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

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

BLK WIRE BLU WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L CENTRAL LOCKING MOTOR COMPUTER DATA LINES SYSTEM DRIVER TRUNK LID/LIFTGATE CONTROL BUTTON DRIVER-SIDE FUSE, RELAY MODULE FUSE 214 FUSE 302 FUSE 406 GRN WIRE GRY WIRE GRY/RED WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED LEFT FRONT DOOR AMBIANCE ILLUMINATION LEFT FRONT DOOR CENTRAL LOCKING INTERIOR SWITCH LEFT FRONT DOOR CONTROL UNIT LEFT FRONT DOOR DOOR HANDLE ILLUMINATION LEFT FRONT DOOR EXTERIOR DOOR HANDLE ILLUMINATION LEFT FRONT DOOR HANDLE AMBIANCE ILLUMINATION LEFT FRONT DOOR LOCK MOT GND/(+) MOT GND/(+) 31 ORG/ WIRE REAR FUSE, RELAY MODULE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE ROTARY TUMBLER SWITCH SIG W/ INTERIOR LIGHTS PACKAGE YEL WIRE

BL (+) BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BRN WIRE BRN/RED WIRE BRN/YEL WIRE BUL (+) CAN A H CAN A L CAN B L CENTER STOP LAMP COMPUTER COMPUTER DATA LINES SYSTEM COUPE DATA LINES DIAG FUSE 476 GRN/BLU WIRE GRN/VIO WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/YEL WIRE HECKR HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED INNER LEFT REAR LAMP UNIT INNER RIGHT REAR LAMP UNIT LEFT LICENSE PLATE LAMP LEFT REAR LAMP UNIT LIN REAR FUSE, RELAY MODULE REAR SAM CONTROL UNIT RED WIRE RED/GRN WIRE RED/GRY WIRE RFL (+) RIGHT LICENSE PLATE LAMP RIGHT REAR LAMP UNIT SIG SIG (+) CAN-B H SIG (+) HECKD SYSTEM TL (+) TL/PL/BL TSI (+) TL/PL/BL TSI (+) HECKL TL/PL/BL/TSI (+) TL/PL/BL/TSI (+) DIAG TOUCHPAD TSI (+) W/ FUEL CELL RETROFITTING W/O FUEL CELL RETROFITTING YEL WIRE YEL/WHT WIRE

AIR CONDITIONING SYSTEM ANTI-LOCK BRAKES, INSTRUMENT CLUSTER, WARNING SYSTEMS ANTI-THEFT SYSTEM BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLU WIRE BLU/BRN WIRE BLU/GRN 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 ENGINE CONTROLS SYSTEM FRONT SAM CONTROL UNIT (LEFT END OF DASH) GRN WIRE GRN/BLU WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/ORG WIRE GRY/WHT WIRE HAZARD LIGHT HAZARD SIG HEADLIGHTS SYSTEM HEADLIGHTS, EXTERIOR LIGHTS SYSTEMS HORNS SYSTEM INSTRUMENT CLUSTER SYSTEM LDS SGN 1 LDS SGN 2 LDS SGN 3 LIN 1 LL BU PNK WIRE PNK/GRN WIRE RBA REAR SAM CONTROL UNIT CIRCUIT RED/BLU WIRE RED/WHT WIRE SIG SIG RBA-1 SUPPLEMENTAL RESTRAINTS SYSTEM TFL TSI-L (+) VIO WIRE WHT WIRE WIPER/WASHER SYSTEM WIPER/WASHER SYSTEM AIR CONDITIONING SYSTEM YEL WIRE

AUDIO EQUIPMENT FAN MOTOR AUDIO/ COMAND DISPLAY BOOSTER BLOWER ELECTRONIC BLOWER REGULATOR BRN WIRE BRN/BLK WIRE BRN/YEL WIRE CARSHARING CONTROL UNIT CIRCUIT 31 POTENTIAL DISTRIBUTOR 1 CIRCUIT 31 POTENTIAL DISTRIBUTOR 2 CLIMATE CONTROL OPERATING UNIT CLIMATE CONTROL UNIT CYLINDER 1 IGNITION COIL CYLINDER 2 IGNITION COIL CYLINDER 3 IGNITION COIL CYLINDER 4 IGNITION COIL DIAGNOSTIC CONNECTOR DRIVER SIDE ENGINE HOOD CONTACT SWITCH DRIVER-SIDE INSTRUMENT PANEL BUTTON GROUP DRIVETRAIN SENSOR CAN (CAN I) POTENTIAL DISTRIBUTOR ELECTRICAL CONNECTOR ELECTRIC COOLANT PUMP ELECTRIC PARKING BRAKE SWITCH ELECTRONIC BLOWER CONTROLLER ELECTRONIC STABILITY PROGRAM CONTROL UNIT FAN MOTOR HEAD-UP DISPLAY INSTRUMENT CLUSTER KEYLESS GO START/STOP BUTTON LEFT FRONT FOOTWELL AMBIANCE ILLUMINATION LEFT INTERIOR CAN (CAN B) POTENTIAL DISTRIBUTOR ELECTRICAL CONNECTOR ME-SFI (ME) CONTROL UNIT NCA WIRE PERIPHERALS CAN (CAN PER) POTENTIAL DISTRIBUTOR ELECTRICAL CONNECTOR RIGHT FRONT FOOTWELL AMBIANCE ILLUMINATION STARTER ALTERNATOR COOLANT PUMP STEERING COLUMN MODULE CONTROL UNIT STOWAGE COMPARTMENT ILLUMINATION TELEMATICS CAN (CAN A) POTENTIAL DISTRIBUTOR ELECTRICAL CONNECTOR TOP OF ENGINE) UPPER CONTROL PANEL CONTROL UNIT W/ AMBIANCE ILLUMINATION, INTERIOR LIGHTS PACKAGE W/ FUEL CELL RETROFITTING WHT WIRE

AUDIO H AUDIO L+ BATTERY DISCONNECT BATTERY DISCONNECT SWITCH RELAY ENERGIZED BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/GRN WIRE BRN/WHT WIRE BRN/YEL WIRE CAN A H CAN A L CAN HMI H CAN HMI L COC COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE DRIVER-SIDE INSTRUMENT PANEL BUTTON GROUP FRONT SAM CONTROL UNIT (LEFT END OF DASH) FUSE 200 FUSE 209 206 FUSE 322 FUSE 4 FUSE 6 GRN WIRE GRY/BLK WIRE HAND MOTION SENSOR HAZARD LIGHT HAZARD SIG HEAD-UP DISPLAY (UPPER LEFT CENTER OF DASH) HOT AT ALL TIMES HOT W/ INSTRUMENT CLUSTER INSTRUMENT CLUSTER SPEAKER LIN 1 LVDS H LVDS L LVDS_H TRM MULTIPLE FUSE 2 MULTIPLE FUSE 3 NCA WIRE ORG/ WIRE PASSENGER-SIDE A-PILLAR FUSE BOX RED WIRE RED/WHT WIRE RED/YEL WIRE SHD SIG SWITCH RELAY ENERGIZED TRM W/ FUEL CELL RETROFITTING W/O FUEL CELL RETROFITTING WINDSHIELD WASHER SYSTEM WASHER FLUID LEVEL SWITCH YEL WIRE YEL/WHT WIRE

AUDIO H AUDIO L+ BATTERY DISCONNECT BATTERY DISCONNECT SWITCH RELAY ENERGIZED BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/GRN WIRE BRN/WHT WIRE BRN/YEL WIRE CAN A H CAN A L CAN HMI H CAN HMI L COC COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE DRIVER-SIDE INSTRUMENT PANEL BUTTON GROUP FRONT SAM CONTROL UNIT (LEFT END OF DASH) FUSE 200 FUSE 209 206 FUSE 322 FUSE 4 FUSE 6 GRN WIRE GRY/BLK WIRE HAND MOTION SENSOR HAZARD LIGHT HAZARD SIG HEAD-UP DISPLAY (UPPER LEFT SIDE OF DASH) HOT AT ALL TIMES HOT W/ HSVC INSTRUMENT CLUSTER INSTRUMENT CLUSTER SPEAKER LIN 1 LVDS H LVDS L LVDS_H TRM MULTIPLE FUSE 2 MULTIPLE FUSE 3 NCA WIRE ORG/ WIRE PASSENGER-SIDE A-PILLAR FUSE BOX RED WIRE RED/WHT WIRE RED/YEL WIRE SHD SIG SOUND SYSTEMS SWITCH RELAY ENERGIZED TRM W/ FUEL CELL RETROFITTING W/O FUEL CELL RETROFITTING WHT WIRE WINDSHIELD WASHER SYSTEM WASHER FLUID LEVEL SWITCH YEL 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

BATTERY CLAMP FUSE BLK WIRE BLK/YEL WIRE BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/PNK WIRE BLU/YEL WIRE BRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L CAN H H CAN H L COMPUTER DATA LINES SYSTEM CRASH DRIVER BELT FORCE LIMITER FRONT PASSENGER BELT FORCE LIMITER FRONT PASSENGER ETR (GUS) SQUIB FUEL CELL MANAGEMENT SYSTEM CONTROL UNIT FUSE 477 GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE GRY/YEL WIRE HOT AT ALL TIMES LEFT REAR SEAT BELT BUCKLE SWITCH LEFT SIDE BAG SENSOR ME-SFI (ME) CONTROL UNIT NCA WIRE PNK WIRE PNK/BLK WIRE PNK/YEL WIRE REAR FUSE, RELAY MODULE REAR SAM CONTROL UNIT RED WIRE RED/GRN WIRE RED/YEL WIRE REFRIGERANT INERTING SQUIB RIGHT ACTIVE ENGINE HOOD SQUIB RIGHT REAR SEAT BELT BUCKLE SWITCH SIG SIG (+) SIG GND SIG GND SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT VIO WIRE VIO/WHT WIRE VIO/YEL WIRE W/ FUEL CELL RETROFITTING WHT/GRN WIRE YEL/BLK WIRE

BLK WIRE BLK/YEL WIRE BLU WIRE BLU/PNK WIRE BLU/YEL WIRE BRN WIRE BRN/YEL WIRE DRIVER KNEEBAG SQUIB DRIVER SIDE BAG SQUIB FRONT PASSENGER AIR BAG BLEED VALVE SQUIB FRONT PASSENGER AIR BAG SQUIB 1 FRONT PASSENGER AIR BAG SQUIB 2 FRONT PASSENGER SEAT OCCUPANCY RECOGNITION FRONT PASSENGER SIDE BAG SQUIB GRN WIRE GRN/BLU WIRE GRN/YEL WIRE GRY WIRE GRY/YEL WIRE HERMES CONTROL UNIT LEFT "C" PILLAR) LEFT REAR EMERGENCY TENSIONING RETRACTOR SQUIB LEFT REAR SIDE BAG SQUIB LEFT WINDOW BAG SQUIB NCA WIRE PNK/BLK WIRE PNK/GRN WIRE PNK/YEL WIRE SIG VIO WIRE VIO/YEL WIRE W/ HERMES LTE WEIGHT SENSING SYSTEM (WSS) CONTROL UNIT YEL/WHT WIRE