Mercedes-Benz GLC-class X253 (2015-2019) overhead control panel control unit Wiring diagrams

'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/YEL WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE CAN B H CAN B L CAN B L RBA-1 CAN C H CAN C L CAN HMI H CAN HMI L CLIMATE CONTROL CONTROL UNIT COMPUTER DATA LINES SYSTEM COOLANT CIRCULATION PUMP COOLANT LEVEL SWITCH COOLANT TEMPERATURE GAUGE COOLANT TEMPERATURE SENSOR COOLANT TEMPERATURE WARNING LAMP COOLANT THERMOSTAT HEATING ELEMENT DRIVETRAIN CONTROL UNIT ENGINE COMPARTMENT PREFUSE BOX ENGINE CONTROLS SYSTEM ENGINE FUSE, RELAY MODULE FAN MOTOR (BEHIND RADIATOR) FRONT SAM CONTROL UNIT FUSE 101 FUSE 120 FUSE 207 FUSE 315 FUSE 7 GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ HOT W/ CPC RELAY ENERGIZED INSTRUMENT CLUSTER INTERIOR TEMPERATURE SENSOR W/ INTEGRATED FAN LEFT FUSE, RELAY MODULE ME-SFI (ME) CONTROL UNIT OVERHEAD CONTROL PANEL CONTROL UNIT PURGE CONTROL VALVE PWR-1 RED WIRE RED/BLK WIRE RED/GRN WIRE RED/WHT WIRE REG RELAY ENERGIZED RIGHT A-PILLAR FUSE BOX SIG SIG GND TMOT WAPU+ WHT/BLU WIRE YEL WIRE YEL/WHT WIRE

AMBIENT LAMP ANST ANST ILS RH BLK WIRE BLU WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/YEL WIRE BUTTON CAN B H CAN B H RBA-1 CAN B L COC COMPUTER DATA LINES SYSTEM DOME LAMP FRONT DOME LAMP FRONT DOME LAMP BUTTON FRONT SAM CONTROL UNIT (LEFT END OF DASH) FUSE 200 FUSE 312 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRY/BLU WIRE GRY/RED WIRE HOT AT ALL TIMES ILS LH INSIDE REAR VIEW MIRROR INTERIOR LAMP INTERIOR LAMP AUTOMATIC FUNCTION SWITCH INTERIOR PROTECTION SWITCH LEFT FRONT FOOTWELL LAMP LEFT FRONT READING LAMP BUTTON LEFT FUSE, RELAY MODULE LEFT READING LAMP LEFT REAR LEFT REAR DOME LAMP LL BU LL WH (+) LL YE LL YE RBA-1 LLS LH LLS RH ORG/ WIRE OVERHEAD CONTROL PANEL CONTROL UNIT PWR-1 READING LAMP REAR DOME LAMP BUTTON RED WIRE RED/BLK WIRE RED/BRN WIRE RED/WHT WIRE RIGHT A-PILLAR PANEL FUSE BOX RIGHT FRONT FOOTWELL LAMP RIGHT FRONT READING LAMP BUTTON RIGHT READING LAMP RIGHT REAR RIGHT REAR DOME LAMP S DL LH S DL RH S SL VL SIG VERS VIO WIRE W/ AMBIANCE ILLUMINATION W/ INTERIOR LIGHTS PACKAGE W/ DRIVING SCHOOL PACKAGE WHT WIRE YEL 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 EYEGLASS BOX ILLUMINATION FUSE 128 FUSE 312 GRN WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/RED WIRE GRY/YEL WIRE HEADLAMP RANGE CONTROLLER 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 MOUNTING CONSOLE INCIDENT ILLUMINATION LEFT REAR BACKREST RELEASE BUTTON OVERHEAD CONTROL PANEL CONTROL UNIT PNK WIRE PNK/GRN WIRE PNK/RED WIRE RBA-1 REAR FOG LAMP BUTTON REAR SAM CONTROL UNIT RED WIRE RIGHT A-PILLAR FUSE BOX RIGHT MOUNTING CONSOLE INCIDENT ILLUMINATION RIGHT REAR BACKREST RELEASE BUTTON TRUNK LID RELEASE BUTTON VIO 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

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