Mercedes-Benz C-class W205/S205/C205/A205 facelift (2018-2021) blk/red Wiring diagrams

BLK WIRE BLK/BLU WIRE BLK/GRY WIRE BLK/RED WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/YEL WIRE BRAKE VACUUM SENSOR BRN WIRE BRN/BLK WIRE CAN H H CAN H L COMPUTER DATA LINES SYSTEM ELECTRIC PARKING BRAKE SWITCH ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE COMPARTMENT PREFUSE BOX ENGINE FUSE, RELAY MODULE FLEX-E BM FLEX-E BP FRONT AXLE BRAKE PRESSURE SENSOR FRONT AXLE INTAKE BALL VALVE REAR AXLE INTAKE BALL VALVE FRONT AXLE SWITCHOVER VALVE FRONT PRESSURE SENSOR FUSE 1 FUSE 128 FUSE 2 GRN WIRE GRN/ORG WIRE GRN/RED WIRE GRN/YEL WIRE GRY/BLU WIRE HIGH PRESSURE, RETURN PUMP HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED LEFT ELECTRIC PARKING BRAKE ACTUATOR MOTOR LEFT FRONT AXLE RPM SENSOR LEFT FRONT PRESSURE REGULATOR VALVE (HOLD) LEFT FRONT PRESSURE REGULATOR VALVE (RELEASE) LEFT REAR AXLE RPM SENSOR LEFT REAR PRESSURE REGULATOR VALVE (HOLD) LEFT REAR PRESSURE REGULATOR VALVE (RELEASE) MOT GND/(+) MOT GND/(+) 31 MOT GND/(+) SIG ORG/BLU WIRE PNK WIRE PNK/GRN WIRE REAR AXLE SWITCHOVER VALVE RED WIRE RED/BLU WIRE RED/WHT WIRE RIGHT ELECTRIC PARKING BRAKE ACTUATOR MOTOR RIGHT FRONT PRESSURE REGULATOR VALVE (HOLD) RIGHT FRONT PRESSURE REGULATOR VALVE (RELEASE) RIGHT REAR PRESSURE REGULATOR VALVE (HOLD) RIGHT REAR PRESSURE REGULATOR VALVE (RELEASE) SIG SIG (1) SIG (2) SIG 3 SIG 4 STOP LAMP SWITCH TRACTION SYSTEM HYDRAULIC UNIT VIO WIRE VIO/WHT WIRE WHT WIRE WHT/YEL WIRE YEL WIRE

BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/YEL WIRE BRAKE FLUID LEVEL SWITCH BRN WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L CAN HMI H CAN HMI L COC COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE FRONT SAM CONTROL UNIT (LEFT END OF DASH) FUSE 200 FUSE 455 FUSE 477 GRY/BLU WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED INSTRUMENT CLUSTER PEDAL OPERATION MONITOR BUZZER PEDAL OPERATION MONITOR SWITCH REAR FUSE, RELAY MODULE REAR SAM CONTROL UNIT RED WIRE RED/BLU WIRE RIGHT FRONT AXLE RPM SENSOR RIGHT FRONT BRAKE WEAR SENSOR RIGHT REAR AXLE RPM SENSOR RIGHT REAR BRAKE WEAR SENSOR SIG SIG GND WHT WIRE YEL WIRE YEL/WHT WIRE

BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BLU/BLK WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/RED WIRE BRN/VIO WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM COUPE CONVERTIBLE DRIVER SEAT BACKREST INCLINATION ADJUSTMENT MOTOR DRIVER SEAT CONTROL UNIT DRIVER SEAT FORE/AFT ADJUSTMENT MOTOR DRIVER SEAT HEAD RESTRAINT ADJUSTMENT MOTOR FLEXRAY BP FUSE 305 FUSE 6 GRN WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED LEFT BACKREST RELEASE/INCLINATION MICROSWITCH MOT GND/(+) MOT- MULTIPLE FUSE 1 NCA WIRE PASSENGER-SIDE A-PILLAR FUSE BOX PNK FLEXRAY BM WIRE RED WIRE RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE SEATS SYSTEM SENS SENS GND SIG STEERING COLUMN MEMORY CIRCUIT STEERING COLUMN MODULE CONTROL UNIT VIO WIRE VIO/BLK WIRE WHT WIRE YEL/GRN WIRE

AUDIO/COMAND CONTROL PANEL BACKUP LAMPS CIRCUIT BLK WIRE BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BRN WIRE CAN A H CAN A L CENTER STOP LAMP COMPUTER DATA LINES SYSTEM COUPE CONVERTIBLE DRIVER-SIDE FUSE, RELAY MODULE FUSE 209 FUSE 3 GRN/VIO WIRE GRY WIRE GRY/BLK WIRE HAZARD LIGHT HAZARD SIG HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED LEFT LICENSE PLATE LAMP LEFT REAR LAMP UNIT MULTIPLE FUSE 1 PASSENGER-SIDE A-PILLAR FUSE BOX POWER DISTRIBUTION SYSTEM RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS RED WIRE RED/GRY WIRE RED/WHT WIRE RIGHT LICENSE PLATE LAMP RIGHT REAR LAMP UNIT SEDAN, COUPE UPPER CONTROL PANEL CONTROL UNIT VIO/PNK WIRE VIO/WHT WIRE WHT WIRE YEL WIRE YEL/WHT WIRE

BLK WIRE BLK/RED WIRE BLU/BRN WIRE BLU/GRN WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN H H CAN H L COC COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE ELECTRIC PARKING BRAKE SWITCH ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE FUSE, RELAY MODULE EXTERIOR LIGHTS SWITCH FUSE 126 FUSE 200 GRN WIRE GRN/ORG WIRE GRN/RED WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/ORG WIRE GRY/PNK WIRE GRY/VIO WIRE GRY/YEL WIRE HAZARD LIGHT HAZARD SIG HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED LB (+) LEFT FRONT DOOR CONTROL UNIT (IN LEFT FRONT DOOR) LEFT FRONT LAMP UNIT LEFT OUTSIDE MIRROR LEFT OUTSIDE MIRROR TURN SIGNAL LAMP NCA WIRE PNK WIRE PNK/RED WIRE RED WIRE RIGHT FRONT DOOR CONTROL UNIT RIGHT FRONT LAMP UNIT RIGHT OUTSIDE MIRROR RIGHT OUTSIDE MIRROR TURN SIGNAL LAMP SENS SIG (1) SIG (2) SIG 3 SIG GND SML STOP LAMP SWITCH TSI R (+) TSI-L (+) VIO WIRE VIO/WHT WIRE W/O LED YEL WIRE

BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/PNK WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM CONVERTIBLE, COUPE SEDAN COUPE DRIVER-SIDE POWER WINDOW, OUTSIDE MIRROR ADJUSTMENT SWITCH GROUP FHS DOWN FHS UP FUSE 302 FUSE 303 FUSE 406 FUSE 408 GRN WIRE GRY WIRE GRY/BLU WIRE HOT AT ALL TIMES LEFT FRONT DOOR CONTROL UNIT LEFT FRONT POWER WINDOW MOTOR LEFT FRONT POWER WINDOW SWITCH LEFT REAR DOOR CONTROL UNIT LEFT REAR POWER WINDOW MOTOR LEFT REAR POWER WINDOW SWITCH MOT- PASSENGER-SIDE A-PILLAR FUSE BOX PASSENGER-SIDE POWER WINDOW SWITCH REAR CONTROL UNIT (SEDAN, COUPE, CONVERTIBLE) (LEFT SIDE OF LUGGAGE COMPT) REAR FUSE, RELAY MODULE REAR SIDE WINDOW CHILD SAFETY LOCK SWITCH RED WIRE RED/WHT WIRE RIGHT FRONT DOOR CONTROL UNIT RIGHT FRONT POWER WINDOW MOTOR RIGHT FRONT POWER WINDOW SWITCH RIGHT REAR DOOR CONTROL UNIT RIGHT REAR POWER WINDOW MOTOR RIGHT REAR POWER WINDOW SWITCH SEDAN, COUPE SIG SOFT TOP CONTROL SWITCH SYSTEM VIO WIRE WHT WIRE YEL WIRE

BLK/RED WIRE BLK/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER SEAT CONTROL UNIT FLEXRAY BP FUSE 305 FUSE 406 FUSE 6 GRN WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED LEFT FRONT DOOR CONTROL UNIT LEFT FRONT SEAT ADJUSTMENT SWITCH GROUP LEFT FRONT SEAT CLIMATE CONTROL SWITCH GROUP MOT GND/(+) MOT GND/(+) 31 MOT GND/(+) SENS MULTIPLE FUSE 1 PASSENGER-SIDE A-PILLAR FUSE BOX PNK FLEXRAY BM WIRE REAR FUSE, RELAY MODULE RED WIRE RED/YEL WIRE SENS SENS GND STEERING COLUMN IN/OUT ADJUSTMENT MOTOR STEERING COLUMN MODULE CONTROL UNIT STEERING COLUMN UP/DOWN ADJUSTMENT MOTOR VIO WIRE VIO/BLK WIRE W/ SEAT HEATER, SEAT CLIMATE CONTROL

BLK/BLU WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BRN/GRN WIRE DRIVER AIR BAG SQUIB 1 DRIVER AIR BAG SQUIB 2 FRONT PASSENGER ANCHOR FITTING TENSIONER SQUIB FRONT PASSENGER SEAT BELT BUCKLE SWITCH GRN WIRE GRN/BLK WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/VIO WIRE LEFT FRONT DOOR PRESSURE SENSOR LEFT REAR DOOR PRESSURE SENSOR NCA WIRE PNK/RED WIRE RIGHT FRONT BUMPER PEDESTRIAN PROTECTION SENSOR RIGHT HEAD BAG SQUIB RIGHT REAR EMERGENCY TENSIONING RETRACTOR SQUIB RIGHT SIDE BAG SENSOR RIGHT WINDOW BAG SQUIB SEDAN, COUPE STEERING COLUMN MODULE CONTROL UNIT VIO WIRE VIO/YEL WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRY WIRE

BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/ORG WIRE BLU/PNK WIRE BLU/YEL WIRE BRN WIRE BRN/GRN WIRE BRN/GRY WIRE CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM DRIVER SEAT POSITION DETECTION SWITCH DRIVER-SIDE ANCHOR FITTING TENSIONER SQUIB FRONT PASSENGER SEAT POSITION DETECTION SWITCH FUSE 2 GRN WIRE GRN/BLK WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/VIO WIRE GRY/YEL WIRE HOT AT ALL TIMES LEFT ACTIVE ENGINE HOOD SQUIB LEFT FRONT BUMPER PEDESTRIAN PROTECTION SENSOR LEFT FRONTAL ACCELERATION SENSOR PASSENGER-SIDE A-PILLAR FUSE BOX PNK/RED WIRE RED/PNK WIRE RED/WHT WIRE RIGHT FRONT DOOR PRESSURE SENSOR RIGHT FRONTAL ACCELERATION SENSOR RIGHT REAR DOOR PRESSURE SENSOR RIGHT REAR SIDE BAG SQUIB RIGHT ROLL BAR SQUIB SIG SIG (+) 15 R SIG (+) 30 T SIG GND SIG SIG SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT VIO WIRE VIO/YEL WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRY WIRE YEL WIRE YEL/WHT WIRE

AAG BL (+) BLK WIRE BLK/GRN WIRE BLK/RED WIRE BLK/WHT WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE BUL (+) CAN B H CAN B L COMPUTER DATA LINES SYSTEM COUPE F LIGHT GND FUSE 444 FUSE 445 FUSE 446 FUSE 447 FUSE 448 GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/RED WIRE GRY/YEL WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED ILLU ILLU GND MOT GND/(+) 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/VIO WIRE RED/WHT WIRE RED/YEL WIRE RFL (+) SENS SENS (+) SENS GND SIG (1) SIG (2) TL L (+) TL-R (+) TRAILER HITCH RELEASE TRAILER HITCH RELEASE SWITCH TRAILER RECOGNITION CONTROL UNIT TRAILER SOCKET (UNDER CENTER OF REAR BUMPER) TSI R (+) TSI-L (+) WHT WIRE YEL WIRE