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

ADAPTIVE DAMPING SYSTEM CONTROL UNIT AIR BODY CONTROL VALVE UNIT BLK WIRE BLK/BRN WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/GRY WIRE BLU/RED WIRE BRN/BLK WIRE ENGINE COMPARTMENT PREFUSE BOX FUSE 5 GRN/GRY WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/RED WIRE GRY/VIO WIRE GRY/WHT WIRE GRY/YEL WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED LEFT FRONT LEVEL SENSOR LEFT REAR LEFT REAR AXLE DAMPING VALVE UNIT LEFT REAR LEVEL SENSOR RED WIRE RIGHT FRONT RIGHT FRONT AXLE DAMPING VALVE UNIT RIGHT FRONT LEVEL SENSOR RIGHT REAR RIGHT REAR AXLE DAMPING VALVE UNIT SIG SOLENOID VALVE 1 VALVE 2 VLV 2 H VLV 2 L WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE

AIR BODY CONTROL VALVE UNIT BLK WIRE BLK/BRN WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/GRY WIRE BLU/RED WIRE BRN/BLK WIRE ENGINE COMPARTMENT PREFUSE BOX FUSE 5 GRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/RED WIRE GRY/VIO WIRE GRY/WHT WIRE GRY/YEL WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED LEFT FRONT LEVEL SENSOR LEFT REAR LEFT REAR AXLE DAMPING VALVE UNIT LEFT REAR LEVEL SENSOR LET REAR PNK WIRE RED WIRE RIGHT FRONT RIGHT FRONT AXLE DAMPING VALVE UNIT RIGHT FRONT LEVEL SENSOR RIGHT REAR RIGHT REAR AXLE DAMPING VALVE UNIT SOLENOID VALVE 1 VALVE 2 WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE

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 COOLANT THERMOSTAT HEATING ELEMENT ELECTRIC COOLANT PUMP 2 ENGINE COMPARTMENT PREFUSE BOX FUSE 104 FUSE 107 FUSE 5 FUSE 9 GRN/YEL WIRE GRY/YEL WIRE HOT W/ HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED LEFT FRONT DOOR CONTROL UNIT LEFT FRONT SEAT ADJUSTMENT SWITCH GROUP LEFT FRONT SEAT CLIMATE CONTROL SWITCH GROUP ME-SFI (ME) CONTROL UNIT POWER SUPPLY POTENTIAL DISTRIBUTOR 2 POWER SUPPLY POTENTIAL DISTRIBUTOR 3 RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RELAY ENERGIZED SIG VIO WIRE W/ MEMORY W/O MEMORY WHT WIRE

BASIC BLK/YEL WIRE BRN WIRE CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM COOLANT THERMOSTAT HEATING ELEMENT ENGINE COMPARTMENT PREFUSE BOX ENGINE FUSE, RELAY MODULE FAN MOTOR (BEHIND RADIATOR) FUSE 101 FUSE 119 FUSE 7 GRY/YEL WIRE HOT W/ HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED HOT W/ CPC RELAY ENERGIZED INSTRUMENT CLUSTER POWER SUPPLY POTENTIAL DISTRIBUTOR 3 RED WIRE RED/GRN WIRE RELAY ENERGIZED YEL WIRE YEL/WHT WIRE

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 BLK/RED WIRE BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN H H CAN H L CAN HMI H CAN HMI L COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE ELECTRIC PARKING BRAKE SWITCH ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE FUSE, RELAY MODULE EXTERIOR LIGHTS SWITCH FLEX-E BM FLEX-E BP FRONT SAM CONTROL UNIT FUSE 128 FUSE 200 FUSE 210 FUSE 322 GRN WIRE GRN/BRN WIRE GRN/RED WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/VIO WIRE GRY/YEL WIRE HAZARD LIGHT COC HAZARD SIG 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 (IN LEFT FRONT DOOR) LEFT FRONT LAMP UNIT LEFT OUTSIDE MIRROR LEFT OUTSIDE MIRROR TURN SIGNAL LAMP NCA WIRE PASSENGER-SIDE A-PILLAR FUSE BOX PNK WIRE PNK/RED WIRE RED WIRE RED/BLK WIRE RED/YEL WIRE RIGHT FRONT DOOR CONTROL UNIT (IN RIGHT FRONT DOOR) RIGHT FRONT LAMP UNIT RIGHT OUTSIDE MIRROR RIGHT OUTSIDE MIRROR TURN SIGNAL LAMP SENS SIG SIG (1) SIG (2) SIG 3 SIG 3 PNK SENS (+) WIRE SML STEERING COLUMN MODULE CONTROL UNIT STOP LAMP SWITCH SYSTEM TSI R (+) TSI-L (+) VIO WIRE VIO/WHT WIRE W/O FUEL CELL RETROFITTING YEL WIRE YEL/WHT WIRE

15 M ANTI-LOCK BRAKES SYSTEM COOLING FANS SYSTEM ANTI-THEFT SYSTEM ANTI-THEFT SYSTEM ENGINE CONTROLS SYSTEM BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/GRN WIRE COOLING FANS SYSTEM DRIVER-SIDE FUSE, RELAY MODULE ENGINE CONTROLS SYSTEM ENGINE FUSE, RELAY MODULE FRONT SAM CONTROL UNIT (LEFT END OF DASH) FUSE 123 FUSE 200 FUSE 201 GRN WIRE GRY/BLU WIRE GRY/PNK WIRE GRY/VIO WIRE GRY/YEL WIRE HEADLIGHTS SYSTEM HEADLIGHTS, EXTERIOR LIGHTS SYSTEMS HORNS SYSTEM HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED PNK/RED WIRE POWER DISTRIBUTION SYSTEM PWR-1 PWR-2 RBA-1 RED WIRE RED/WHT WIRE RED/YEL WIRE REL GND REL/O/(+) REL/O/GND SIG STARTING/CHARGING SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM TFL TSI R (+) YEL WIRE

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

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

ANTI-LOCK BRAKES SYSTEM ANTI-LOCK BRAKES, WARNING SYSTEMS BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/RED WIRE BRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE BUL (+) 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/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/WHT WIRE GRY/YEL WIRE INTERIOR LIGHTS, TRUNK, TAILGATE, FUEL DOORS SYSTEMS MOT GND/(+) MOT- NAVIGATION SYSTEM ORG/ WIRE ORG/PNK WIRE PNK WIRE PNK/GRN WIRE REAR SAM CONTROL UNIT (RIGHT FRONT OF LUGGAGE COMPT) RED WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RFL (+) SEATS SYSTEM SEATS, INTERIOR LIGHTS SYSTEMS SIG SIG (+) HECKD SUPPLEMENTAL RESTRAINTS SYSTEM TL (+) TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO WIRE WIPER/WASHER SYSTEM