUISITION, ACTUATION MODULE CONTROL UNIT RED/GRY WIRE RED/WHT WIRE SIG SIG 18 1 SIG SIG 31 SIG CAN-L TANK CAP CENTRAL LOCKING ACTUATOR TRUNK LID/LIFTGATE EXTERNAL OPERATION BUTTON TRUNK LID/LIFTGATE LOCKING ELEMENT TRUNK LID/TAILGATE LOCK WHT/BLU WIRE