Mercedes-Benz GLC-class X253 facelift (2019-2023) yel Wiring diagrams

BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/RED WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/YEL WIRE BRAKE VACUUM SENSOR BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/GRY WIRE CAN H H CAN H L COMPUTER DATA LINES SYSTEM ELECTRIC PARKING BRAKE SWITCH ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE COMPARTMENT PREFUSE BOX ENGINE FUSE, RELAY MODULE FLEX-E BM FLEX-E BP FUSE 1 FUSE 129 FUSE 2 GRN WIRE GRN/BRN (OR BRN/GRY) WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/RED WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/ORG WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED LEFT ELECTRIC PARKING BRAKE ACTUATOR MOTOR LEFT FRONT AXLE RPM SENSOR LEFT REAR AXLE RPM SENSOR MOT GND/(+) MOT GND/(+) 31 MOT GND/(+) SIG ORG/BLU WIRE PNK WIRE PNK/GRN WIRE POWER ELECTRONICS CONTROL UNIT RED WIRE RED/BLU WIRE RED/WHT WIRE RIGHT ELECTRIC PARKING BRAKE ACTUATOR MOTOR SIG SIG (1) SIG (2) SIG 3 SIG 4 STOP LAMP SWITCH VIO WIRE VIO/GRN WIRE VIO/WHT WIRE W/ FUEL CELL RETROFITTING W/O FUEL CELL RETROFITTING WHT WIRE WHT/YEL WIRE YEL WIRE

BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/YEL 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 HMI H CAN HMI L COC COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE FRONT SAM CONTROL UNIT (LEFT END OF DASH) FUSE 200 FUSE 477 GRN/GRY WIRE GRN/RED WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/ORG WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED INSTRUMENT CLUSTER PEDAL ANGLE SENSOR REAR FUSE, RELAY MODULE REAR SAM CONTROL UNIT RED WIRE RIGHT FRONT AXLE RPM SENSOR RIGHT FRONT BRAKE WEAR SENSOR RIGHT REAR AXLE RPM SENSOR RIGHT REAR BRAKE WEAR SENSOR SIG SIG GND WHT WIRE YEL WIRE YEL/WHT WIRE

ALARM SIREN BLU WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE CAN B H CAN B L CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM DRIVER SIDE ENGINE HOOD CONTACT SWITCH FRONT SAM CONTROL UNIT FUSE 312 FUSE 318 HOT AT ALL TIMES INSTRUMENT CLUSTER LEFT REAR WINDOW GLASS BREAKAGE SENSOR OVERHEAD CONTROL PANEL CONTROL UNIT PASSENGER SIDE ENGINE HOOD CONTACT SWITCH PASSENGER-SIDE A-PILLAR FUSE BOX REAR WINDOW GLASS BREAKAGE SENSOR RED WIRE RIGHT REAR WINDOW GLASS BREAKAGE SENSOR SIG UPPER CONTROL PANEL CONTROL UNIT YEL 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

BLK WIRE BLK/BLU WIRE BLK/VIO WIRE BLU WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER SEAT CONTROL UNIT DRIVER SEAT CUSHION LENGTH ADJUSTMENT MOTOR, HALL SENSOR DRIVER SEAT HEIGHT ADJUSTMENT MOTOR, HALL SENSOR DRIVER SEAT INCLINATION ADJUSTMENT MOTOR, HALL SENSOR DRIVER SEAT LUMBAR SUPPORT ADJUSTMENT SWITCH DRIVER SEAT LUMBAR SUPPORT PNEUMATIC PUMP DRIVER'S SEAT LUMBAR SUPPORT ELECTROPNEUMATIC CONTROLLER UNIT FUSE 4 FUSE 406 FUSE 470 GRN/VIO WIRE 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 MOT GND/(+) MOT- MULTIPLE FUSE 1 NCA WIRE ORG/ WIRE PASSENGER-SIDE A-PILLAR FUSE BOX REAR FUSE, RELAY MODULE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/VIO WIRE RED/WHT WIRE SEATS SYSTEM SENS SENS GND SIG SIG GND VIO WIRE W/ FUEL CELL RETROFITTING W/ SEAT HEATER, SEAT CLIMATE CONTROL W/O FUEL CELL RETROFITTING WHT WIRE WHT/BLK WIRE YEL WIRE

BRN WIRE CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE FUSE 213 411 FUSE 310 454 FUSE 412 FUSE 472 HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LEFT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR REAR FUSE, RELAY MODULE RED WIRE RED/BLK WIRE RED/GRN WIRE RIGHT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR W/ FUEL CELL RETROFITTING W/O FUEL CELL RETROFITTING YEL WIRE YEL/WHT WIRE

BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN LR H CAN LR L COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE ELECTRONIC IGNITION SWITCH CONTROL UNIT FLEX-E BP PNK FLEX-E BM WIRE FRONT SAM CONTROL UNIT FUSE 200 FUSE 210 GRN WIRE HORNS CONTACT PLATE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED LEFT FANFARE HORN NCA WIRE RED WIRE RED/BLK WIRE RIGHT FANFARE HORN SIG STEERING COLUMN MODULE CONTROL UNIT STEERING WHEEL ELECTRONICS YEL WIRE

BLK WIRE BLK/BLU WIRE BLK/VIO WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/VIO WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE FLEXRAY 1 BM FLEXRAY 1 BP FRONT PASSENGER SEAT CONTROL UNIT FRONT PASSENGER SEAT CUSHION LENGTH ADJUSTMENT MOTOR, HALL SENSOR FRONT PASSENGER SEAT FORE/AFT ADJUSTMENT MOTOR, HALL SENSOR FRONT PASSENGER SEAT HEIGHT ADJUSTMENT MOTOR, HALL SENSOR FRONT PASSENGER SEAT INCLINATION ADJUSTMENT MOTOR, HALL SENSOR FUSE 210 GRN WIRE GRN/VIO WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED MOT GND/(+) MOT- NCA WIRE ORG/ WIRE PNK WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/VIO WIRE RIGHT FRONT DOOR CONTROL UNIT RIGHT FRONT SEAT ADJUSTMENT SWITCH GROUP RIGHT FRONT SEAT CLIMATE CONTROL SWITCH GROUP SEATS SYSTEM SENS SENS GND SIG GND STEERING COLUMN MODULE CONTROL UNIT VIO WIRE W/ SEAT HEATER, SEAT CLIMATE CONTROL WHT WIRE WHT/BLK WIRE YEL 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

BASE BRN WIRE CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM FUSE 322 FUSE 467 HOT AT ALL TIMES HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED INSTRUMENT CLUSTER LEFT FRONT TIRE PRESSURE SENSOR LEFT REAR TIRE PRESSURE SENSOR PASSENGER-SIDE A-PILLAR FUSE BOX REAR FUSE, RELAY MODULE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT TIRE PRESSURE SENSOR RIGHT REAR TIRE PRESSURE SENSOR TIRE PRESSURE MONITOR CONTROL UNIT W/ FUEL CELL RETROFITTING W/O FUEL CELL RETROFITTING YEL WIRE YEL/WHT WIRE