Mercedes-Benz GLC-class Coupe C253 facelift (2019-2023) brn/yel Wiring diagrams

ALL-WHEEL DRIVE CONTROL UNIT BRN WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM ENGINE FUSE, RELAY MODULE FLEX-E BP PNK FLEX-E BM WIRE FUSE 122 FUSE 301 GRN WIRE HOT AT ALL TIMES HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED PASSENGER-SIDE A-PILLAR FUSE BOX PNK/RED WIRE RED WIRE RED/WHT WIRE TEMP TEMP GND TRANSMISSION OIL TEMPERATURE SENSOR

BLU WIRE BLU/WHT WIRE BRN WIRE BRN/YEL WIRE CIRCUIT 31 POTENTIAL DISTRIBUTOR 1 COMPUTER DATA LINES SYSTEM COOLANT PUMP RELAY COOLANT TEMPERATURE SENSOR ELECTRIC COOLANT PUMP ELECTRIC COOLANT PUMP 2 ENGINE COMPARTMENT PREFUSE BOX ENGINE FUSE, RELAY MODULE FUSE 104 FUSE 107 FUSE 315 FUSE 5 FUSE 9 GRN/YEL WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED ME-SFI (ME) CONTROL UNIT PASSENGER-SIDE A-PILLAR FUSE BOX POWER SUPPLY POTENTIAL DISTRIBUTOR 2 RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RELAY ENERGIZED SIG SIG_GND WHT WIRE

BLK WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER TRUNK LID/ LIFTGATE CONTROL BUTTON ENGINE FUSE, RELAY MODULE EXTERIOR LIGHTS SWITCH FUSE 128 FUSE 312 GRN WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/RED WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED LEFT FRONT DOOR CENTRAL LOCKING INTERIOR SWITCH LEFT FRONT DOOR CONTROL UNIT LEFT FRONT LAMP UNIT LEFT REAR BACKREST RELEASE BUTTON LEV (+) ORG/ WIRE ORG/PNK WIRE OVERHEAD CONTROL PANEL CONTROL UNIT PASSENGER-SIDE A-PILLAR FUSE BOX PNK WIRE PNK/GRN WIRE PNK/RED WIRE REAR SAM CONTROL UNIT RED WIRE RIGHT FRONT LAMP UNIT RIGHT REAR BACKREST RELEASE BUTTON SENS SIG SIG (1) SIG (2) SIG 3 VIO WIRE W/O FUEL CELL RETROFITTING YEL WIRE

BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE FUSE 214 FUSE 301 FUSE 302 FUSE 303 FUSE 406 FUSE 408 GRY/BLU WIRE GRY/RED WIRE HOT AT ALL TIMES LEFT REAR DOOR CONTROL UNIT LEFT REAR POWER WINDOW SWITCH PASSENGER-SIDE A-PILLAR FUSE BOX PASSENGER-SIDE POWER WINDOW SWITCH REAR FUSE, RELAY MODULE RED WIRE RIGHT FRONT DOOR CENTRAL LOCKING INTERIOR SWITCH RIGHT FRONT DOOR CONTROL UNIT RIGHT REAR DOOR CONTROL UNIT RIGHT REAR POWER WINDOW SWITCH W/ FUEL CELL RETROFITTING W/O FUEL CELL RETROFITTING

BLK WIRE BLK/YEL WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L CAN HMI H CAN HMI L CENTER CONSOLE KEYLESS GO ANTENNA COMPUTER DATA LINES SYSTEM ELECTRONIC IGNITION SWITCH CONTROL UNIT FM 1, AM, CL (ZV), KEYLESS GO ANTENNA AMPLIFIER FM/AM FUSE 319 FUSE 320 FUSE 469 GRN WIRE GRN/BLK WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/YEL WIRE HEAD UNIT (CENTER OF DASH) HOT AT ALL TIMES HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED INSTRUMENT CLUSTER KAPA KEYLESS-GO CONTROL UNIT KPS HR SIG KPS VL SIG LEFT FRONT KEYLESS GO DOOR HANDLE LEFT REAR DOOR KEYLESS GO ANTENNA LEFT REAR KEYLESS GO DOOR HANDLE LF 1 LF 2 NCA WIRE PASSENGER-SIDE A-PILLAR FUSE BOX PNK/BLU WIRE PNK/GRY WIRE REAR FUSE, RELAY MODULE REAR SWITCHING MODULE REAR SWITCHING MODULE LOWER SENSOR REAR SWITCHING MODULE UPPER SENSOR RED WIRE RIGHT FRONT KEYLESS GO DOOR HANDLE RIGHT REAR DOOR KEYLESS GO ANTENNA RIGHT REAR KEYLESS GO DOOR HANDLE SHD SIG TRUNK KEYLESS GO ANTENNA WAKE-UP WHT WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/WHT WIRE

BLK WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM DRIVER-SIDE POWER WINDOW, OUTSIDE MIRROR ADJUSTMENT SWITCH GROUP FUSE 302 FUSE 303 FUSE 406 FUSE 408 GRN WIRE GRY/BLU WIRE HOT AT ALL TIMES LEFT FRONT DOOR CONTROL UNIT LEFT FRONT POWER WINDOW MOTOR LEFT FRONT POWER WINDOW SWITCH LEFT REAR DOOR CONTROL UNIT LEFT REAR POWER WINDOW MOTOR LEFT REAR POWER WINDOW SWITCH MOT GND/(+) PASSENGER-SIDE A-PILLAR FUSE BOX PASSENGER-SIDE POWER WINDOW SWITCH REAR FUSE, RELAY MODULE REAR SIDE WINDOW CHILD SAFETY LOCK SWITCH RED WIRE RED/WHT WIRE RIGHT FRONT DOOR CONTROL UNIT RIGHT FRONT POWER WINDOW MOTOR RIGHT FRONT POWER WINDOW SWITCH RIGHT REAR DOOR CONTROL UNIT RIGHT REAR POWER WINDOW MOTOR RIGHT REAR POWER WINDOW SWITCH SIG SYSTEM VIO WIRE

BRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE FUSE 214 FUSE 301 FUSE 303 FUSE 408 FUSE 451 GRY/BLK WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED LEFT REAR BACKREST HEATED CUSHION LEFT REAR DOOR CONTROL UNIT LEFT REAR SEAT HEATERS BUTTON LEFT REAR SEAT SITTING SURFACE HEATED CUSHION LIN PASSENGER-SIDE A-PILLAR FUSE BOX REAR FUSE, RELAY MODULE REAR SEAT HEATERS CONTROL UNIT RED WIRE RED/WHT WIRE RED/YEL WIRE RIGHT REAR BACKREST HEATER PAD RIGHT REAR DOOR CONTROL UNIT RIGHT REAR SEAT HEATERS BUTTON RIGHT REAR SEAT SITTING SURFACE HEATED CUSHION SIG UB (+) VIO WIRE W/ FUEL CELL RETROFITTING W/O FUEL CELL RETROFITTING

30-2 AUDIO H AUDIO L+ BLK WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/ORG WIRE BLU/RED WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/VIO WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM COUPE COUPE SUV DRIVER TRUNK LID/ LIFTGATE CONTROL BUTTON EASY-PACK LIFTGATE ELECTRIC MOTOR FUSE 406 FUSE 435 FUSE 475 FUSE 477 GRN WIRE GRN/WHT WIRE HALL SENSOR HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED LEFT FRONT DOOR CONTROL UNIT LOCK MOTOR M+ (-) MAIN CATCH SWITCH MOT- NCA WIRE REAR FUSE, RELAY MODULE REAR SAM CONTROL UNIT RED WIRE SAFETY CATCH SWITCH SIG SIG (+) HECKD SIG (1) SIG (2) TAILGATE CONTROL UNIT TAILGATE LOCKING ELEMENT TRUNK LID/ LIFTGATE CONTROL BUTTON TRUNK LID/ LIFTGATE EXTERNAL OPERATION SWITCH TRUNK LID/LIFTGATE CONTROL DRIVE UNIT TRUNK LID/LIFTGATE CONTROL WARNING BUZZER TRUNK LID/LIFTGATE LOCK VIO WIRE W/ FUEL CELL RETROFITTING W/O FUEL CELL RETROFITTING

BLK/BLU WIRE BLK/YEL WIRE BLU/WHT WIRE BRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE ENGINE COMPARTMENT PREFUSE BOX ENGINE FUSE, RELAY MODULE FRONT SAM CONTROL UNIT FUSE 106 FUSE 111 112 FUSE 200 FUSE 3 FUSE 305 FUSE 477 FUSE 5 HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED INSTRUMENT CLUSTER MOT GND/(+) MOT (+)/GND MULTIPLE FUSE 1 N/A PASSENGER-SIDE A-PILLAR FUSE BOX RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS REAR FUSE, RELAY MODULE REAR SAM CONTROL UNIT RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE SIG SIG (+) HECKD SIG (+) MOT (+)/GND MOT GND/(+) SPRAY NOZZLE HOSE HEATER (CENTER REAR OF ENGINE COMPT) TAILGATE WIPER MOTOR W/ FUEL CELL RETROFITTING W/O FUEL CELL RETROFITTING WINDSHIELD WASHER SYSTEM PUMP WINDSHIELD WASHER SYSTEM WASHER FLUID LEVEL SWITCH WIPER MOTOR WIPER PARK POSITION HEATER RELAY YEL WIRE YEL/WHT WIRE

BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/YEL WIRE CIRCUIT 31 POTENTIAL DISTRIBUTOR 1 CIRCUIT 31 POTENTIAL DISTRIBUTOR 2 CYLINDER 1 IGNITION COIL CYLINDER 2 FUEL INJECTOR CYLINDER 2 IGNITION COIL CYLINDER 3 IGNITION COIL CYLINDER 4 IGNITION COIL ENGINE OIL FILL LEVEL SENSOR GRN/WHT WIRE GRN/YEL WIRE GRY/BRN WIRE GRY/RED WIRE GRY/VIO WIRE GRY/YEL WIRE KNOCK SENSOR 1 POWER SUPPLY POTENTIAL DISTRIBUTOR 1 QUANTITY CONTROL VALVE RED WIRE RED/BLU WIRE RED/GRN WIRE VENT LINE CONTACT SWITCH 1 VIO/BLK WIRE VIO/BLU WIRE VIO/BRN WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/RED WIRE W/ POWER VARIANT UPRATED 1 WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/YEL WIRE YEL/WHT WIRE