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

BLK WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM FUSE 302 FUSE 303 FUSE 406 FUSE 408 FUSE 477 GRN/WHT WIRE GRY WIRE GRY/BLK WIRE HECKD HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED LEFT LUGGAGE COMPARTMENT LAMP LEFT TRUNK LID/ LIFTGATE AMBIENT LAMP, WARNING LAMP LOWER LEFT CENTER CONSOLE AMBIENT LIGHTING LOWER RIGHT CENTER CONSOLE AMBIENT LIGHTING PASSENGER-SIDE A-PILLAR FUSE BOX REAR FUSE, RELAY MODULE REAR SAM CONTROL UNIT RED WIRE RED/WHT WIRE RIGHT LUGGAGE COMPARTMENT LAMP SIG SIG (+) HECKL SIG HECKR SIG SIG TRUNK LID/ LIFTGATE EXTERNAL OPERATION SWITCH VIO WIRE WHT WIRE YEL WIRE

BRN WIRE CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM FUSE 1 FUSE 3 FUSE 411 FUSE 454 GRN WIRE HOT AT ALL TIMES LEFT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR MULTIPLE FUSE 2 PASSENGER-SIDE A-PILLAR FUSE BOX REAR FUSE, RELAY MODULE RED WIRE RED/BLK WIRE RED/GRN WIRE RIGHT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR WHT WIRE YEL WIRE YEL/WHT WIRE

BRN WIRE BRN/GRN WIRE CENTER STOP LAMP INNER LEFT REAR LAMP UNIT INNER RIGHT REAR LAMP UNIT LEFT INTERIOR CAN (CAN B) POTENTIAL DISTRIBUTOR ELECTRICAL CONNECTOR LEFT LICENSE PLATE LAMP LEFT OUTER REAR BUMPER INTEGRATED RADAR SENSOR LEFT OUTER REAR BUMPER RADAR SENSOR LEFT TRUNK LID/LIFTGATE AMBIENT LAMP, WARNING LAMP NCA WIRE PERIPHERALS CAN (CAN PER) POTENTIAL DISTRIBUTOR ELECTRICAL CONNECTOR REAR FUSE, RELAY MODULE REAR SAM CONTROL UNIT REAR SWITCHING MODULE RIGHT LICENSE PLATE LAMP RIGHT LUGGAGE COMPARTMENT LAMP RIGHT LUGGAGE COMPARTMENT REAR BACKREST RELEASE BUTTON RIGHT OUTER REAR BUMPER INTEGRATED RADAR SENSOR RIGHT OUTER REAR BUMPER RADAR SENSOR TAILGATE WIPER MOTOR TANK CAP CENTRAL LOCKING ACTUATOR TIRE PRESSURE MONITOR CONTROL UNIT TRUNK LID/LIFTGATE EXTERNAL OPERATION BUTTON TRUNK LID/LIFTGATE LOCK YEL WIRE

BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM FUSE 302 FUSE 303 FUSE 406 FUSE 408 GRY/BLU WIRE GRY/RED WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED LEFT REAR DOOR CONTROL UNIT LEFT REAR POWER WINDOW SWITCH PASSENGER-SIDE A-PILLAR FUSE BOX PASSENGER-SIDE POWER WINDOW SWITCH REAR FUSE, RELAY MODULE RED WIRE RED/WHT WIRE RIGHT FRONT DOOR CENTRAL LOCKING INTERIOR SWITCH RIGHT FRONT DOOR CONTROL UNIT RIGHT REAR DOOR CONTROL UNIT RIGHT REAR POWER WINDOW SWITCH

BLK WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM EC (+) EC GND EC GND EC+ FRONT SAM CONTROL UNIT FUSE 3 FUSE 302 FUSE 312 FUSE 406 HOT AT ALL TIMES INSIDE REAR VIEW MIRROR LEFT FRONT DOOR CONTROL UNIT LEFT OUTSIDE MIRROR MULTIPLE FUSE 1 NCA WIRE OVERHEAD CONTROL PANEL CONTROL UNIT PASSENGER-SIDE A-PILLAR FUSE BOX RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS REAR FUSE, RELAY MODULE RED WIRE RED/WHT WIRE RIGHT FRONT DOOR CONTROL UNIT RIGHT OUTSIDE MIRROR YEL WIRE

AAG BL (+) BLK/VIO WIRE BLK/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE CAN B H CAN B L DEFOGGER SYSTEM DIAG DOOR LOCKS SYSTEM DOOR LOCKS, TRUNK, TAILGATE, FUEL DOORS SYSTEMS ENGINE CONTROLS SYSTEM FUSE 476 FUSE 477 GRY/BLK WIRE GRY/BLU WIRE GRY/YEL WIRE HECKL HECKR HOT AT ALL TIMES MOT- PNK/BLK WIRE PNK/RED WIRE POWER DISTRIBUTION SYSTEM REAR FUSE, RELAY MODULE REAR SAM CONTROL UNIT (RIGHT REAR OF LUGGAGE COMPT) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRY WIRE REL (+) REL GND SIG SIG (+) DIAG TL/PL (+) TSI (+) VIO/GRN WIRE WHT WIRE YEL/WHT 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

AUDIO H AUDIO L+ BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE CAN-H CENTER INSTRUMENT PANEL SPEAKER COMPUTER DATA LINES SYSTEM EMOST FUSE 473 GRN WIRE GRN/BLK WIRE GRY WIRE GRY/BLK WIRE HEAD UNIT (CENTER OF DASH) HERMES CONTROL UNIT HOT AT ALL TIMES 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 SHIELD SIG SOUND SYSTEM AMPLIFIER CONTROL UNIT VIO WIRE VIO/BLK WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

BRN WIRE CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM FUSE 414 HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED INSTRUMENT CLUSTER CONTROL UNIT REAR FUSE, RELAY MODULE RED/WHT WIRE TIRE PRESSURE MONITOR CONTROL UNIT YEL WIRE YEL/WHT 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