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

ANST ANTI-LOCK BRAKES SYSTEM COOLING FANS SYSTEM ASSG START BBV VR BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/GRN WIRE COOLING FANS SYSTEM ENGINE CONTROLS SYSTEM ENGINE FUSE, RELAY MODULE ESSCH B N L ESSCH B N R FANFARE RELAY FRONT SAM CONTROL UNIT (LEFT END OF DASH) FUSE 125 FUSE 200 FUSE 201 FUSE 336 GRY/BLU WIRE GRY/PNK WIRE GRY/VIO WIRE GRY/YEL WIRE HEADLIGHTS SYSTEM HEADLIGHTS, EXTERIOR LIGHTS SYSTEMS HORNS SYSTEM HOT AT ALL TIMES HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED INSTRUMENT CLUSTER SYSTEM LEFT FUSE, RELAY MODULE LL BU LL YE PNK/RED WIRE POWER DISTRIBUTION SYSTEM PWR-1 PWR-2 RBA-1 RED WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT A-PILLAR FUSE BOX RSS CLS HSD RSS CLS LSD RSS OPN HSD RSS OPN LSD SIG SML STARTING/CHARGING SYSTEM TFL VIO WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/GRN WIRE

AIR CONDITIONING SYSTEM ANTI-LOCK BRAKES SYSTEM ANTI-LOCK BRAKES, INSTRUMENT CLUSTER, WARNING SYSTEMS BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CAN B H CAN B L COC COC BEL COC SW COMPUTER DATA LINES SYSTEM CRASH ANALOG FRONT SAM CONTROL UNIT (LEFT END OF DASH) GRN WIRE GRN/BLU WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/ORG WIRE GRY/RED WIRE GRY/WHT WIRE HEADLIGHTS SYSTEM HEADLIGHTS, EXTERIOR LIGHTS SYSTEMS INSTRUMENT CLUSTER SYSTEM LDS SGN 1 LDS SGN 2 LDS SGN 3 LIN 1 LL BU LL WH (+) LL YE PNK WIRE PNK/GRN WIRE POWER DISTRIBUTION SYSTEM RBA RBA-1 REAR SAM CONTROL UNIT CIRCUIT RED/BLK WIRE RED/BLU WIRE RED/GRY WIRE SIG SML SUPPLEMENTAL RESTRAINTS SYSTEM TFL TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO WIRE W/ AMBIANCE ILLUMINATION W/ INTERIOR LIGHTS PACKAGE W/ DRIVING SCHOOL PACKAGE WHT WIRE WIPER/WASHER SYSTEM WIPER/WASHER SYSTEM AIR CONDITIONING SYSTEM YEL 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

BLK WIRE BLK/BRN WIRE BLU/BRN WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN HMI H CAN HMI L COC COMPUTER DATA LINES SYSTEM EXTERIOR LIGHTS SWITCH FRONT FOG LAMPS INDICATOR LAMP FUSE 200 FUSE 208 FUSE 326 FUSE 329 GRN WIRE GRY/BLU WIRE HEADLAMP RANGE CONTROLLER HIGH BEAM INDICATOR LAMP HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED INSTRUMENT CLUSTER LDS SGN 1 LDS SGN 2 LDS SGN 3 LEFT FRONT LEVEL SENSOR LEFT FUSE, RELAY MODULE LEFT REAR LEVEL SENSOR LOW BEAM INDICATOR LAMP MULTI-FUNCTION DISPLAY PNK WIRE POWER DISTRIBUTION SYSTEM PWR-1 PWR-2 RBA-1 REAR FOG LAMP INDICATOR LAMP REAR FOG LIGHT BUTTON RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT A-PILLAR FUSE BOX VIO WIRE WHT/BLK WIRE WHT/YEL WIRE YEL WIRE YEL/WHT 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 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 FUSE, RELAY MODULE LEFT HEADLAMP RANGE ADJUSTMENT ACTUATOR MOTOR LOW BEAM LOW BEAM INDICATOR LAMP LWR LWR SIG MULTI-FUNCTION DISPLAY OVERHEAD CONTROL PANEL CONTROL UNIT PNK WIRE PNK/RED WIRE PWR-1 QUIESCENT CURRENT RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS RBA-1 REAR FOG LAMP BUTTON REAR FOG LAMP INDICATOR LAMP RED WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT A-PILLAR FUSE BOX 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

BLK WIRE BLU/BRN WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN H H CAN H L CAN HMI H CAN HMI L COC COMPUTER DATA LINES SYSTEM ELECTRIC PARKING BRAKE SWITCH ELECTRONIC STABILITY PROGRAM CONTROL UNIT (LEFT REAR OF ENGINE COMPT) ENGINE FUSE, RELAY MODULE EXTERIOR LIGHTS SWITCH FRONT FOG LAMP INDICATOR LAMP FRONT SAM CONTROL UNIT (LEFT END OF DASH) FUSE 128 FUSE 200 FUSE 208 GRN WIRE GRY/BLU WIRE HEADLAMP RANGE CONTROLLER HIGH BEAM INDICATOR LAMP HOT AT ALL TIMES HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED INSTRUMENT CLUSTER LDS SGN 1 LDS SGN 2 LDS SGN 3 LEFT FUSE, RELAY MODULE LOW BEAM INDICATOR LAMP MULTI-FUNCTION DISPLAY PNK WIRE PNK/RED WIRE PWR-1 PWR-2 RBA-1 REAR FOG LAMP BUTTON REAR FOG LAMP INDICATOR LAMP RED WIRE RED/BLU WIRE RED/YEL WIRE SW 1 SW 2 SW 3 SW 4 VIO WIRE VIO/WHT WIRE YEL WIRE YEL/WHT WIRE

ANALOG CLOCK 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 RBA-1 CAN H H CAN H L COC COMPUTER DATA LINES SYSTEM COOLANT LEVEL SWITCH DRIVER SEAT BELT BUCKLE SWITCH ELECTRIC PARKING BRAKE SWITCH ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE CONTROLS SYSTEM FRONT SAM CONTROL UNIT FUEL PRESSURE SENSOR FUEL PUMP CONTROL UNIT GRN WIRE GRN/GRY WIRE GRN/PNK WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE KDS/FQS SIG LIN 1 LIN 1 COC OUTSIDE TEMPERATURE SENSOR PWR-1 RED WIRE RED/YEL WIRE S GND SIG SW 1 SW 2 SW 3 SW 4 VIO WIRE VIO/WHT WIRE WHT/GRY WIRE YEL 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 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 A-PILLAR FUSE BOX 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

ALARM SIREN AMBIENT LAMP ATA (EDW)/TOWING SENSOR/ INTERIOR MOTION SENSOR CONTROL UNIT BLK WIRE BLK/WHT WIRE BRN WIRE BRN/BLK WIRE CAN A H CAN A L COMPUTER DATA LINES SYSTEM FORWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR FUSE 202 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 MICROPHONE HEAD UNIT HOT AT ALL TIMES INSIDE REAR VIEW MIRROR INSIDE REAR VIEW MIRROR DIMMING LEFT FRONT DOOR INTERIOR PROTECTION SENSOR LEFT FUSE, RELAY MODULE LEFT READING LAMP LEFT REAR INTERIOR PROTECTION SENSOR MIC 1 IN+ MIC 2 IN+ NCA WIRE ORG/ WIRE PNK WIRE REAR WINDOW GLASS BREAKAGE SENSOR REARWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR RED WIRE RED/WHT WIRE RIGHT FRONT DOOR INTERIOR PROTECTION SENSOR RIGHT READING LAMP RIGHT REAR INTERIOR PROTECTION SENSOR SHIELD VIO WIRE WHT WIRE YEL WIRE

AUTOMATIC DIMMING MIRROR BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM EL VL GRN WIRE GRY WIRE GRY/WHT WIRE HORIZONTAL INCLINATION ADJUSTMENT ACTUATOR MOTOR MIRROR HEATER NEIG HOR NEIG VER OUTSIDE MIRROR FOLD-IN/ FOLD-OUT ELECTRIC MOTOR RED WIRE RED/BLU WIRE RIGHT BLIND SPOT ASSIST READINESS, WARNING INDICATOR RIGHT FRONT DOOR CONTROL UNIT RIGHT OUTSIDE MIRROR RIGHT OUTSIDE MIRROR AMBIENT LAMP RIGHT OUTSIDE MIRROR TURN SIGNAL LAMP SPG ABBL SPG F SPG G TA B (+) TA W (+) VERTICAL INCLINATION ADJUSTMENT ACTUATOR MOTOR VIO WIRE WHT WIRE YEL WIRE