Mercedes-Benz GLK-class X204 facelift (2012-2015) computer data lines system Wiring diagrams

AIR DISTRIBUTION FLAP ACTUATOR AIR RECIRCULATION MODE BUTTON AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT BLOWER MOTOR BLOWER REGULATOR A/C HOUSING BLU/BLK WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DEFROSTER VENT FLAP ACTUATOR MOTOR EVAPORATOR TEMPERATURE SENSOR FRONT ELECTRICAL PREFUSE BOX FUSE 156 FUSE 158 160 FUSE 161 156 GRY/BLU WIRE HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LEFT BLENDING AIR FLAP ACTUATOR LEFT CENTER AIR OUTLET SYMBOL ILLUMINATION LEFT FRONT SIDE AIR OUTLET SYMBOL ILLUMINATION LIN DATA NCA WIRE NTC- PTC HEATER BOOSTER (2.0L TURBO DIESEL) REAR WINDOW HEATER BUTTON RED WIRE RED/BLK WIRE RED/BLU WIRE RED/VIO WIRE RED/WHT WIRE RIGHT BLENDING AIR FLAP ACTUATOR RIGHT CENTER AIR OUTLET SYMBOL ILLUMINATION RIGHT FRONT SIDE AIR OUTLET SYMBOL ILLUMINATION SIG SUN SENSOR VIO/GRN WIRE VIO/WHT WIRE W/ AIR OUTLET SYMBOL ILLUMINATION W/O ECO START/STOP FUNCTION W/ ECO START/STOP FUNCTION WHT WIRE WHT/BLU WIRE WHT/BRN WIRE YEL WIRE YEL/BLU WIRE

1.8L TURBO 2.1L TURBO DIESEL 3.5L BLK/BLU WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L CIRCUIT 87 RELAY ENERGIZED COMBUSTION ENGINE, A/C W/ INTEGRATED CONTROL FAN MOTOR COMPUTER DATA LINES SYSTEM COOLANT TEMPERATURE SENSOR ENGINE CONTROLS SYSTEM EXCEPT 2.0L TURBO DIESEL FRESH AIR/ RECIRCULATION FLAP ACTUATOR MOTOR FRONT ELECTRICAL PREFUSE BOX FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE FUSE 12 FUSE 151 FUSE 22 GRN/BLU WIRE GRN/RED WIRE GRY WIRE GRY/BLU WIRE HOT AT ALL TIMES HOT W/ ENGINE INTERIOR HUMIDITY/ TEMPERATURE SENSOR INTERIOR TEMPERATURE SENSOR W/ INTEGRATED FAN LEUS NCA WIRE NTC- OVERHEAD CONTROL PANEL ELECTRONICS PURGE CONTROL VALVE REAR AIR OUTLET SYMBOL ILLUMINATION RED WIRE RED/BLK WIRE RED/BRN WIRE RED/VIO WIRE RED/WHT WIRE REFRIGERANT COMPRESSOR REFRIGERANT PRESSURE SENSOR REG SOLID STATE TMOT VIO/GRN WIRE VIO/WHT WIRE

AC HOUSING, AIR RECIRCULATION MODE BUTTON AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT BLOWER MOTOR BLOWER REGULATOR BLU WIRE BLU/BLK WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DATA DATA FOND EVAPORATOR TEMPERATURE SENSOR FRONT ELECTRICAL PREFUSE BOX FUSE 151 FUSE 158 160 FUSE 161 156 FUSE 43 HOT AT ALL TIMES HOT W/ CIRCUIT 15 RELAY ENERGIZED HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED NTC- REAR SAM CONTROL UNIT W/FUSE, RELAY MODULE REAR WINDOW HEATER BUTTON RED WIRE RED/BLK WIRE RED/BLU WIRE RED/VIO WIRE RED/WHT WIRE SIG SUN SENSOR VIO/WHT WIRE W/O ECO START/STOP FUNCTION W/ ECO START/STOP FUNCTION WHT WIRE WHT/BLU WIRE YEL WIRE YEL/BLU WIRE

BLK WIRE BLU WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN G H PNK CAN G L WIRE COMPUTER DATA LINES SYSTEM FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE FUSE 2 FUSE 41 FUSE 59 HOT AT ALL TIMES HOT W/ CIRCUIT 15 RELAY ENERGIZED HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LED LED 31 LEFT BLIND SPOT ASSIST READINESS, WARNING INDICATOR LEFT FRONT DOOR CONTROL UNIT LEFT OUTSIDE MIRROR LEFT REAR BUMPER INTELLIGENT RADAR SENSOR NCA WIRE PNK WIRE PNK/WHT WIRE REAR SAM CONTROL UNIT W/ FUSE, RELAY MODULE RED WIRE RED/BLU WIRE RED/GRY WIRE RED/WHT WIRE RIGHT BLIND SPOT ASSIST READINESS, WARNING INDICATOR RIGHT FRONT DOOR CONTROL UNIT RIGHT OUTSIDE MIRROR RIGHT REAR BUMPER INTELLIGENT RADAR SENSOR WHT WIRE

BRN WIRE BRN/BLK WIRE BRN/RED WIRE CAN B H CAN B L CAN-G H CAN-G L COMPUTER DATA LINES SYSTEM CORNERING ILLUMINATION EXTERIOR LIGHTS SWITCH FRONT ELECTRICAL PREFUSE BOX FRONT FOG LAMP BUTTON FRONT SAM CONTROL MODULE W/ FUSE/ RELAY MODULE FUSE 13 FUSE 152 FUSE 161 156 FUSE 163 158 FUSE 5 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/PNK WIRE HEADLAMP RANGE ADJUSTMENT ACTUATOR MOTOR HEADLAMP RANGE CONTROLLER HIGH BEAM SOLENOID HOT AT ALL TIMES HOT W/ CIRCUIT 15 RELAY ENERGIZED HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LEFT DAYTIME RUNNING LAMPS HEADLAMP LEFT FOG LAMP LEFT FRONT LAMP UNIT LEFT REAR LAMP UNIT LEFT XENON LAMP CONTROL UNIT PNK/RED WIRE REAR FOG LAMP REAR FOG LAMP BUTTON REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE RED WIRE RED/BLU WIRE RED/WHT WIRE RIGHT DAYTIME RUNNING LAMPS HEADLAMP RIGHT FOG LAMP RIGHT REAR LAMP UNIT SIG SWITCH ILLUMINATION W/O ECO START/STOP FUNCTION WHT WIRE WHT/BLK WIRE WHT/RED WIRE XENON BULB W/ INTEGRATED IGNITION MODULE YEL WIRE YEL/WHT WIRE

BRN WIRE BRN/BLK WIRE BRN/RED WIRE CAN B H CAN B L CAN E H CAN E H 31 CAN E L COMBINATION SWITCH COMPUTER DATA LINES SYSTEM CORNERING ILLUMINATION FRONT FOG LAMPS INDICATOR LAMP GRN WIRE GRN/WHT WIRE HEADLAMP FLASHER/ HIGH BEAM SWITCH LOW BEAM SWITCH HEADLAMP RANGE ADJUSTMENT ACTUATOR MOTOR HIGH BEAM INDICATOR LAMP HIGH BEAM SOLENOID INSTRUMENT CLUSTER LEFT FRONT LEVEL SENSOR LOW BEAM INDICATOR LAMP PARKING BRAKE INDICATOR SWITCH REAR FOG LAMP INDICATOR LAMP RED/BLU WIRE RIGHT FRONT LAMP UNIT RIGHT XENON LAMP CONTROL UNIT STEERING COLUMN MODULE CONTROL UNIT WHT WIRE WHT/RED WIRE XENON BULB W/ INTEGRATED IGNITION MODULE YEL WIRE YEL/WHT WIRE

BLK/GRY WIRE BLK/VIO WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN C H CAN C L COMPUTER DATA LINES SYSTEM DRIVER SEAT CONNECTOR BLOCK FRONT ELECTRICAL PREFUSE BOX FRONT PASSENGER SEAT CONNECTOR BLOCK FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE FUSE 163 158 FUSE 18 GRY/YEL WIRE HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LEFT FRONT BACKREST HEATED CUSHION LEFT FRONT HEATED SEAT BUTTON LEFT FRONT SEAT SITTING SURFACE HEATED CUSHION LIN 1 NCA WIRE REAR SAM CONTROL UNIT W/ FUSE, RELAY MODULE RED WIRE RED/GRN WIRE RIGHT FRONT BACKREST HEATED CUSHION RIGHT FRONT HEATED SEAT BUTTON RIGHT FRONT SEAT SITTING SURFACE HEATED CUSHION STATIONARY HEATER BUTTON UPPER CONTROL PANEL CONTROL UNIT W/ ECO START/ STOP FUNCTION W/O ECO START/ STOP FUNCTION

AUXILIARY HEATER HEATING ELEMENT BLU WIRE BRN WIRE BRN/BLK WIRE CAN E H CAN E L COMPUTER DATA LINES SYSTEM DEFROST FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE FUSE 13 GRN WIRE GRN/WHT WIRE HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LVDS N LVDS P MULTI-FUNCTION CAMERA ORG/ WIRE RED/WHT WIRE VIDEO N VIDEO P VIDEO, RADAR SENSOR SYSTEM CONTROL UNIT

BLK/BLU WIRE BLK/GRY WIRE BLK/RED WIRE BLK/VIO WIRE BLK/YEL WIRE BRN WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM DRIVER SEAT BACKREST INCLINATION ADJUSTMENT MOTOR DRIVER SEAT FORE/AFT ADJUSTMENT MOTOR DRIVER SEAT HEIGHT ADJUSTMENT MOTOR DRIVER SEAT INCLINATION ADJUSTMENT MOTOR FRONT ELECTRICAL PREFUSE BOX FRONT PASSENGER SEAT BACKREST INCLINATION ADJUSTMENT MOTOR FRONT PASSENGER SEAT FORE/AFT ADJUSTMENT MOTOR FRONT PASSENGER SEAT HEIGHT ADJUSTMENT MOTOR FRONT PASSENGER SEAT INCLINATION ADJUSTMENT MOTOR FUSE 163 158 FUSE 44 FUSE 45 FUSE 60 HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LEFT FRONT BACKREST ADJUSTMENT SWITCH LEFT FRONT SEAT ADJUSTMENT SWITCH GROUP LEFT FRONT SEAT FORE/AFT ADJUSTMENT SWITCH LEFT FRONT SEAT HEIGHT ADJUSTMENT SWITCH LEFT FRONT SEAT INCLINATION ADJUSTMENT SWITCH MULTICONTOUR SEAT PNEUMATIC PUMP REAR SAM CONTROL UNIT W/ FUSE, RELAY MODULE RED WIRE RED/WHT WIRE RIGHT FRONT BACKREST ADJUSTMENT SWITCH RIGHT FRONT SEAT ADJUSTMENT SWITCH GROUP RIGHT FRONT SEAT FORE/AFT ADJUSTMENT SWITCH RIGHT FRONT SEAT HEIGHT ADJUSTMENT SWITCH RIGHT FRONT SEAT INCLINATION ADJUSTMENT SWITCH SEAT ADJUSTMENT RELAY W/ ECO START/ STOP FUNCTION W/O ECO START/ STOP FUNCTION WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE

ADJUSTMENT SWITCH BLK WIRE BLK/BLU WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/YEL WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE C-CLASS COUPE C-CLASS SEDAN, GLK- CLASS COMPUTER DATA LINES SYSTEM DRIVER SEAT BACKREST INCLINATION ADJUSTMENT MOTOR DRIVER SEAT BACKREST) DRIVER SEAT EASY ENTRY SYSTEM LIMIT SWITCH DRIVER SEAT HEIGHT DRIVER SEAT HEIGHT ADJUSTMENT MOTOR DRIVER SEAT PARTIALLY ELECTRIC SEAT ADJUSTMENT SWITCH FRONT ELECTRICAL PREFUSE BOX FRONT PASSENGER SEAT BACKREST INCLINATION ADJUSTMENT MOTOR FRONT PASSENGER SEAT EASY ENTRY SYSTEM LIMIT SWITCH FRONT PASSENGER SEAT HEIGHT FRONT PASSENGER SEAT HEIGHT ADJUSTMENT MOTOR FRONT PASSENGER SEAT PARTIALLY ELECTRIC SEAT ADJUSTMENT SWITCH FUSE 163 158 FUSE 44 FUSE 45 FUSE 60 HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED MULTICONTOUR SEAT PNEUMATIC PUMP REAR SAM CONTROL UNIT W/ FUSE, RELAY MODULE RED WIRE RED/WHT WIRE SEAT ADJUSTMENT RELAY SIG W/ ECO START/ STOP FUNCTION W/O ECO START/ STOP FUNCTION WHT/BLK WIRE WHT/GRN WIRE