Mercedes-Benz GLC-class X253 (2015-2019) can b h Wiring diagrams

BBV VR BLK WIRE BLK/BLU WIRE BLK/RED 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 COMPUTER DATA LINES SYSTEM ELECTRONIC STABILITY PROGRAM WARNING IND LAMP ESP/ASR OFF WARNING IND LAMP FOOTWELL ILLUMINATION SWITCH FRONT SAM CONTROL UNIT FUSE 454 FUSE 465 FUSE 466 GRN/YEL WIRE GRY/BLU WIRE HOT AT ALL TIMES HOT W/ VEHICLE INTERIOR TERMINAL 15 RELAY ENERGIZED INSTRUMENT CLUSTER LEFT ELECTRIC PARKING BRAKE ACTUATOR MOTOR LEFT FRONT AXLE RPM SENSOR LEFT REAR AXLE RPM SENSOR NCA WIRE PEDAL OPERATION MONITOR BUZZER PEDAL OPERATION MONITOR SWITCH PNK/GRN WIRE POWER DISTRIBUTION SYSTEM PWR-1 RBA-1 REAR FUSE, RELAY MODULE REAR SAM CONTROL UNIT RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RIGHT ELECTRIC PARKING BRAKE ACTUATOR MOTOR RIGHT FRONT AXLE RPM SENSOR RIGHT FRONT BRAKE WEAR SENSOR RIGHT REAR AXLE RPM SENSOR RIGHT REAR BRAKE WEAR SENSOR SIG WHT WIRE WHT/YEL WIRE YEL WIRE YEL/WHT WIRE

ALTERNATOR BATTERY SENSOR BLK WIRE BLK/BLU WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM DVD CHANGER CHARGING BUTTON ENGINE COMPARTMENT PREFUSE BOX FRONT SAM CONTROL UNIT GRN WIRE GRN/WHT WIRE INSTRUMENT CLUSTER LIN 1 LIN RBA-1 ME-SFI (ME) CONTROL MODULE MULTI-FUNCTION DISPLAY NCA WIRE ON-BOARD ELECTRICAL SYSTEM BATTERY RED WIRE STARTING CIRCUIT UPPER CONTROL PANEL CONTROL UNIT YEL WIRE YEL/WHT WIRE

'MEDIA' BUTTON 'NAVI' BUTTON 'RADIO' BUTTON 'TEL' BUTTON AUDIO/COMAND DISPLAY BLK WIRE BLK/WHT WIRE BLU WIRE BREAK DOWN ASSISTANCE BUTTON BRN WIRE BRN/RED WIRE CAN A H CAN A L CAN B H CAN B L CD/DVD SINGLE DRIVE BUTTON COMPUTER DATA LINES SYSTEM DVD CHANGER CHARGING BUTTON FUSE 309 FUSE 322 FUSE 324 FUSE 329 FUSE 331 FUSE 334 GRN WIRE HEAD UNIT HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LVDS RX+ LVDS TX- MB INFO BUTTON MOST DATA BUS CIRCUIT MOST IN MOST OUT MULTIMEDIA CONNECTION UNIT NCA WIRE ORG/ WIRE OVERHEAD CONTROL PANEL CONTROL UNIT RED WIRE RED/WHT WIRE RIGHT A-PILLAR FUSE BOX SHIELD SIG SOS BUTTON SOUND SYSTEMS TERMINATION UPPER CONTROL PANEL CONTROL UNIT VIO WIRE W/ ENGINE SOUND CONTROL W/ LIVE TRAFFIC INFORMATION W/ MULTIMEDIA W/O ENGINE SOUND CONTROL W/O LIVE TRAFFIC INFORMATION W/O MULTIMEDIA WAKE-UP WHT/YEL WIRE YEL WIRE

BLK/GRN WIRE BLK/RED WIRE BLK/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CLIMATE CONTROL OPERATING UNIT COMPUTER DATA LINES SYSTEM FUSE 302 FUSE 406 GRY/RED WIRE HOT AT ALL TIMES LEFT FRONT DOOR CONTROL UNIT LEFT OUTSIDE MIRROR MIRROR HEATER REAR FUSE, RELAY MODULE REAR WINDOW HEATER BUTTON RED WIRE RED/BLU WIRE RIGHT A-PILLAR FUSE BOX RIGHT FRONT DOOR CONTROL UNIT RIGHT OUTSIDE MIRROR

BLK WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L RBA-1 COMPUTER DATA LINES SYSTEM ENGINE COMPARTMENT PREFUSE BOX ENGINE FUSE, RELAY MODULE FANFARE HORN RELAY FANFARE HORNS, AIR BAG CLOCK SPRING CONTACT FANFARE RELAY FRONT SAM CONTROL UNIT FUSE 115 FUSE 329 FUSE 5 GRN WIRE HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LEFT FANFARE HORN LEFT LOWER HORN BUTTON LEFT UPPER HORN BUTTON PNK WIRE RED WIRE RIGHT A-PILLAR FUSE BOX RIGHT FANFARE HORN RIGHT LOWER HORN BUTTON RIGHT UPPER HORN BUTTON STEERING COLUMN MODULE CONTROL UNIT STEERING WHEEL ELECTRONICS YEL WIRE YEL/GRN WIRE

BLK WIRE BLU WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM FRONT SAM CONTROL UNIT FUSE 312 FUSE 317 GRN WIRE GRY WIRE HALL SENSOR 1 HALL SENSOR 2 HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED MOT- MOTOR OVERHEAD CONTROL PANEL CONTROL UNIT PANORAMIC SLIDING ROOF CONTROL MODULE PANORAMIC SLIDING ROOF CONTROL UNIT PANORAMIC SLIDING ROOF HALL SENSOR 1 PANORAMIC SLIDING ROOF HALL SENSOR 2 PANORAMIC SLIDING ROOF MOTOR PANORAMIC SLIDING ROOF ROLLER SUN BLIND DRIVE UNIT RBA-1 RED WIRE RED/WHT WIRE RIGHT A-PILLAR FUSE BOX ROOF SWITCH VIO WIRE

BATTERY SENSOR BLK WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CHARGING CIRCUIT COMPUTER DATA LINES SYSTEM DIRECT SELECT LEVER ECO START/ STOP FUNCTION BUTTON (IF EQUIPPED) ELECTRONIC IGNITION SWITCH CONTROL UNIT ENGINE FUSE, RELAY MODULE FLEX RAY 1 BM FLEX RAY 1 BP FRONT SAM CONTROL UNIT FULLY INTEGRATED TRANSMISSION CONTROL UNIT FUSE 111 FUSE 127 GRN WIRE GRN/WHT WIRE HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED LEFT LOWER CONTROL PANEL LIN RBA-1 ME-SFI (ME) CONTROL UNIT NCA WIRE ON-BOARD ELECTRICAL SYSTEM BATTERY P R N D PNK FLEX RAY 1 BP WIRE PNK WIRE RED WIRE RIGHT LOWER CONTROL PANEL SEB STARTER STARTER CIRCUIT 50 RELAY STEERING COLUMN MODULE CONTROL UNIT STR+ VIO WIRE VIO/WHT WIRE VOLTAGE DIP LIMITER YEL WIRE YEL/RED WIRE

BLK WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/ORG WIRE BLU/PNK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/ORG WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER TRUNK LID/ LIFTGATE CONTROL BUTTON FUSE 406 FUSE 413 FUSE 464 FUSE 465 FUSE 466 GRN WIRE GRN/ORG WIRE GRY WIRE GRY/BLU WIRE HDK Z HFS HOT AT ALL TIMES HOT W/ LEFT FRONT DOOR CONTROL UNIT LEFT TRUNK PARTITION HALL SENSOR LEFT TRUNK RETRACTABLE PARTITION OBSTRUCTION HALL SENSOR M+ (-) ORG/BLU WIRE PNK WIRE QUIESCENT CURRENT CUTOUT RELAY ENERGIZED REAR CONTROL UNIT (LEFT SIDE OF LUGGAGE COMPT) REAR FUSE, RELAY MODULE RED WIRE RED/BLK WIRE RIGHT TRUNK PARTITION HALL SENSOR SIG TRK GSCH R TRUNK LID CONTROL UNIT TRUNK LID EMERGENCY OPENING SWITCH TRUNK LID RELEASE BUTTON TRUNK LID/ LIFTGATE CONTROL ELECTRIC MOTOR TRUNK LID/ LIFTGATE CONTROL POSITION SENSOR TRUNK LID/LIFTGATE CONTROL DRIVE UNIT TRUNK LID/LIFTGATE CONTROL WARNING BUZZER TRUNK PARTITION MOTOR TRUNK PARTITION SWITCH W/ REMOTE TRUNK CLOSING W/O REMOTE TRUNK CLOSING WHT WIRE

30-1 BLK WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/ORG WIRE BLU/RED WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/ORG WIRE BRN/RED WIRE BRN/VIO WIRE BRN/YEL WIRE CAN B H CAN B H RBA-1 CAN B L CAN L AAG COMPUTER DATA LINES SYSTEM DRIVER TRUNK LID/ LIFTGATE CONTROL BUTTON ELECTRIC MOTOR FRONT SAM CONTROL UNIT FUSE 406 FUSE 464 FUSE 465 GRN WIRE GRN/WHT WIRE GRY/BLU WIRE HALL SENSOR HFS HOT AT ALL TIMES LEFT FRONT DOOR CONTROL UNIT LOCK MOTOR M+ (-) MAIN CATCH SWITCH NCA WIRE POSITION SENSOR PWR-1 REAR FUSE, RELAY MODULE REAR SAM CONTROL UNIT RED WIRE SAFETY CATCH SWITCH SEPARATE TRUNK LID LOCK SWITCH SIG SIG (+) COC SIG (1) SIG (2) SIG HD TAILGATE CONTROL UNIT TAILGATE LOCKING ELEMENT TRUNK LID EMERGENCY OPENING SWITCH TRUNK LID/ LIFTGATE CONTROL BUTTON TRUNK LID/ LIFTGATE EXTERNAL OPERATION SWITCH TRUNK LID/LIFTGATE CONTROL DRIVE UNIT TRUNK LID/LIFTGATE CONTROL WARNING BUZZER TRUNK LID/LIFTGATE LOCK

30-1 BLK/BLU WIRE BLK/YEL WIRE BLU/WHT WIRE BRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L CAN B L RBA-1 CAN HMI H CAN HMI L COMBINATION SWITCH COMPUTER DATA LINES SYSTEM ELECTRONIC IGNITION SWITCH CONTROL UNIT ENGINE COMPARTMENT PREFUSE BOX ENGINE FUSE, RELAY MODULE FLEX RAY 1 BM FLEX RAY 1 BP FLEXRAY 1 BM FLEXRAY 1 BP FRONT SAM CONTROL UNIT FUSE 106 FUSE 109 FUSE 200 FUSE 205 FUSE 326 FUSE 329 FUSE 465 FUSE 466 FUSE 5 GRN WIRE HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED INSTRUMENT CLUSTER LEFT FUSE, RELAY MODULE N/A OVERHEAD CONTROL PANEL CONTROL UNIT PNK WIRE PWR-1 RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS REAR FUSE, RELAY MODULE REAR SAM CONTROL UNIT (RIGHT REAR OF LUGGAGE COMPT) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RIGHT A-PILLAR FUSE BOX SIG SPRAY NOZZLE HOSE HEATER (IF EQUIPPED) (CENTER REAR OF ENGINE COMPT) STEERING COLUMN MODULE CONTROL UNIT TAILGATE WIPER MOTOR WINDSHIELD WASHER SYSTEM PUMP WINDSHIELD WASHER SYSTEM SWITCH WINDSHIELD WASHER SYSTEM WASHER FLUID LEVEL SWITCH WIPER MOTOR WIPER PARK POSITION HEATER RELAY WIPER SWITCH YEL WIRE YEL/WHT WIRE