Mercedes-Benz GLC-class Coupe C253 facelift (2019-2023) basic Wiring diagrams

2 3 CLUTCH (+) 6 7 SIG (+) AFV PNK (+) WIRE BASIC BLK WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE CAN B H CAN B L CAN HMI H CAN HMI L CENTRAL AIR DISTRIBUTION POSITION DETECTION MICROSWITCH CLIMATE CONTROL OPERATING UNIT CLIMATE CONTROL UNIT (RIGHT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE ENGINE COMPARTMENT PREFUSE BOX ENGINE FUSE, RELAY MODULE EVAPORATOR TEMPERATURE SENSOR FUSE 101 FUSE 119 FUSE 206 FUSE 207 FUSE 208 FUSE 3 FUSE 7 GRN WIRE GRN/BLU WIRE GRN/VIO WIRE GRN/WHT WIRE GRY/RED WIRE HOT AT ALL TIMES HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED HOT W/ CIRCUIT HOT W/ CPC RELAY ENERGIZED INSTRUMENT CLUSTER LEFT FOOTWELL VENT AIR OUTLET TEMPERATURE SENSOR NCA WIRE PNK WIRE REAR CENTER AIR VENT AIR OUTLET TEMPERATURE SENSOR RED WIRE RED/BLK WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RIGHT FOOTWELL VENT AIR OUTLET TEMPERATURE SENSOR SIG SIG GND VEHICLE INTERIOR PREFUSE BOX VIO/YEL WIRE YEL WIRE YEL/VIO WIRE YEL/WHT WIRE

ALTERNATOR BASIC BATTERY DISCONNECT SWITCH RELAY BATTERY SENSOR BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN C H CAN C L CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM FRONT SAM CONTROL UNIT FUSE 13 INSTRUMENT CLUSTER ME-SFI (ME) CONTROL UNIT NCA WIRE ON-BOARD ELECTRICAL SYSTEM BATTERY RED WIRE RIGHT VEHICLE-END, ENGINE-END BUSBAR STUD 2 STARTING CIRCUIT VIO WIRE VIO/WHT WIRE YEL WIRE YEL/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

AUGMENTED REALITY CAMERA BACKUP CAMERA CONTROL UNIT BASIC BRN WIRE CAN H H CAN H L CAN HMI H CAN HMI L HEAD-UP DISPLAY INSTRUMENT CLUSTER LEFT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR NCA WIRE REAR OF LUGGAGE COMPT) RIGHT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT TIRE PRESSURE MONITOR CONTROL UNIT USER INTERFACE CAN (CAN HMI) POTENTIAL DISTRIBUTOR ELECTRICAL CONNECTOR VIO WIRE VIO/WHT WIRE YEL WIRE YEL/WHT WIRE

BASIC BBV VR BCL SW DR(-) 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 B L RBA-1 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 COMPARTMENT PREFUSE BOX FRONT SAM CONTROL UNIT FUSE 1 FUSE 200 FUSE 312 FUSE 316 FUSE 322 FUSE 477 GRN WIRE GRY/BLU WIRE GRY/GRN WIRE HOT AT ALL TIMES HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED INSTRUMENT CLUSTER LEFT FRONT DOOR CONTROL UNIT LEFT FRONT DOOR LOCK LEFT FRONT DOOR ROTARY TUMBLER SWITCH PASSENGER-SIDE A-PILLAR FUSE BOX PWR-1 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 3 SIG 4 SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT VIO WIRE VIO/WHT WIRE W/ FUEL CELL RETROFITTING W/O FUEL CELL RETROFITTING WHT WIRE WHT/GRY WIRE YEL WIRE YEL/WHT WIRE