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

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

BRN WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM COUPE DRIVER-SIDE FUSE, RELAY MODULE FUSE 214 FUSE 301 FUSE 302 FUSE 303 FUSE 406 FUSE 408 FUSE 477 GRN/WHT WIRE GRY WIRE GRY/BLK WIRE HECKD HOT AT ALL TIMES LEFT LUGGAGE COMPARTMENT LAMP PASSENGER-SIDE A-PILLAR FUSE BOX REAR FUSE, RELAY MODULE REAR SAM CONTROL UNIT RED WIRE RIGHT LUGGAGE COMPARTMENT LAMP RIGHT TRUNK LID/ LIFTGATE AMBIENT LAMP, WARNING LAMP SIG SIG (+) HECKL SIG HECKR SIG SIG TRUNK LID/ LIFTGATE EXTERNAL OPERATION SWITCH VIO WIRE W/ FUEL CELL RETROFITTING W/O FUEL CELL RETROFITTING WHT WIRE

BLK WIRE BLK/RED WIRE BLU/BLK WIRE BLU/BRN WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN H H CAN H L COC COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE DTRL ELECTRIC PARKING BRAKE SWITCH ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE FUSE, RELAY MODULE EXTERIOR LIGHTS SWITCH FUSE 126 FUSE 128 FUSE 200 GRN WIRE GRN/BRN WIRE GRN/RED WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/YEL WIRE HAZARD LIGHT HAZARD SIG HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED LEFT FRONT LAMP UNIT PNK WIRE PNK/RED WIRE RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS RED WIRE RED/WHT WIRE SENS SIG SIG (1) SIG (2) SIG 3 STOP LAMP SWITCH TSI R (+) VIO WIRE VIO/WHT WIRE W/O FUEL CELL RETROFITTING YEL WIRE

BLK WIRE BLK/BRN WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN H H CAN H L CAN PER H CAN PER L COMPUTER DATA LINES SYSTEM ELECTRIC PARKING BRAKE SWITCH ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE FUSE, RELAY MODULE FUSE 110 FUSE 111 GRN WIRE GRN/WHT WIRE GRY/BLU WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED LEFT FRONT LAMP UNIT OVERHEAD CONTROL PANEL CONTROL UNIT RED/BLU WIRE RED/YEL WIRE SIG SIG (1) SIG (2) SIG 3 SIG 4 SIG GND VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/YEL WIRE YEL WIRE

BLK WIRE BLU/BRN WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN HMI H CAN HMI L CAN PER H CAN PER L COC COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE ENGINE FUSE, RELAY MODULE EXTERIOR LIGHTS SWITCH FLEX-E BP PNK FLEX-E BM WIRE FUSE 126 FUSE 200 FUSE 202 FUSE 3 FUSE 305 FUSE 322 GRN WIRE GRN/WHT WIRE GRY/BLU WIRE HOT AT ALL TIMES HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED INSTRUMENT CLUSTER LEFT FRONT LEVEL SENSOR LEFT REAR LEVEL SENSOR MULTIPLE FUSE 1 PASSENGER-SIDE A-PILLAR FUSE BOX PNK WIRE PNK/RED WIRE RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT LAMP UNIT SENS SIG (1) SIG (2) SIG 3 STEERING COLUMN MODULE CONTROL UNIT VIO WIRE W/ FUEL CELL RETROFITTING W/O FUEL CELL RETROFITTING WHT WIRE WHT/YEL WIRE YEL WIRE YEL/WHT WIRE

BLK WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN H H CAN H L CAN HMI H CAN HMI L COC COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE DTRL ELECTRIC PARKING BRAKE SWITCH ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE FUSE, RELAY MODULE EXTERIOR LIGHTS SWITCH FLEX-E BM FLEX-E BP FRONT SAM CONTROL UNIT FUSE 126 FUSE 200 FUSE 202 FUSE 3 FUSE 305 FUSE 312 FUSE 322 GRN WIRE GRY/BLU WIRE GRY/ORG WIRE GRY/PNK WIRE GRY/VIO WIRE GRY/WHT WIRE GRY/YEL WIRE HB (+) HOT AT ALL TIMES HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED INSTRUMENT CLUSTER LB (+) LEFT FRONT LAMP UNIT MULTIPLE FUSE 1 OVERHEAD CONTROL PANEL CONTROL UNIT PASSENGER-SIDE A-PILLAR FUSE BOX PNK WIRE PNK/RED WIRE RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS RED WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT LAMP UNIT SENS SENS (+) SIG 3 SIG (1) SIG (2) SIG 3 SIG 4 SML STEERING COLUMN MODULE CONTROL UNIT TSI L (+) 31 TSI R (+) TSI R (+) 31 TSI-L (+) VIO WIRE VIO/WHT WIRE W/ FUEL CELL RETROFITTING W/O FUEL CELL RETROFITTING YEL WIRE YEL/WHT WIRE

BLK WIRE BLU/BRN WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN H H CAN H L CAN HMI H CAN HMI L CAN PER H CAN PER L COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE ELECTRIC PARKING BRAKE SWITCH ELECTRONIC STABILITY PROGRAM CONTROL UNIT (LEFT REAR OF ENGINE COMPT) ENGINE FUSE, RELAY MODULE EXTERIOR LIGHTS SWITCH FLEX-E BM FLEX-E BP FRONT SAM CONTROL UNIT (LEFT END OF DASH) FUSE 110 FUSE 126 FUSE 133 111 FUSE 200 FUSE 202 FUSE 3 FUSE 305 FUSE 322 GRN WIRE GRN/WHT WIRE GRY/BLU WIRE HOT AT ALL TIMES HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED INSTRUMENT CLUSTER LEFT FRONT LAMP UNIT MULTIPLE FUSE 1 PASSENGER-SIDE A-PILLAR FUSE BOX PNK SENS (+) WIRE PNK WIRE PNK/RED WIRE RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT LAMP UNIT SENS SENS COC SIG (1) SIG (2) SIG 3 SIG 4 STEERING COLUMN MODULE CONTROL UNIT VIO WIRE VIO/WHT WIRE W/ FUEL CELL RETROFITTING W/O FUEL CELL RETROFITTING YEL WIRE YEL/WHT WIRE

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 CIGARETTE LIGHTER W/ ASHTRAY ILLUMINATION FRONT SAM CONTROL UNIT (LEFT END OF DASH) FUSE 200 FUSE 210 GRN WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE HOT AT ALL TIMES 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

BLK 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 DRIVER TRUNK LID/ LIFTGATE CONTROL BUTTON ENGINE FUSE, RELAY MODULE EXTERIOR LIGHTS SWITCH FUSE 128 FUSE 312 GRN WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/RED WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED LEFT FRONT DOOR CENTRAL LOCKING INTERIOR SWITCH LEFT FRONT DOOR CONTROL UNIT LEFT FRONT LAMP UNIT LEFT REAR BACKREST RELEASE BUTTON LEV (+) ORG/ WIRE ORG/PNK WIRE OVERHEAD CONTROL PANEL CONTROL UNIT PASSENGER-SIDE A-PILLAR FUSE BOX PNK WIRE PNK/GRN WIRE PNK/RED WIRE REAR SAM CONTROL UNIT RED WIRE RIGHT FRONT LAMP UNIT RIGHT REAR BACKREST RELEASE BUTTON SENS SIG SIG (1) SIG (2) SIG 3 VIO WIRE W/O FUEL CELL RETROFITTING YEL WIRE

BRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE FUSE 214 FUSE 301 FUSE 303 FUSE 408 FUSE 451 GRY/BLK WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED LEFT REAR BACKREST HEATED CUSHION LEFT REAR DOOR CONTROL UNIT LEFT REAR SEAT HEATERS BUTTON LEFT REAR SEAT SITTING SURFACE HEATED CUSHION PASSENGER-SIDE A-PILLAR FUSE BOX REAR FUSE, RELAY MODULE REAR SEAT HEATERS CONTROL UNIT RED WIRE RED/WHT WIRE RED/YEL WIRE RIGHT REAR BACKREST HEATER PAD RIGHT REAR DOOR CONTROL UNIT RIGHT REAR SEAT HEATERS BUTTON RIGHT REAR SEAT SITTING SURFACE HEATED CUSHION SIG UB (+) 31 VIO WIRE W/ FUEL CELL RETROFITTING W/O FUEL CELL RETROFITTING