Mercedes-Benz GLC-class X254 (2022-2024) brn/grn Wiring diagrams

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

BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/GRN WIRE BRN/WHT WIRE BRN/YEL WIRE CAN L CAN-H COMPUTER COMPUTER DATA LINES SYSTEM COOLANT DIRECTIONAL CONTROL VALVE DATA LINES ENGINE MANAGEMENT CONTROL UNIT GRN/YEL WIRE GRY/YEL WIRE LOW TEMPERATURE CIRCUIT CIRCULATION PUMP 2 LOW-TEMPERATURE CIRCUIT CIRCULATION PUMP 3 RED WIRE RED/BLK WIRE RED/GRN WIRE RED/VIO WIRE SIG SYSTEM WHT WIRE

15 M AIR CONDITIONING, WIPER/WASHER, HEADLIGHTS, EXTERIOR LIGHTS SYSTEMS ANTI-LOCK BRAKES SYSTEM COOLING FANS SYSTEM BLK/RED WIRE BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE COOLING FANS SYSTEM DOOR LOCKS SYSTEM DOOR LOCKS, ANTI-THEFT SYSTEMS DRIVER-SIDE FUSE, RELAY MODULE ENGINE FUSE, RELAY MODULE FRONT SAM CONTROL UNIT (LEFT END OF DASH) FUSE 123 FUSE 200 FUSE 201 GRN WIRE HORNS SYSTEM HOT AT ALL TIMES HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED PNK/RED WIRE POWER DISTRIBUTION SYSTEM RED WIRE RED/WHT WIRE RED/YEL WIRE REL GND REL O (+) REL O GND SIG STARTING/CHARGING SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM YEL WIRE

AIR CONDITIONING SYSTEM ANTI-LOCK BRAKES, INSTRUMENT CLUSTER, WARNING SYSTEMS BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLU WIRE BLU/BRN WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CAN B H CAN B L COC COMPUTER DATA LINES SYSTEM CRASH DOOR LOCKS, ANTI-THEFT SYSTEMS FRONT SAM CONTROL UNIT (LEFT END OF DASH) GRN WIRE GRN/BLU WIRE GRY/BLK WIRE GRY/BLU WIRE HAZARD LIGHT HAZARD SIG HORNS SYSTEM INSTRUMENT CLUSTER SYSTEM PNK WIRE PNK/GRN WIRE REAR SAM CONTROL UNIT RED/BLU WIRE SENS SENS SIG SIG (1) SIG (2) SIG 3 SUPPLEMENTAL RESTRAINTS SYSTEM VIO WIRE WHT WIRE WIPER/WASHER SYSTEM WIPER/WASHER SYSTEM AIR CONDITIONING SYSTEM YEL WIRE

AIR CONDITIONING SYSTEM AIR CONDITIONING SYSTEM ANTI-LOCK BRAKES SYSTEM AIR CONDITIONING, COOLING FANS SYSTEMS ANTI-LOCK BRAKES, INSTRUMENT CLUSTER SYSTEMS BLK WIRE BLK/BLU WIRE BLU WIRE BLU/ORG WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM FRONT SIGNAL ACQUISITION, ACTUATION MODULE CONTROL UNIT FUSE 114 FUSE 129 FUSE 209 GRN/WHT WIRE GRY/BLU WIRE GRY/RED WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER SYSTEM PNK/GRN WIRE PNK/RED WIRE POWER DISTRIBUTION SYSTEM REAR SIGNAL ACQUISITION, ACTUATION MODULE CONTROL UNIT RED/BLK WIRE RED/WHT WIRE SEATS SYSTEM SIG SUPPLEMENTAL RESTRAINTS SYSTEM WAKE-UP WHT WIRE WIPER/WASHER SYSTEM

AAG BL (+) BLK/VIO WIRE BLK/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE CAN B H CAN B L DEFOGGER SYSTEM DIAG DOOR LOCKS SYSTEM DOOR LOCKS, TRUNK, TAILGATE, FUEL DOORS SYSTEMS ENGINE CONTROLS SYSTEM FUSE 476 FUSE 477 GRY/BLK WIRE GRY/BLU WIRE GRY/YEL WIRE HECKL HECKR HOT AT ALL TIMES MOT- PNK/BLK WIRE PNK/RED WIRE POWER DISTRIBUTION SYSTEM REAR FUSE, RELAY MODULE REAR SAM CONTROL UNIT (RIGHT REAR OF LUGGAGE COMPT) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRY WIRE REL (+) REL GND SIG SIG (+) DIAG TL/PL (+) TSI (+) VIO/GRN WIRE WHT WIRE YEL/WHT WIRE

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

15 M BLK WIRE BLU WIRE BRAKE FLUID LEVEL SWITCH BRN WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L CAN H H CAN H L CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM DRIVER SEAT BELT BUCKLE SWITCH DRIVER SEAT POSITION DETECTION SWITCH DRIVER-SIDE FUSE, RELAY MODULE ELECTRIC PARKING BRAKE SWITCH ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE FUSE, RELAY MODULE FRONT SAM CONTROL UNIT FUSE 128 FUSE 200 FUSE 316 FUSE 322 FUSE 476 GRN WIRE GRY WIRE GRY/BLU WIRE GRY/GRN WIRE HOT AT ALL TIMES HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED INSTRUMENT CLUSTER LEFT FRONT DOOR CONTROL UNIT LEFT FRONT DOOR LOCK MOT (+) OR GND MOT GND OR (+) NCA WIRE ORG/ WIRE ORG/BLU WIRE PASSENGER-SIDE A-PILLAR FUSE BOX REAR FUSE, RELAY MODULE REAR SAM CONTROL UNIT RED WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT BRAKE WEAR SENSOR RIGHT REAR BRAKE WEAR SENSOR SIG SIG (1) SIG (2) SIG 3 SIG 4 SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT VIO WIRE VIO/WHT WIRE WHT WIRE WHT/GRY WIRE YEL WIRE YEL/WHT WIRE

BLK WIRE BLU WIRE BLU/VIO WIRE BLU/WHT WIRE BRAKE FLUID LEVEL SWITCH BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/WHT WIRE CAN L CAN-H COMPUTER DATA LINES SYSTEM DRIVER SEAT BELT BUCKLE SWITCH DRIVER SEAT POSITION SWITCH ELECTRIC PARKING BRAKE SWITCH ELECTRONIC IGNITION SWITCH CONTROL UNIT ELECTRONIC STABILITY PROGRAM CONTROL UNIT FRONT SIGNAL ACQUISITION, ACTUATION MODULE CONTROL UNIT FUSE 111 FUSE 128 FUSE 224 FUSE 318 GRN/WHT WIRE GRY WIRE GRY/BLU WIRE HOT AT ALL TIMES HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED INSTRUMENT CLUSTER CONTROL UNIT LEFT FRONT DOOR CONTROL UNIT LEFT FRONT DOOR LOCK NCA WIRE ORG/GRN WIRE PNK WIRE PNK/RED WIRE PNK/VIO WIRE PNK/WHT WIRE REAR SIGNAL ACQUISITION, ACTUATION MODULE CONTROL UNIT RED/BRN WIRE RED/WHT WIRE RED/YEL WIRE SIG SIG (1) SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT VIO WIRE VIO/WHT WIRE WHT WIRE YEL WIRE YEL/BLK WIRE

BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE CENTER FRONT MID-RANGE SPEAKER (STANDARD) FUSE 447 GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BRN WIRE GRY/WHT WIRE HEAD UNIT (CENTER OF DASH) HOT AT ALL TIMES LEFT FRONT BASS SPEAKER LEFT FRONT DOOR SURROUND SOUND SYSTEM MIDRANGE SPEAKER LEFT FRONT DOOR TWEETER LEFT FRONT OVERHEAD CONTROL PANEL MIDRANGE SPEAKER LEFT REAR DOOR SURROUND SOUND SYSTEM MIDRANGE SPEAKER LEFT REAR DOOR SURROUND SOUND SYSTEM TWEETER NCA WIRE PNK WIRE PNK/BLK WIRE RED/WHT WIRE RIGHT FRONT DOOR TWEETER RIGHT REAR DOOR SURROUND SOUND SYSTEM TWEETER SHIELD SIG SOUND SYSTEM AMPLIFIER CONTROL UNIT TELEMATICS SERVICES COMMUNICATION MODULE VIO WIRE VIO/WHT WIRE WHT WIRE YEL WIRE YEL/BLU WIRE