Mercedes-Benz GLC-class X253 (2015-2019) yel Wiring diagrams

2 3 A M K KK 6 7 TMP VD V 6 7 WAPU+ AFV AC HOUSING, BLK WIRE BLK/YEL WIRE BLOWER MOTOR BLOWER REGULATOR BLU WIRE BLU/BRN WIRE BOOSTER BLOWER ELECTRONIC BLOWER REGULATOR BRN WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE CAN B H CAN B L CENTRAL AIR DISTRIBUTION POSITION DETECTION MICROSWITCH CLIMATE CONTROL UNIT (RIGHT SIDE OF DASH) COMPUTER DATA LINES SYSTEM EVAPORATOR TEMPERATURE SENSOR FUSE 207 FUSE 3 FUSE 311 FUSE 340 FUSE 415 GND GND GRN WIRE GRN/BLU WIRE GRN/VIO WIRE GRN/WHT WIRE GRY/RED WIRE HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LEFT FOOTWELL AIR OUTLET TEMPERATURE SENSOR LEFT FUSE, RELAY MODULE ORG/ WIRE PERFUME ATOMIZER GENERATOR PNK WIRE REAR CENTER AIR VENT AIR OUTLET TEMPERATURE SENSOR REAR FUSE, RELAY MODULE RED WIRE RED/BLK WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT A-PILLAR BOX RIGHT FOOTWELL AIR OUTLET TEMPERATURE SENSOR SIG STATIONARY HEATER UNIT SW POS TEMP TMP FR L TMP FR R VEHICLE INTERIOR PREFUSE BOX VIO WIRE VIO/YEL WIRE W/ AIR BALANCE PACKAGE WHT/BLU WIRE YEL WIRE YEL/VIO WIRE

AIR QUALITY SENSOR BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/WHT WIRE COOLANT CIRCULATION PUMP DEFROSTER VENT FLAP ACTUATOR MOTOR DEFROSTER/FOOTWELL/ CENTER AIR VENT FLAP ACTUATOR MOTOR DRIVER SIDE AIR VENT IONIZER FRESH AIR/RAM AIR/ AIR RECIRCULATION FLAP ACTUATOR MOTOR FRESH AIR/RAM AIR/AIR RECALCULATION FLAP ACTUATOR MOTOR GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/VIO WIRE GRN/WHT WIRE GRY/RED WIRE LEFT A-PILLAR AIR DISTRIBUTION ACTUATOR MOTOR LEFT BLEND AIR FLAP ACTUATOR LEFT BLENDING AIR FLAP ACTUATOR LEFT SIDE AIR OUTLET TEMPERATURE SENSOR PNK WIRE REAR AIR CONDITIONING UNIT REAR BLENDING AIR FLAP ACTUATOR MOTOR RED WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE REFRIGERANT PRESSURE SENSOR RIGHT A-PILLAR AIR DISTRIBUTION ACTUATOR MOTOR RIGHT BLENDING AIR FLAP ACTUATOR RIGHT END OF DASH) RIGHT FOOTWELL VENT/ CENTER AIR VENT, SIDE AIR VENT FLAP ACTUATOR MOTOR RIGHT SIDE AIR OUTLET TEMPERATURE SENSOR STATIONARY HEATER RADIO REMOTE CONTROL RECEIVER VIO WIRE VIO/YEL WIRE W/ AIR BALANCE PACKAGE W/ AUTOMATIC AIR CONDITIONING W/ THERMOTRONIC AUTOMATIC AIR CONDITIONING WHT WIRE WHT/BLU WIRE YEL WIRE YEL/GRN WIRE YEL/VIO WIRE

A/C BUTTON A/C, RESIDUAL HEAT ON/OFF BUTTON AIR DISTRIBUTION BUTTON AIR RECIRCULATION MODE BUTTON BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE CAN B H CAN B L CAN HMI H CAN HMI L CHARGE AIR TEMPERATURE SENSOR DOWNSTREAM OF THROTTLE VALVE CHARGE AIR TEMPERATURE SENSOR UPSTREAM OF THROTTLE VALVE CLIMATE CONTROL MENU BUTTON CLIMATE CONTROL MENU, RESIDUAL HEAT ON/OFF BUTTON CLIMATE CONTROL OPERATING UNIT (RIGHT SIDE OF DASH) COMPUTER DATA LINES SYSTEM COOLANT LEVEL SWITCH COOLANT TEMPERATURE GAUGE COOLANT TEMPERATURE SENSOR COOLANT TEMPERATURE WARNING LAMP COOLANT THERMOSTAT HEATING ELEMENT DEFROSTING BUTTON DRIVETRAIN CONTROL UNIT ENGINE COMPARTMENT PREFUSE BOX ENGINE CONTROLS SYSTEM ENGINE FUSE, RELAY MODULE FAN MOTOR (BEHIND RADIATOR) FRONT AUTO BUTTON FRONT BLOWER BUTTON FRONT SAM CONTROL UNIT FUSE 101 FUSE 120 FUSE 209 FUSE 315 FUSE 326 FUSE 7 GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/RED WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ HOT W/ CPC RELAY ENERGIZED HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED INSTRUMENT CLUSTER INTERIOR TEMPERATURE SENSOR W/ INTEGRATED FAN LEFT AIR DISTRIBUTION BUTTON LEFT FUSE, RELAY MODULE LEFT TEMPERATURE SELECTION BUTTON ME-SFI (ME) CONTROL UNIT OUTSIDE TEMPERATURE SENSOR OVERHEAD CONTROL PANEL CONTROL UNIT POWER DISTRIBUTION SYSTEM PURGE CONTROL VALVE PWR-1 RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS RBA-1 REAR WINDOW HEATER BUTTON RED WIRE RED/GRN WIRE RED/WHT WIRE REFRIGERANT COMPRESSOR MAGNETIC CLUTCH REFRIGERANT COMPRESSOR REGULATION VALVE REFRIGERANT COMPRESSOR W/ MAGNETIC CLUTCH REG 30 RELAY ENERGIZED RIGHT A-PILLAR FUSE BOX RIGHT AIR DISTRIBUTION BUTTON RIGHT TEMPERATURE SELECTION BUTTON SIG STATIONARY HEATER BUTTON SYNC BUTTON VIO/YEL WIRE YEL WIRE YEL/WHT WIRE

AWL BLK WIRE BLU WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L CENTRAL LOCKING MOTOR CLOSE COMPUTER DATA LINES SYSTEM DRIVER DOOR INFRARED REMOTE CONTROL RECEIVER DRIVER TRUNK LID/LIFTGATE CONTROL BUTTON FUSE 406 GRN WIRE GRY WIRE GRY/RED WIRE HFS HOT AT ALL TIMES LEFT FRONT DOOR AMBIANCE ILLUMINATION LEFT FRONT DOOR CENTRAL LOCKING INTERIOR SWITCH LEFT FRONT DOOR CONTROL UNIT LEFT FRONT DOOR DOOR HANDLE ILLUMINATION LEFT FRONT DOOR EXTERIOR DOOR HANDLE ILLUMINATION LEFT FRONT DOOR HANDLE AMBIANCE ILLUMINATION LEFT FRONT DOOR LOCK LL BU LL RD NCA WIRE ORG/ WIRE REAR FUSE, RELAY MODULE RED WIRE RED/BLU WIRE ROTARY TUMBLER SWITCH SIG TBA TIB TRUNK LID RELEASE BUTTON W/ INTERIOR LIGHTS PACKAGE W/ KEYLESS GO W/O KEYLESS GO W/ REMOTE TRUNK CLOSING W/O REMOTE TRUNK CLOSING YEL WIRE ZV AUF ZV ZU ZVIS SIG

AWL BLU WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/VIO WIRE CAN B H CAN B L CENTRAL LOCKING MOTOR COMPUTER DATA LINES SYSTEM FUSE 302 FUSE 303 FUSE 466 465 GRN WIRE GRY WIRE HOT AT ALL TIMES LEFT FRONT DOOR EXIT, WARNING LAMP LEFT REAR DOOR AMBIANCE ILLUMINATION LEFT REAR DOOR CONTROL UNIT LEFT REAR DOOR DOOR HANDLE ILLUMINATION LEFT REAR DOOR EXIT, WARNING LAMP LEFT REAR DOOR EXTERIOR DOOR HANDLE ILLUMINATION LEFT REAR DOOR HANDLE AMBIANCE ILLUMINATION LEFT REAR DOOR LOCK LL BU LL RD ORG/ WIRE PNK/BLU WIRE PNK/VIO WIRE PWR-1 REAR FUSE, RELAY MODULE REAR SAM CONTROL UNIT RED WIRE RED/BLU WIRE RIGHT A-PILLAR PANEL FUSE BOX RIGHT FRONT DOOR LOCK ROTARY TUMBLER SWITCH SIG SIG HR TANK CAP CENTRAL LOCKING ACTUATOR TBA TIB TRUNK LID/LIFTGATE LOCKING ELEMENT W/ INTERIOR LIGHTS PACKAGE YEL WIRE

AWL BLU WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/RED WIRE CAN B H CAN B L CENTRAL LOCKING MOTOR CLOSE COMPUTER DATA LINES SYSTEM FUSE 408 GRN WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES LL BU LL RD ORG/ WIRE PNK/BLU WIRE PNK/VIO WIRE REAR FUSE, RELAY MODULE RED WIRE RED/BLU WIRE RIGHT FRONT DOOR AMBIANCE ILLUMINATION RIGHT FRONT DOOR CENTRAL LOCKING INTERIOR SWITCH RIGHT FRONT DOOR CONTROL UNIT RIGHT FRONT DOOR DOOR HANDLE ILLUMINATION RIGHT FRONT DOOR EXIT, WARNING LAMP RIGHT FRONT DOOR EXTERIOR DOOR HANDLE ILLUMINATION RIGHT FRONT DOOR HANDLE AMBIANCE ILLUMINATION RIGHT REAR DOOR AMBIANCE ILLUMINATION RIGHT REAR DOOR CONTROL UNIT RIGHT REAR DOOR DOOR HANDLE ILLUMINATION RIGHT REAR DOOR EXIT, WARNING LAMP RIGHT REAR DOOR EXTERIOR DOOR HANDLE ILLUMINATION RIGHT REAR DOOR HANDLE AMBIANCE ILLUMINATION RIGHT REAR DOOR LOCK ROTARY TUMBLER SWITCH SIG TBA TIB W/ INTERIOR LIGHTS PACKAGE YEL WIRE YEL/WHT WIRE ZV AUF ZV ZU ZVIS SIG

BRN WIRE CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM FUSE 330 FUSE 332 FUSE 411 FUSE 443 HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LEFT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR REAR FUSE, RELAY MODULE RED WIRE RED/BLK WIRE RED/GRN WIRE RIGHT A-PILLAR FUSE BOX RIGHT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR YEL WIRE YEL/WHT WIRE

AM AMPLIFIER W/ SELECTION SWITCH AM/FM BLK WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/GRY WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L CAN HMI H CAN HMI L CENTER CONSOLE KEYLESS GO ANTENNA COMPUTER DATA LINES SYSTEM DIAG DIAG AMFM EXCEPT CONVERTIBLE FM 1, AM, CL (ZV), KEYLESS GO ANTENNA AMPLIFIER FUSE 458 FUSE 460 FUSE 461 FZV GRN WIRE GRN/BLK WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/YEL WIRE HD O HD U HEAD UNIT HOT AT ALL TIMES INSTRUMENT CLUSTER KEYLESS-GO CONTROL UNIT KPA HL SIG KPS HR SIG KPS VL SIG KPS VR SIG LEFT FRONT DOOR KEYLESS GO ANTENNA LEFT FRONT KEYLESS GO DOOR HANDLE LEFT REAR DOOR KEYLESS GO ANTENNA LEFT REAR KEYLESS GO DOOR HANDLE MULTI-FUNCTION DISPLAY NCA WIRE PNK/BLU WIRE PNK/GRY WIRE REAR FUSE, RELAY MODULE REAR SWITCHING MODULE REAR SWITCHING MODULE LOWER SENSOR REAR SWITCHING MODULE UPPER SENSOR REAR WINDOW ANTENNA RED WIRE RIGHT FRONT DOOR KEYLESS GO ANTENNA RIGHT FRONT KEYLESS GO DOOR HANDLE RIGHT REAR DOOR KEYLESS GO ANTENNA RIGHT REAR KEYLESS GO DOOR HANDLE TRUNK KEYLESS GO ANTENNA WHT WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/WHT WIRE

BLK WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM DRIVER AIR BAG SQUIB 1 DRIVER AIR BAG SQUIB 2 DRIVER SEAT BELT BUCKLE SWITCH FANFARE HORNS, AIR BAG CLOCK SPRING CONTACT FRONT PASSENGER SEAT BELT BUCKLE SWITCH FUSE 219 GRN WIRE GRN/BLK WIRE GRY WIRE GRY/GRN WIRE GRY/YEL WIRE HOT W/ INSTRUMENT CLUSTER LEFT FUSE, RELAY MODULE LEFT REAR SIDE BAG SQUIB LEFT ROLL BAR SQUIB NCA WIRE PNK/GRN WIRE RELAY ENERGIZED RIGHT SIDE BAG SENSOR SEAT BELT WARNING LAMP STEERING COLUMN MODULE CONTROL UNIT SUPPLEMENTAL RESTRAINTS SYSTEM INDICATOR LAMP USA VIO WIRE VIO/YEL WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRY WIRE YEL WIRE YEL/WHT WIRE

AAG BL-L BL-R BLK WIRE BLK/GRN WIRE BLK/RED WIRE BLK/WHT WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CAN L ELECTRIC BRAKE CONTROL ELECTRICAL CONNECTOR FULLY ELECTRIC TRAILER HITCH SWIVEL UNIT FUSE 308 FUSE 433 FUSE 434 FUSE 435 FUSE 437 GRN WIRE GRN/WHT WIRE GRY WIRE GRY/RED WIRE GRY/YEL WIRE HOT AT ALL TIMES HS 1 PNK SP 1 WIRE LED LED 1 LED 2 PNK WIRE PNK/RED WIRE REAR FUSE, RELAY MODULE REAR SAM CONTROL UNIT RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRY WIRE RED/YEL WIRE RFL (+) RIGHT A-PILLAR FUSE BOX SIG SP 2 SP- TRAILER HITCH RELEASE TRAILER HITCH RELEASE SWITCH TRAILER HITCH SWITCH TRAILER RECOGNITION CONTROL UNIT TRAILER SOCKET (7-PIN) (UNDER CENTER OF REAR BUMPER) WHT WIRE YEL WIRE