Mercedes-Benz CLA-class C117/X117 facelift (2016-2019) relay energized Wiring diagrams

AUX GND AUX L + AUX R + BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/GRN WIRE BRN/ORG WIRE BRN/PNK WIRE BRN/RED WIRE BRN/WHT WIRE CAN A H CAN A L CAN B H CAN B L CELLULAR TELEPHONE SYSTEM ANTENNA AMPLIFIER/ COMPENSATOR COMAND CONTROL UNIT COMPUTER DATA LINES SYSTEM EMERGENCY CALL SYSTEM CONTROL UNIT FUSE 110 FUSE 42 GND HSD GRN WIRE HANDS-FREE SYSTEM MICROPHONE HOT AT ALL TIMES HOT W/ LEFT FRONT DOOR SPEAKER LEFT MIRROR TRIANGLE TWEETER LEFT REAR DOOR SPEAKER LVDS MF (-) MOBILE PHONE CONTACT PLATE MOST DATA BUS CIRCUIT MOST IN MOST OUT MOS MOST WS NCA WIRE ORG/ WIRE PNK AS (+) WIRE PNK WIRE RED/GRN WIRE RELAY ENERGIZED RIGHT FRONT DOOR SPEAKER RIGHT MIRROR TRIANGLE TWEETER RIGHT REAR DOOR SPEAKER SHIELD SHIELD LVDS (+) SHIELD USB SOUND SYSTEMS TEL ST TEL WS USB D- USB ELECTRICAL CONNECTOR USB GND VEHICLE INTERIOR FUSE BOX VIO WIRE W/O SOUND SYSTEM WHT WIRE YEL WIRE

AUX GND AUX L + AUX R + BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/GRN WIRE BRN/ORG WIRE BRN/PNK WIRE BRN/RED WIRE BRN/WHT WIRE CAN A H CAN A L CAN B H CAN B L CELLULAR TELEPHONE SYSTEM ANTENNA AMPLIFIER/ COMPENSATOR COMAND CONTROL UNIT COMPUTER DATA LINES SYSTEM EMERGENCY CALL SYSTEM CONTROL UNIT FUSE 110 FUSE 42 GND HSD GRN WIRE HANDS-FREE SYSTEM MICROPHONE HOT AT ALL TIMES HOT W/ LEFT FRONT DOOR SPEAKER LEFT MIRROR TRIANGLE TWEETER LEFT REAR DOOR SPEAKER LVDS MF (-) MOBILE PHONE CONTACT PLATE MOST DATA BUS CIRCUIT MOST IN MOST OUT MOS MOST WS NCA WIRE ORG/ WIRE PNK AS (+) WIRE PNK WIRE RED/GRN WIRE RELAY ENERGIZED RIGHT FRONT DOOR SPEAKER RIGHT MIRROR TRIANGLE TWEETER RIGHT REAR DOOR SPEAKER SHIELD SHIELD LVDS (+) SHIELD USB SOUND SYSTEMS TEL ST TEL WS USB D- USB ELECTRICAL CONNECTOR USB GND VEHICLE INTERIOR FUSE BOX VIO WIRE W/O SOUND SYSTEM WHT WIRE YEL WIRE

ACCELERATE, SET SWITCH ACCELERATOR PEDAL SENSOR (TOP OF ACCELERATOR PEDAL ASSEMBLY) BLK/GRN WIRE BLK/YEL WIRE BLS H BLS L BLU WIRE BLU/GRN WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/GRN WIRE BRN/WHT WIRE CAN C H CAN C L CAN E H CAN E L COMPUTER DATA LINES SYSTEM CRUISE CONTROL LEVER DECELERATE, SET SWITCH DISTRONIC CONTROL DISTRONIC ELECTRIC CONTROLLER UNIT DISTRONIC WARNING LAMP IND DOWNHILL SPEED REGULATION BUTTON DUAL CLUTCH TRANSMISSION FULLY INTEGRATED TRANSMISSION CONTROL UNIT ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE COMPARTMENT FUSE, RELAY MODULE FUSE 214 FUSE 224 FUSE 32 GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/RED WIRE HOT AT ALL TIMES HOT W/ HOT W/ CIRCUIT 15 RELAY ENERGIZED INDICATOR SWITCH INSTRUMENT CLUSTER LEFT FRONT AXLE RPM SENSOR LEFT REAR AXLE RPM SENSOR LIN 1 ME-SFI (ME) CONTROL UNIT MOT- NCA WIRE OFF SWITCH OFFROAD PROGRAM BUTTON ORG/BLU WIRE RED WIRE RED/BLK WIRE RED/GRN WIRE RED/WHT WIRE RELAY ENERGIZED RESUME FROM MEMORY SWITCH RIGHT FRONT AXLE RPM SENSOR RIGHT REAR AXLE RPM SENSOR SIG STEERING COLUMN MODULE CONTROL UNIT STOP LAMP SWITCH THROTTLE VALVE ACTUATOR (ON THROTTLE BODY) UPPER CONTROL PANEL CONTROL UNIT VEHICLE INTERIOR FUSE BOX WHT/BLK WIRE WHT/BLU WIRE WHT/GRY WIRE WHT/RED WIRE WHT/YEL WIRE YEL/GRY WIRE

AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN L H CAN L L COMPUTER DATA LINES SYSTEM DRIVETRAIN CONTROL UNIT ENGINE COMPARTMENT FUSE, RELAY MODULE FUSE 210 FUSE 238 HEATED WINDSHIELD HEATED WINDSHIELD RELAY HOT AT ALL TIMES HOT W/ N/A REAR WINDOW HEATER BUTTON RED/WHT WIRE RED/YEL WIRE RELAY ENERGIZED WHT WIRE WHT/RED WIRE

AS GND AS L AS R BLK WIRE BLU WIRE BRN WIRE COMAND CONTROL UNIT FUSE 104 GRN WIRE HOT W/ MEDIA INTERFACE CONTROL UNIT MEDIA INTERFACE ELECTRICAL CONNECTOR NCA WIRE ORG/ WIRE RED WIRE RED/BLU WIRE RELAY ENERGIZED SHD SHIELD SIG RVH SR GND SR RX SR TX USB DATA - USB GND VEHICLE INTERIOR FUSE BOX VIO/BLU WIRE WHT WIRE YEL WIRE YEL/BLU WIRE

AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT BLK WIRE BLU WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM FRONT ELECTRICAL PREFUSE BOX FUSE 2 FUSE 23 FUSE 24 FUSE 34 FUSE 35 30 GRN WIRE HEATED REAR WINDOW HEATED REAR WINDOW RELAY HOT AT ALL TIMES LEFT FRONT DOOR CONTROL UNIT LEFT OUTSIDE MIRROR MIRROR HEATER REAR WINDOW HEATER BUTTON REAR WINDOW INTERFERENCE SUPPRESSION CAPACITOR RED WIRE RED/BLK WIRE RED/BLU WIRE RELAY ENERGIZED RIGHT FRONT DOOR CONTROL UNIT RIGHT OUTSIDE MIRROR VEHICLE INTERIOR FUSE BOX WHT WIRE YEL/RED WIRE

AS N (+) BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE CAN A H CAN A L COMPUTER DATA LINES SYSTEM CRADLE FOR NAVIGATION MODULE FUSE 47 GRN WIRE LVDS MF (-) NAVIGATION MODULE NCA WIRE ORG/ WIRE RADIO RED/WHT WIRE RELAY ENERGIZED RIGHT END OF DASH) SHIELD SHIELD PND VEHICLE INTERIOR FUSE BOX WHT WIRE

BL SIG BLU/ORG WIRE BLU/WHT WIRE BRN WIRE BRN/ORG WIRE BRN/WHT WIRE BRN/YEL WIRE EMERGENCY VEHICLE FUSE BOX FB (+) SOSI A FB A FUSE 1 FUSE 2 FUSE 6 FUSE 7 GRN WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES LD A MF (+) PTT MF (-) NCA WIRE ORG/ WIRE PAS (GAS) CONTROL UNIT PNK WIRE RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RELAY ENERGIZED RKL (+) RKL A ROOF SIGN LAMP ELECTRICAL CONNECTOR ROTATING BEACON ELECTRICAL CONNECTOR SHD TF SIG VIO WIRE YEL WIRE

BLK WIRE BLU WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM FUSE 39 FUSE 41 GRN WIRE GRY WIRE HALL SENSOR 1 HALL SENSOR 2 MOT- MOTOR ORG/GRN WIRE 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 PANORAMIC SLIDING ROOF SWITCH RED WIRE RED/WHT WIRE RELAY ENERGIZED SAM CONTROL UNIT (LEFT END OF DASH) SIG (1) SIG (2) VEHICLE INTERIOR FUSE BOX VIO WIRE

BLU WIRE BLU/WHT WIRE BRN WIRE COMPUTER DATA LINES SYSTEM FUSE 88 FUSE 99 GRY WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER LEFT FRONT TIRE PRESSURE SENSOR LEFT REAR TIRE PRESSURE SENSOR RED WIRE RED/BLK WIRE RED/GRY WIRE RELAY ENERGIZED RIGHT FRONT TIRE PRESSURE SENSOR RIGHT REAR TIRE PRESSURE SENSOR TIRE PRESSURE MONITOR CONTROL UNIT TIRE PRESSURE MONITOR WARNING LAMP VEHICLE INTERIOR FUSE BOX W/ HEAD UP DISPLAY