Mercedes-Benz GLC-class Coupe C253 facelift (2019-2023) blu/wht 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

BLU WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE BUL (+) BUL (+) HECKD CAN B H CAN B L CAN H H CAN H L COMPUTER DATA LINES SYSTEM ELECTRONIC STABILITY PROGRAM CONTROL UNIT FULLY INTEGRATED TRANSMISSION CONTROL UNIT FUSE 477 GRY/BLU WIRE GRY/YEL WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED INNER LEFT REAR LAMP UNIT INNER RIGHT REAR LAMP UNIT REAR FUSE, RELAY MODULE REAR SAM CONTROL UNIT RED WIRE VIO WIRE VIO/WHT WIRE

AUDIO H AUDIO L+ AUDIO/COMAND DISPLAY BLK WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRN WIRE CAN A H CAN A L CENTER INSTRUMENT PANEL SPEAKER COMPUTER DATA LINES SYSTEM FRONT CENTER CONSOLE USB CONNECTOR FUSE 202 GRN WIRE GRY WIRE GRY/BLK WIRE HEAD UNIT (CENTER OF DASH) HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED HSVL MOST MULTIMEDIA CONNECTION UNIT MULTIPLE FUSE 1 MULTIPLE FUSE 2 MULTIPLE FUSE 3 NCA WIRE ORG/ WIRE PASSENGER-SIDE A-PILLAR FUSE BOX RED WIRE RED/WHT WIRE RIGHT FOOTWELL WOOFER SHD SHD CID/PIP SHIELD SHIELD EMOST SHIELD MM-BOX SIG SOUND AMPLIFIER CIRCUIT SUBWOOFER AMPLIFIER TV CARD READER (IF EQUIPPED) USB USB (+) 4 USB CI+ USB H USB DATA H USB DATA L USB GND USB H USB L USB RUI H USB RUI L VIO WIRE VIO/BLK WIRE W/ MIDLINE SOUND SYSTEM W/ WIRELESS MOBILE PHONE CHARGING W/O MIDLINE SOUND SYSTEM W/O WIRELESS MOBILE PHONE CHARGING WAKE-UP WHT/ORG 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

ACTIVE BRAKE ASSIST CONTROLLER UNIT BLU WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN C H CAN C L CAN PER H CAN PER L DRIVETRAIN CONTROL UNIT (RIGHT FRONT FOOTWELL) FLEX-E BM FLEX-E BP FLEX-E BP PNK FLEX-E BM WIRE GRN WIRE GRN/WHT WIRE LEFT FRONT LAMP UNIT LEFT OUTER REAR BUMPER INTEGRATED RADAR SENSOR LEFT OUTER REAR BUMPER RADAR SENSOR MONO MULTI-FUNCTION CAMERA PARKING SYSTEM CONTROL UNIT (LEFT SIDE OF LUGGAGE COMPT) PERIPHERALS CAN (CAN PER) POTENTIAL DISTRIBUTOR ELECTRICAL CONNECTOR PNK FLEX-E BM WIRE PNK WIRE RIGHT FRONT LAMP UNIT RIGHT OUTER REAR BUMPER INTEGRATED RADAR SENSOR RIGHT OUTER REAR BUMPER RADAR SENSOR VIO WIRE VIO/WHT WIRE W/O FUEL CELL RETROFITTING YEL WIRE YEL/WHT WIRE

AMBIANCE ILLUMINATION CONTROL UNIT BLU WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CLIMATE CONTROL UNIT DC/DC CONVERTER CONTROL UNIT DRIVER SEAT CONTROL UNIT FRONT PASSENGER SEAT CONTROL UNIT FRONT SAM CONTROL UNIT KEYLESS-GO CONTROL UNIT LEFT FRONT DOOR CONTROL UNIT LEFT FRONT MULTICONTOUR SEAT CONTROL MODULE LEFT INTERIOR CAN (CAN B) POTENTIAL DISTRIBUTOR ELECTRICAL CONNECTOR LEFT REAR DOOR CONTROL UNIT OVERHEAD CONTROL PANEL CONTROL UNIT PANORAMIC SLIDING SUNROOF CONTROL MODULE REAR SAM CONTROL UNIT RIGHT FRONT DOOR CONTROL UNIT RIGHT FRONT MULTICONTOUR SEAT CONTROL MODULE RIGHT REAR DOOR CONTROL UNIT SLIDING ROOF CONTROL MODULE TAILGATE CONTROL UNIT VIO WIRE VIO/WHT WIRE YEL WIRE YEL/WHT WIRE

AUDIO/COMAND DISPLAY BLK WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRN WIRE CAN A H CAN A L CAN C H CAN C L CAN HMI H CAN HMI L FUEL PUMP CONTROL UNIT FULLY INTEGRATED TRANSMISSION CONTROL UNIT HAND MOTION SENSOR HEAD UNIT (CENTER OF DASH) LEFT LOWER CONTROL PANEL LIN ME-SFI (ME) CONTROL UNIT MOBILE PHONE CRADLE CONTROL UNIT RIGHT LOWER CONTROL PANEL SOUND SYSTEM AMPLIFIER CONTROL UNIT TELEMATICS CAN (CAN A) POTENTIAL DISTRIBUTOR ELECTRICAL CONNECTOR TOUCHPAD UPPER CONTROL PANEL CONTROL UNIT VIO WIRE VIO/WHT WIRE W/ FUEL CELL RETROFITTING W/O FUEL CELL RETROFITTING YEL WIRE YEL/WHT WIRE

BATTERY DISCONNECT BLK WIRE BLK/RED WIRE BLU WIRE BLU/WHT WIRE BRAKE FLUID LEVEL SWITCH BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L CAN H H CAN H L COMPUTER DATA LINES SYSTEM COOLANT LEVEL SWITCH EARLY PRODUCTION ELECTRIC PARKING BRAKE SWITCH ELECTRIC STABILITY PROGRAM CONTROL UNIT FUEL PRESSURE SENSOR (IN FUEL TANK) FUEL PUMP CONTROL UNIT FUSE 477 GRN WIRE GRN/GRY WIRE GRN/PNK WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE HAZARD LIGHT HAZARD SIG HOT W/ LATE PRODUCTION LEFT FUEL TANK FUEL LEVEL INDICATOR FILL LEVEL SENSOR NCA WIRE REAR FUSE, RELAY MODULE REAR SAM CONTROL UNIT RED WIRE RED/WHT WIRE RIGHT FRONT BRAKE WEAR SENSOR RIGHT FUEL TANK FUEL LEVEL INDICATOR FILL LEVEL SENSOR SIG SIG (1) SIG (2) SIG 3 SIG 4 SIG SIG SWITCH RELAY ENERGIZED TOUCHPAD UPPER CONTROL PANEL CONTROL UNIT VEHICLE INTERIOR/ FUEL TANK ELECTRICAL CONNECTOR VIO WIRE VIO/WHT WIRE WHT WIRE YEL WIRE

BATTERY DISCONNECT BLK WIRE BLK/RED WIRE BLU WIRE BLU/WHT WIRE BRAKE FLUID LEVEL SWITCH BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L CAN H H CAN H L COMPUTER DATA LINES SYSTEM COOLANT LEVEL SWITCH EARLY PRODUCTION ELECTRIC PARKING BRAKE SWITCH ELECTRONIC STABILITY PROGRAM CONTROL UNIT FUEL PRESSURE SENSOR (IN FUEL TANK) FUEL PUMP CONTROL UNIT FUSE 477 GRN WIRE GRN/GRY WIRE GRN/PNK WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE HAZARD LIGHT HAZARD SIG HOT W/ LATE PRODUCTION LEFT FUEL TANK FUEL LEVEL INDICATOR FILL LEVEL SENSOR NCA WIRE REAR FUSE, RELAY MODULE REAR SAM CONTROL UNIT RED WIRE RED/WHT WIRE RIGHT FRONT BRAKE WEAR SENSOR RIGHT FUEL TANK FUEL LEVEL INDICATOR FILL LEVEL SENSOR SIG SIG (1) SIG (2) SIG 3 SIG 4 SIG SIG SWITCH RELAY ENERGIZED TOUCHPAD UPPER CONTROL PANEL CONTROL UNIT VEHICLE INTERIOR/ FUEL TANK ELECTRICAL CONNECTOR VIO WIRE VIO/WHT WIRE WHT WIRE YEL WIRE

AUDIO H AUDIO L+ BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE COMPUTER DATA LINES SYSTEM EMOST FUSE 473 GRN WIRE GRN/BLK WIRE GRY WIRE GRY/BLK WIRE HEAD UNIT (CENTER OF DASH) HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED LEFT FRONT DOOR MIDRANGE SPEAKER LEFT FRONT DOOR TWEETER LEFT REAR SURROUND SOUND SYSTEM MIDRANGE SPEAKER MOST MUTE NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK WIRE PNK/BLK WIRE REAR FUSE, RELAY MODULE RED WIRE SHD SOUND SYSTEM AMPLIFIER CONTROL UNIT VIO WIRE VIO/BLK WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE