Mercedes-Benz GLC-class X254 (2022-2024) driver-side fuse, relay module Wiring diagrams

BLK WIRE BRN 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 5 FUSE 7 GRN WIRE GRN/BLU WIRE GRN/VIO WIRE GRN/WHT WIRE GRY/RED WIRE HOT AT ALL TIMES HOT W/ CIRCUIT HOT W/ CPC RELAY ENERGIZED INSTRUMENT CLUSTER LEFT FOOTWELL VENT AIR OUTLET TEMPERATURE SENSOR N/A PNK WIRE PTC HEATER BOOSTER RED WIRE RED/BLK WIRE RED/GRN WIRE RED/WHT WIRE RIGHT FOOTWELL VENT AIR OUTLET TEMPERATURE SENSOR SIG SIG (+) 2 3 SIG (+) SIG GND VALVE (+) PNK (+) WIRE VEHICLE INTERIOR PREFUSE BOX VIO/YEL WIRE YEL WIRE YEL/VIO WIRE YEL/WHT WIRE

AM FM DABIII BLK WIRE BLK/WHT WIRE BLU WIRE BLUETOOTH/WIF ANTENNA BRN WIRE CAN A H CAN A L CAN HIM L CAN HMI H COMPUTER DATA LINES SYSTEM DIAG DIAGNOSTIC CONNECTOR DIGITAL INSTRUMENT CLUSTER FAN MOTOR DRIVER HANDS-FREE SYSTEM MICROPHONE DRIVER-SIDE FUSE, RELAY MODULE ETH (-) FM 1, AM, CL (ZV), KEYLESS GO ANTENNA AMPLIFIER FM DABIII FRONT PASSENGER HANDS-FREE SYSTEM MICROPHONE FUSE 209 FUSE 304 GRN WIRE GRN/ORG WIRE HEAD UNIT (CENTER OF DASH) HOT AT ALL TIMES MIC H MIC-L NCA WIRE ORG/ WIRE PASSENGER-SIDE A-PILLAR FUSE BOX PNK GND WIRE PNK WIRE RED WIRE SDARS SDARS ANTENNA SHIELD SHIELD BT/WLAN SHIELD FM/AM SHIELD WLAN SIG W-LAN WAKE-UP WHT WIRE WHT/BLK WIRE WHT/ORG WIRE WLAN ANTENNA YEL WIRE YEL/WHT WIRE

BLK WIRE BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/ORG WIRE BRN/RED WIRE BRN/VIO WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE FRONT SAM CONTROL UNIT (LEFT END OF DASH) FUSE 200 HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED IL (+) LEFT FRONT FOOTWELL AMBIANCE ILLUMINATION LAMP LEFT REAR DOME LAMP OVERHEAD CONTROL PANEL CONTROL UNIT R/L GND RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RIGHT FRONT FOOTWELL AMBIANCE ILLUMINATION LAMP RIGHT REAR DOME LAMP RL (+) SIG SIG (+) CAN-B L SIG (+) COC STOWAGE COMPARTMENT ILLUMINATION WHT WIRE YEL WIRE

BLU WIRE BRN WIRE CAN HMI H CAN-D H CAN-D L DIAGNOSTIC CONNECTOR DRIVER-SIDE FUSE, RELAY MODULE ELECTRONIC IGNITION SWITCH CONTROL UNIT ETH (-) FUSE 204 GRN WIRE GRY WIRE GRY/WHT WIRE HEAD UNIT (CENTER OF DASH) HERMES CONTROL UNIT HOT AT ALL TIMES ORG/ WIRE PNK WIRE RED/GRN WIRE WAKE-UP WHT/BLK WIRE

15 M AIR CONDITIONING, WIPER/WASHER, HEADLIGHTS, EXTERIOR LIGHTS SYSTEMS ANTI-LOCK BRAKES SYSTEM COOLING FANS SYSTEM BLK/RED WIRE BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE COOLING FANS SYSTEM DOOR LOCKS SYSTEM DOOR LOCKS, ANTI-THEFT SYSTEMS DRIVER-SIDE FUSE, RELAY MODULE ENGINE FUSE, RELAY MODULE FRONT SAM CONTROL UNIT (LEFT END OF DASH) FUSE 123 FUSE 200 FUSE 201 GRN WIRE HORNS SYSTEM HOT AT ALL TIMES HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED PNK/RED WIRE POWER DISTRIBUTION SYSTEM RED WIRE RED/WHT WIRE RED/YEL WIRE REL GND REL O (+) REL O GND SIG STARTING/CHARGING SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM YEL WIRE

BLK WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CLIMATE CONTROL OPERATING UNIT COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE FUSE 206 FUSE 302 FUSE 406 HEAT (+) HEAT GND HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED LEFT FRONT DOOR CONTROL UNIT LEFT OUTSIDE MIRROR PASSENGER-SIDE A-PILLAR FUSE BOX REAR FUSE, RELAY MODULE RED WIRE RED/WHT WIRE RIGHT FRONT DOOR CONTROL UNIT RIGHT OUTSIDE MIRROR

BLK WIRE BLU/BRN WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE ELECTRIC PARKING BRAKE SWITCH FLEX-E BM FLEX-E BP FRONT SAM CONTROL UNIT (LEFT END OF DASH) FUSE 200 FUSE 210 GRN WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED LEFT LUGGAGE COMPARTMENT REAR BACKREST RELEASE BUTTON PNK WIRE PNK/GRN WIRE RED WIRE RED/BLK WIRE RIGHT LUGGAGE COMPARTMENT REAR BACKREST RELEASE BUTTON SENS SIG (2) SIG 1 PNK SENS (+) COC WIRE SIG 3 STEERING COLUMN MODULE CONTROL UNIT VIO WIRE

15 M 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 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 FUSE, RELAY MODULE FRONT SAM CONTROL UNIT FUSE 128 FUSE 200 FUSE 316 FUSE 322 FUSE 476 GRN WIRE GRY WIRE GRY/BLU WIRE GRY/GRN WIRE 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 LEFT FRONT DOOR LOCK MOT (+) OR GND MOT GND OR (+) NCA WIRE ORG/ WIRE ORG/BLU WIRE PASSENGER-SIDE A-PILLAR FUSE BOX 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 (1) SIG (2) SIG 3 SIG 4 SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT VIO WIRE VIO/WHT WIRE WHT WIRE WHT/GRY WIRE YEL WIRE YEL/WHT WIRE

BLK WIRE BLK/YEL WIRE BLU WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM CRASH DRIVER AIR BAG SQUIB 1 DRIVER AIR BAG SQUIB 2 DRIVER SEAT BELT BUCKLE SWITCH DRIVER-SIDE FUSE, RELAY MODULE FRONT PASSENGER SEAT BELT BUCKLE SWITCH FRONT SAM CONTROL UNIT FUSE 200 FUSE 316 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/YEL WIRE GRY/GRN WIRE HOT AT ALL TIMES PASSENGER-SIDE A-PILLAR FUSE BOX PNK/GRN WIRE PNK/RED WIRE RED WIRE RED/WHT WIRE RIGHT REAR EMERGENCY TENSIONING RETRACTOR SQUIB RIGHT SIDE BAG SENSOR STEERING COLUMN MODULE CONTROL UNIT VIO WIRE VIO/YEL WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRY WIRE

AUDIO H AUDIO L+ BLK WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/ORG WIRE BLU/RED WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/VIO WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER TRUNK LID/ LIFTGATE CONTROL BUTTON DRIVER-SIDE FUSE, RELAY MODULE FRONT SAM CONTROL UNIT FUSE 200 FUSE 302 FUSE 475 FUSE 476 FUSE 477 GRN WIRE GRN/WHT WIRE HECKR HOT AT ALL TIMES HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED LEFT FRONT DOOR CONTROL UNIT MOT- REAR FUSE, RELAY MODULE REAR SAM CONTROL UNIT REAR SIGNAL ACQUISITION, ACTUATION MODULE CONTROL UNIT RED WIRE SIG SIG (+) HECKD TAILGATE CONTROL UNIT (CENTER OF TAILGATE) TAILGATE LOCKING ELEMENT TANK CAP CENTRAL LOCKING ACTUATOR TRUNK LID/ LIFTGATE CONTROL BUTTON TRUNK LID/ LIFTGATE EXTERNAL OPERATION SWITCH TRUNK LID/LIFTGATE CONTROL WARNING BUZZER TRUNK LID/LIFTGATE LOCK VIO WIRE