Mercedes-Benz GLC-class AMG X253 (2016-2019) overhead control panel control unit Wiring diagrams

30 LIN ALARM SIREN ATA (EDM)/TOWING SENSOR/ INTERIOR MOTION SENSOR CONTROL UNIT ATA (EDW) FUNCTION IND BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE EMERGENCY ALARM SYSTEM "CANCEL" BUTTON EMERGENCY ALARM SYSTEM "TRIGGER" BUTTON EMERGENCY ALARM SYSTEM CANCEL BUTTON RESISTOR FUSE 202 FUSE 312 FUSE 326 FUSE 432 HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED INSTRUMENT CLUSTER INTERIOR LAMP AUTOMATIC FUNCTION BUTTON INTERIOR PROTECTION SWITCH LEFT FRONT DOOR INTERIOR PROTECTION SENSOR LEFT REAR INTERIOR PROTECTION SENSOR MULTI-FUNCTION DISPLAY OFF OVERHEAD CONTROL PANEL CONTROL UNIT PASSENGER-SIDE A-PILLAR FUSE BOX POWER DISTRIBUTION SYSTEM REAR FUSE, RELAY MODULE REAR WINDOW GLASS BREAKAGE SENSOR RED WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RIGHT FRONT DOOR INTERIOR PROTECTION SENSOR RIGHT REAR INTERIOR PROTECTION SENSOR SIG SPECIAL-PURPOSE VEHICLE MULTI-FUNCTION CONTROL UNIT UPPER CONTROL PANEL CONTROL UNIT YEL WIRE YEL/WHT WIRE

AMBIENT LAMP AUTOMATIC DIMMING MIRROR BLK WIRE BLK/BLU WIRE BRN WIRE BRN/GRY WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM CONVERTIBLE EXCEPT CONVERTIBLE FORWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR FRONT SAM CONTROL UNIT FUSE 302 FUSE 312 FUSE 326 FUSE 406 GARAGE DOOR OPENER GARAGE DOOR OPENER BUTTON 1 GARAGE DOOR OPENER BUTTON 2 GARAGE DOOR OPENER BUTTON 3 GARAGE DOOR OPENER INDICATOR LAMP GRN WIRE GRY WIRE HANDS FREE SYSTEM MICRO PHONE HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED INSIDE REAR VIEW MIRROR INSIDE REAR VIEW MIRROR DIMMING LEFT FRONT DOOR CONTROL UNIT LEFT OUTSIDE MIRROR LEFT READING LAMP NAVIGATION, SOUND SYSTEMS ORG/ WIRE OVERHEAD CONTROL PANEL CONTROL UNIT PASSENGER-SIDE A-PILLAR FUSE BOX PNK WIRE RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS RBA-1 REAR FUSE, RELAY MODULE REARWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR AUTOMATICALLY DIMMING MIRROR RED WIRE RED/GRN WIRE RED/WHT WIRE RIGHT FRONT DOOR CONTROL UNIT RIGHT OUTSIDE MIRROR RIGHT READING LAMP SPG ABBL VIO WIRE WHT 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 DRIVER-SIDE FUSE, RELAY MODULE 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 ME-SFI (ME) CONTROL UNIT OVERHEAD CONTROL PANEL CONTROL UNIT PASSENGER-SIDE A-PILLAR FUSE BOX PURGE CONTROL VALVE PWR-1 RED WIRE RED/BLK WIRE RED/GRN WIRE RED/WHT WIRE REG RELAY ENERGIZED SIG SIG GND TMOT WAPU+ WHT/BLU WIRE YEL WIRE YEL/WHT WIRE

BLK WIRE BLK/BRN WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN H B CAN H H COMPUTER DATA LINES SYSTEM ELECTRIC PARKING BRAKE SWITCH ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE FUSE, RELAY MODULE FUSE 108 FUSE 110 GRN WIRE GRN/WHT WIRE GRY/BLU WIRE HOT AT ALL TIMES LEFT FRONT EXTERIOR LIGHTS LED ACTUATION MODULE LEFT FRONT LAMP UNIT LEFT HEADLAMP CONTROL UNIT OVERHEAD CONTROL PANEL CONTROL UNIT RED/BLU WIRE RED/YEL WIRE SW 1 SW 2 SW 3 SW 4 VIO WIRE VIO/WHT WIRE WHT/BLK WIRE WHT/YEL WIRE YEL WIRE

56 AL 56 BL 56 BR BLK WIRE BLU/BLK WIRE BLU/BRN WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN B L RBA-1 CAN H H CAN H L CAN HMI L CAN-NMI H COC COMBINATION SWITCH COMPUTER DATA LINES SYSTEM CUTOUT RELAY ENERGIZED DRIVER-SIDE FUSE, RELAY MODULE ELECTRIC PARKING BRAKE SWITCH ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE FUSE, RELAY MODULE EXTERIOR LIGHTS SWITCH FLEX RAY 1 BM FLEX RAY 1 BP FRONT FOG LAMP INDICATOR LAMP FRONT SAM CONTROL UNIT FUSE 128 FUSE 200 FUSE 208 FUSE 326 FUSE 329 GRN WIRE GRY/BLU WIRE GRY/ORG WIRE GRY/PNK WIRE GRY/WHT WIRE HEADLAMP FLASHER/ HIGH BEAM SWITCH HEADLAMP RANGE CONTROLLER HI BEAM HIGH BEAM INDICATOR LAMP HOT AT ALL TIMES HOT W/ HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED INSTRUMENT CLUSTER LDS SGN 1 LDS SGN 2 LDS SGN 3 LEFT FRONT LAMP UNIT LEFT HEADLAMP RANGE ADJUSTMENT ACTUATOR MOTOR LOW BEAM LOW BEAM INDICATOR LAMP LWR LWR SIG MULTI-FUNCTION DISPLAY OVERHEAD CONTROL PANEL CONTROL UNIT PASSENGER-SIDE A-PILLAR FUSE BOX PNK WIRE PNK/RED WIRE PWR-1 QUIESCENT CURRENT RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS RBA-1 REAR FOG LAMP INDICATOR LAMP REAR FOG LIGHT BUTTON RED WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT LAMP UNIT RIGHT HEADLAMP RANGE ADJUSTMENT ACTUATOR MOTOR STEERING COLUMN MODULE CONTROL UNIT SW 1 SW 2 SW 3 SW 4 TEL TFL VIO WIRE VIO/WHT WIRE YEL WIRE YEL/WHT WIRE

BRN WIRE BRN/RED WIRE CAMERA COVER CONTROL UNIT CAN B H CAN B L CAN B L RBA-1 CLIMATE CONTROL OPERATING UNIT CLIMATE CONTROL UNIT FRONT SAM CONTROL UNIT GRN WIRE GRN/WHT WIRE GRY/RED WIRE LEFT FRONT DOOR CONTROL UNIT LEFT INTERIOR CAN (CAN B) POTENTIAL DISTRIBUTOR ELECTRICAL CONNECTOR LEFT REAR DOOR CONTROL UNIT OVERHEAD CONTROL PANEL CONTROL UNIT PNK WIRE PNK/WHT WIRE REAR AIR CONDITIONING OPERATING UNIT REAR SAM CONTROL UNIT RIGHT FRONT DOOR CONTROL UNIT RIGHT REAR DOOR CONTROL UNIT STATIONARY HEATER RADIO REMOTE CONTROL RECEIVER TAILGATE CONTROL UNIT TRUNK LID CONTROL UNIT VIO WIRE WHT WIRE YEL WIRE YEL/WHT WIRE

BLK WIRE BREAK DOWN ASSISTANCE BUTTON BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM EYE GLASS BOX ILLUMINATION FRONT DOME LAMP FRONT DOME LAMP BUTTON FRONT SAM CONTROL UNIT FUSE 312 FUSE 326 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRY WIRE HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED ILS LH ILS RH INTERIOR LAMP AUTOMATIC FUNCTION BUTTON INTERIOR PROTECTION SWITCH INTERIOR TEMPERATURE SENSOR W/ INTEGRATED FAN LEFT FRONT READING LAMP BUTTON LEFT MOUNTING CONSOLE INCIDENT ILLUMINATION LLS LH LLS RH MB INFO BUTTON ORG/ WIRE OVERHEAD CONTROL PANEL CONTROL UNIT PASSENGER-SIDE A-PILLAR FUSE BOX RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS RBA-1 REAR DOME LAMP BUTTON RED WIRE RED/BLK WIRE RED/BRN WIRE RED/GRN WIRE RED/WHT WIRE RIGHT FRONT READING LAMP BUTTON RIGHT MOUNTING CONSOLE INCIDENT ILLUMINATION ROOF SWITCH S DL LH S DL RH S SL VL SOS BUTTON TOWING SENSOR BUTTON VIO WIRE YEL 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 PASSENGER-SIDE A-PILLAR FUSE BOX RBA-1 RED WIRE RED/WHT WIRE ROOF SWITCH VIO WIRE

ADAPTIVE DAMPING SYSTEM AIR BODY CONTROL UNIT AUDIO/COMAND CONTROL PANEL AUDIO/COMAND DISPLAY BLK WIRE BOOSTER BLOWER ELECTRONIC BLOWER REGULATOR CONTROL UNIT) DRIVER SEAT CONTROL UNIT DRIVER-SIDE INSTRUMENT PANEL BUTTON GROUP DRIVETRAIN CONTROL UNIT, ME-SFI (ME) CONTROL UNIT ELECTRIC BRAKE CONTROL ELECTRICAL CONNECTOR ELECTRONIC DIFFERENTIAL CONTROL UNIT FROM FUSE 325 (DIAGRAM 6 OF 6) FROM VEHICLE INTERIOR PREFUSE BOX (DIAGRAM 1 OF 6) FRONT SAM CONTROL UNIT FRONT SEAT HEATER CONTROL UNIT, FRONT PASSENGER SEAT CONTROL UNIT FUSE 302 FUSE 303 FUSE 305 FUSE 306 FUSE 308 FUSE 309 FUSE 310 FUSE 311 FUSE 312 FUSE 314 FUSE 315 FUSE 316 FUSE 317 FUSE 318 FUSE 320 FUSE 322 FUSE 323 FUSE 324 FUSE 325 FUSE 326 FUSE 327 FUSE 328 FUSE 329 FUSE 330 FUSE 331 FUSE 332 FUSE 333 FUSE 334 FUSE 336 FUSE 337 FUSE 338 FUSE 339 FUSE 340 FUSE 341 HEAD UNIT HEAD-UP DISPLAY LEFT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR LEFT REAR DOOR CONTROL UNIT, REAR CONTROL UNIT MONO MULTI-FUNCTION CAMERA MULTIMEDIA CONNECTION UNIT OVERHEAD CONTROL PANEL CONTROL UNIT OVERHEAD CONTROL PANEL CONTROL UNIT, RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS PANORAMIC SLIDING ROOF CONTROL MODULE PARKING SYSTEM CONTROL UNIT (IF EQUIPPED) RADAR SENSORS CONTROL UNIT REAR AIR CONDITIONING OPERATING UNIT RED WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT DOOR CONTROL UNIT RIGHT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR SLIDING ROOF CONTROL MODULE STATIONARY HEATER UNIT STEERING COLUMN MODULE CONTROL UNIT STEREO MULTI-FUNCTION CAMERA SUPPLEMENTAL RESTRAINT SYSTEM TIRE PRESSURE MONITOR CONTROL UNIT TO FUSE 324 (DIAGRAM 6 OF 6) TOUCHPAD W/ ACTIVE PARK ASSIST W/ AUTONOMOUS INTELLIGENT CRUISE CONTROL PLUS W/ PRE- SAFE

BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN B L RBA-1 COMPUTER DATA LINES SYSTEM FRONT SAM CONTROL UNIT FUSE 312 FUSE 317 HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED OVERHEAD CONTROL PANEL CONTROL UNIT PASSENGER-SIDE A-PILLAR FUSE BOX RED WIRE RED/WHT WIRE ROOF SWITCH SLIDING ROOF CONTROL MODULE SLIDING ROOF HALL SENSOR 1 SLIDING ROOF HALL SENSOR 2 SLIDING ROOF MOTOR VIO WIRE WHT WIRE