Mercedes-Benz GLC-class X253 facelift (2019-2023) switch relay energized Wiring diagrams

30 UNG AIR BODY CONTROL COMPRESSOR AIR BODY CONTROL PRESSURE RELIEF VALVE AIR BODY CONTROL UNIT AIRMATIC RELAY BATTERY DISCONNECT BLK WIRE BLK/BRN WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BRN WIRE CAN A H CAN A L COMPUTER DATA LINES SYSTEM ELECTRIC MOTOR ELECTRONIC IGNITION SWITCH CONTROL UNIT ENGINE FUSE, RELAY MODULE FLEX-E BM FLEX-E BP FUSE 114 FUSE 132 FUSE 314 GRN WIRE GRN/RED WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/RED WIRE GRY/VIO WIRE GRY/WHT WIRE HOT W/ LEFT FRONT LEFT FRONT AXLE DAMPING VALVE UNIT LEFT LOWER CONTROL PANEL ORG/ WIRE PASSENGER-SIDE A-PILLAR FUSE BOX PNK WIRE REAR END LOWERING SWITCH RED WIRE RED/ORG WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT LOWER CONTROL PANEL RIGHT REAR LEVEL SENSOR SIG SIG (+) VAL 1 L SIG GND SIG LOW SIG SIG SOLENOID SWITCH RELAY ENERGIZED TOUCHPAD VAL 1 H VALVE 1 VALVE 2 VIO WIRE VIO/BLK WIRE VIV 1 H VIV 1 L WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/WHT WIRE

AIR BODY CONTROL PLUS CONTROL UNIT AIR BODY CONTROL UNIT AIR SUSPENSION BATTERY DISCONNECT BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE FLEX-E BM FLEX-E BP FUSE 462 GRN WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/YEL WIRE HOT W/ LEFT FRONT LEFT FRONT AXLE AIR SUSPENSION VALVE UNIT LEFT REAR LEFT REAR AXLE AIR SUSPENSION VALVE UNIT NCA WIRE PNK WIRE REAR FUSE, RELAY MODULE RED/WHT WIRE RIGHT FRONT RIGHT FRONT AXLE AIR SUSPENSION VALVE UNIT RIGHT REAR AIR SUSPENSION VALVE 1 RIGHT REAR AIR SUSPENSION VALVE 2 RIGHT REAR AXLE AIR SUSPENSION VALVE UNIT SIG SWITCH RELAY ENERGIZED VAL 2 H VAL 2 L VALVE 1 VALVE 2 VIV 1 H VIV 1 L VIV 2 H VIV 2 L VLL 2 L VLV 1 L WHT WIRE WHT/YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE

AUDIO H AUDIO L+ BATTERY DISCONNECT BATTERY DISCONNECT SWITCH RELAY ENERGIZED BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/GRN WIRE BRN/WHT WIRE BRN/YEL WIRE CAN A H CAN A L CAN HMI H CAN HMI L COC COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE DRIVER-SIDE INSTRUMENT PANEL BUTTON GROUP FRONT SAM CONTROL UNIT (LEFT END OF DASH) FUSE 200 FUSE 209 206 FUSE 322 FUSE 4 FUSE 6 GRN WIRE GRY/BLK WIRE HAND MOTION SENSOR HAZARD LIGHT HAZARD SIG HEAD-UP DISPLAY (UPPER LEFT CENTER OF DASH) HOT AT ALL TIMES HOT W/ INSTRUMENT CLUSTER INSTRUMENT CLUSTER SPEAKER LIN 1 LVDS H LVDS L LVDS_H TRM MULTIPLE FUSE 2 MULTIPLE FUSE 3 NCA WIRE ORG/ WIRE PASSENGER-SIDE A-PILLAR FUSE BOX RED WIRE RED/WHT WIRE RED/YEL WIRE SHD SIG SWITCH RELAY ENERGIZED TRM W/ FUEL CELL RETROFITTING W/O FUEL CELL RETROFITTING WINDSHIELD WASHER SYSTEM WASHER FLUID LEVEL SWITCH 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

AUDIO H AUDIO L+ BATTERY DISCONNECT BATTERY DISCONNECT SWITCH RELAY ENERGIZED BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/GRN WIRE BRN/WHT WIRE BRN/YEL WIRE CAN A H CAN A L CAN HMI H CAN HMI L COC COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE DRIVER-SIDE INSTRUMENT PANEL BUTTON GROUP FRONT SAM CONTROL UNIT (LEFT END OF DASH) FUSE 200 FUSE 209 206 FUSE 322 FUSE 4 FUSE 6 GRN WIRE GRY/BLK WIRE HAND MOTION SENSOR HAZARD LIGHT HAZARD SIG HEAD-UP DISPLAY (UPPER LEFT SIDE OF DASH) HOT AT ALL TIMES HOT W/ HSVC INSTRUMENT CLUSTER INSTRUMENT CLUSTER SPEAKER LIN 1 LVDS H LVDS L LVDS_H TRM MULTIPLE FUSE 2 MULTIPLE FUSE 3 NCA WIRE ORG/ WIRE PASSENGER-SIDE A-PILLAR FUSE BOX RED WIRE RED/WHT WIRE RED/YEL WIRE SHD SIG SOUND SYSTEMS SWITCH RELAY ENERGIZED TRM W/ FUEL CELL RETROFITTING W/O FUEL CELL RETROFITTING WHT WIRE WINDSHIELD WASHER SYSTEM WASHER FLUID LEVEL SWITCH 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 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

ANTI-THEFT SYSTEM BATTERY DISCONNECT 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 FUSE 312 HOT W/ IL (+) INSIDE REAR VIEW MIRROR NCA WIRE OVERHEAD CONTROL PANEL CONTROL UNIT PASSENGER-SIDE A-PILLAR FUSE BOX RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RL (+) SIG SWITCH RELAY ENERGIZED YEL WIRE