Mercedes-Benz S-class W222/C217/A217 facelift (2017-2020) pnk/yel Wiring diagrams

BLK WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER SEAT CONTROL UNIT DRIVER SEAT HEATER CONTROL UNIT FRONT PASSENGER SEAT CONTROL UNIT FRONT PASSENGER SEAT HEATER CONTROL UNIT FUSE 306 FUSE 453 HEATER PAD TEMPERATURE SENSOR LEFT FRONT BACKREST HEATED CUSHION HEATER PAD TEMPERATURE SENSOR LEFT FRONT SEAT SITTING SURFACE HEATED CUSHION HEATER PAD TEMPERATURE SENSOR RIGHT FRONT BACKREST HEATED CUSHION HEATER PAD TEMPERATURE SENSOR RIGHT FRONT SEAT SITTING SURFACE HEATED CUSHION HOT AT ALL TIMES LEFT FRONT DOOR CONTROL UNIT LEFT FRONT SEAT ADJUSTMENT SWITCH GROUP LEFT FRONT SEAT HEATER SWITCH NCA WIRE PASSENGER-SIDE A-PILLAR FUSE BOX PNK/YEL WIRE REAR FUSE, RELAY MODULE RED WIRE RED/WHT WIRE RIGHT FRONT DOOR CONTROL UNIT RIGHT FRONT SEAT ADJUSTMENT SWITCH GROUP RIGHT FRONT SEAT HEATER SWITCH TS HK SF BF TS HK SF F TS HK SL BF TS HK SL F UB (+) VHK VIO WIRE WHT WIRE YEL WIRE YEL/BRN WIRE

BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/PNK WIRE BLU/VIO WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM FUSE 429 GRN/BRN WIRE GRY/PNK WIRE GTK FL HK SL FL HOT AT ALL TIMES HS SIG LEFT REAR SEAT BACKREST INCLINATION ADJUSTMENT MOTOR, HALL SENSOR LEFT REAR SEAT BELT COMFORT-FIT FUNCTION SOLENOID LEFT REAR SEAT CONTROL UNIT M+ (-) PNK/BLK WIRE PNK/GRN WIRE PNK/RED WIRE PNK/YEL WIRE REAR FUSE, RELAY MODULE RED WIRE RED/WHT WIRE SB SL FL SEATS SYSTEM VIO WIRE

BACKREST ADJUSTMENT SWITCH BLK/YEL WIRE BLU/BRN WIRE BLU/GRY WIRE BRN WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM FUSE 301 GRN/BRN WIRE GRY/PNK WIRE HEAD RESTRAINT ADJUSTMENT SWITCH HK SF FL HOT AT ALL TIMES INCLINATION ADJUSTMENT SWITCH LEFT REAR DOOR CONTROL UNIT LEFT REAR SEAT ADJUSTMENT SWITCH GROUP LEFT REAR SEAT CONTROL UNIT LEFT REAR SEAT CUSHION INCLINATION ADJUSTMENT MOTOR, HALL SENSOR LEFT REAR SEAT HEAD RESTRAINT HEIGHT ADJUSTMENT MOTOR, HALL SENSOR LEFT REAR SEAT HEAD RESTRAINT INCLINATION ADJUSTMENT MOTOR, HALL SENSOR LEFT REAR SEAT HEATER CONTROL UNIT LEG REST SWITCH MEMORY 1 SWITCH MEMORY 2 SWITCH MEMORY 3 SWITCH MEMORY FUNCTION SWITCH NCA WIRE PASSENGER-SIDE A-PILLAR FUSE BOX PNK/BLK WIRE PNK/BRN WIRE PNK/GRN WIRE PNK/GRY WIRE PNK/RED WIRE PNK/YEL WIRE RED WIRE RED/WHT WIRE SB SK FL SEATS SYSTEM UB (+) VIO WIRE WHT WIRE YEL WIRE

BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/PNK WIRE BLU/VIO WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM FUSE 407 FUSE 450 GRN/BLU WIRE GRN/BRN WIRE GRY/PNK WIRE GRY/RED WIRE GTK FR HK SL FR HOT AT ALL TIMES HS SIG M+ (-) MULTICONTOUR SEAT PNEUMATIC PUMP ORG/GRN WIRE PNK/BLK WIRE PNK/GRN WIRE PNK/RED WIRE PNK/YEL WIRE REAR FUSE, RELAY MODULE RED WIRE RED/WHT WIRE RIGHT REAR SEAT BACKREST INCLINATION ADJUSTMENT MOTOR, HALL SENSOR RIGHT REAR SEAT BELT COMFORT-FIT FUNCTION SOLENOID RIGHT REAR SEAT CONTROL UNIT RIGHT REAR SEAT HEAD RESTRAINT HEIGHT ADJUSTMENT MOTOR, HALL SENSOR RIGHT REAR SEAT HEAD RESTRAINT INCLINATION ADJUSTMENT MOTOR, HALL SENSOR S KPST SB SL FR SEATS SYSTEM VIO WIRE

BACKREST ADJUSTMENT SWITCH BLK/YEL WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/PNK WIRE CAN B H CAN B L CENTER REAR SEAT HEAD RESTRAINT HEIGHT ADJUSTMENT MOTOR, HALL SENSOR COMPUTER DATA LINES SYSTEM FUSE 406 GRN WIRE GRN/BLU WIRE HEAD RESTRAINT ADJUSTMENT SWITCH HK SF FR HOT AT ALL TIMES HS SIG INCLINATION ADJUSTMENT SWITCH LEG REST SWITCH M+ (-) MEMORY 1 SWITCH MEMORY 2 SWITCH MEMORY 3 SWITCH MEMORY FUNCTION SWITCH NCA WIRE ORG/GRN WIRE PNK/BRN WIRE PNK/GRN WIRE PNK/GRY WIRE PNK/YEL WIRE REAR FUSE, RELAY MODULE REAR SEAT CENTER HEAD RESTRAINT HEIGHT ADJUSTMENT SWITCH RED WIRE RED/VIO WIRE RED/WHT WIRE RIGHT REAR DOOR CONTROL UNIT RIGHT REAR SEAT ADJUSTMENT SWITCH GROUP RIGHT REAR SEAT CONTROL UNIT RIGHT REAR SEAT CUSHION INCLINATION ADJUSTMENT MOTOR, HALL SENSOR RIGHT REAR SEAT HEATER CONTROL UNIT RIGHT REAR SEAT LEG REST FORE/ AFT ADJUSTMENT MOTOR, HALL SENSOR RIGHT REAR SEAT LEG REST INCLINATION ADJUSTMENT MOTOR, HALL SENSOR SB SK FR SEAT ADJUSTMENT SWITCH SEATS SYSTEM UB (+) VIO WIRE WHT WIRE WHT/BRN WIRE WHT/RED WIRE

AC HOUSING, ALTERNATOR BATTERY SENSOR BLK WIRE BRN WIRE CONTROL UNIT) COUPE CONVERTIBLE DC/AC CONVERTER CONTROL UNIT ELECTRICAL POWER STEERING CONTROL UNIT ELECTRONIC STABILITY PROGRAM CONTROL UNIT EMERGENCY START SYSTEM RELAY (HIGH CURRENT) ENABLE FAN MOTOR FROM REAR FUSE FROM REAR FUSE, RELAY MODULE (DIAGRAM 3 OF 7) FROM REAR FUSE, RELAY MODULE (DIAGRAM 4 OF 7) FROM REAR PREFUSE BOX (DIAGRAM 5 OF 7) FULLY INTEGRATED TRANSMISSION CONTROL UNIT FUSE 1 FUSE 12 FUSE 21 FUSE 22 FUSE 24 FUSE 27 FUSE 28 FUSE 3 FUSE 4 FUSE 5 FUSE 8 GRN WIRE GRN/RED WIRE LEFT TERMINAL 30 TERMINAL BLOCK (W/O BACKUP) N/A NCA WIRE ON-BOARD ELECTRICAL SYSTEM BATTERY ORG/BLK WIRE ORG/BLU WIRE ORG/RED WIRE PNK/GRY WIRE PNK/YEL WIRE PYFSE (-) PYROTECHNICAL SEPARATOR RED WIRE RED/WHT WIRE RELAY MODULE RESERVE FUSE 11 RESERVE FUSE 23 RESERVE FUSE 25 RESERVE FUSE 6 RESERVE FUSE 9 SEDAN SIG WNDL STARTER SUPPLEMENTAL RESTRAINT SYSTEM TO DRIVER-SIDE FUSE, RELAY MODULE (DIAGRAM 2 OF 7) TO ENGINE FUSE, RELAY MODULE (DIAGRAM 2 OF 7) TO PASSENGER-SIDE A-PILLAR FUSE BOX (DIAGRAM 6 OF 7) TO REAR PREFUSE BOX (DIAGRAM 5 OF 7) WHT WIRE

BLK WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM FUSE 451 FUSE 452 HEATER PAD TEMPERATURE SENSOR LEFT REAR BACKREST HEATED CUSHION HEATER PAD TEMPERATURE SENSOR LEFT REAR SEAT SITTING SURFACE HEATED CUSHION HEATER PAD TEMPERATURE SENSOR RIGHT REAR BACKREST HEATER PAD HEATER PAD TEMPERATURE SENSOR RIGHT REAR SEAT SITTING SURFACE HEATED CUSHION HOT AT ALL TIMES LEFT REAR DOOR CONTROL UNIT LEFT REAR SEAT ADJUSTMENT SWITCH GROUP LEFT REAR SEAT CONTROL UNIT LEFT REAR SEAT HEATER CONTROL UNIT LEFT REAR SEAT HEATER SWITCH NCA WIRE PNK/YEL WIRE REAR FUSE, RELAY MODULE RED WIRE RED/WHT WIRE RIGHT REAR DOOR CONTROL UNIT RIGHT REAR SEAT ADJUSTMENT SWITCH GROUP RIGHT REAR SEAT CONTROL UNIT RIGHT REAR SEAT HEATER CONTROL UNIT RIGHT REAR SEAT HEATER SWITCH TS HK SF FL TS HK SF FR TS HK SL FL TS HK SL FR UB (+) VHK VIO WIRE WHT WIRE YEL WIRE YEL/BRN WIRE

BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/PNK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/VIO WIRE BRN/WHT WIRE CAN H H CAN H L COMPUTER DATA LINES SYSTEM CRASH ANALOG DRIVER BELT FORCE LIMITER DRIVER ETR (GUS) SQUIB DRIVER SIDEBAG SQUIB FRONT PASSENGER BELT FORCE LIMITER FRONT PASSENGER SIDEBAG SQUIB GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES INERTING SYSTEM SQUIB LEFT FRONT BUMPER PEDESTRIAN PROTECTION SENSOR LEFT REAR BELTBAG SQUIB LEFT SIDEBAG SENSOR ME-SFI (ME) CONTROL UNIT N/A PNK WIRE PNK/BLK WIRE PNK/WHT WIRE PNK/YEL WIRE PYFESE(+) PYFSE (-) PYRO- FUSE PYROTECHNICAL SEPARATOR RED/PNK WIRE RIGHT ACTIVE ENGINE HOOD SQUIB RIGHT FRONT DOOR PRESSURE SENSOR RIGHT REAR BELTBAG SQUIB RIGHT REAR SIDEBAG SQUIB SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT VEHICLE INTERIOR PREFUSE BOX VIO WIRE VIO/BLU WIRE VIO/GRY WIRE VIO/WHT WIRE W/ BELTBAG FOR OUTER REAR SEATS 4.0L TURBO 3.0L TURBO WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/PNK WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/VIO WIRE YEL/WHT WIRE

BLK WIRE BLK/GRY WIRE BLK/PNK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BRN WIRE CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM EKP (U) EKP (V) EKP (W) EKP GND EKPR FUEL PRESSURE SENSOR FUEL PUMP (FP) FUEL PUMP CONTROL UNIT (BEHIND RIGHT REAR SEAT) FUSE 411 GRN/GRY WIRE GRN/PNK WIRE GRY/BLU WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER KNOCK SENSOR #2 KNOCK SENSOR 1 LEFT FUEL TANK FUEL LEVEL INDICATOR FILL LEVEL SENSOR NCA WIRE PNK/BLK WIRE PNK/YEL WIRE REAR FUSE, RELAY MODULE RED/BLK WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RIGHT FUEL TANK FUEL LEVEL INDICATOR FILL LEVEL SENSOR SIG YEL WIRE YEL/WHT WIRE

BLK WIRE BLK/GRY WIRE BLK/PNK WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/GRN WIRE BLU/YEL WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/YEL WIRE COOLANT TEMPERATURE SENSOR ENGINE OIL PUMP VALVE GRN/BLU WIRE GRN/PNK WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/ORG WIRE GRY/PNK WIRE GRY/RED WIRE GRY/VIO WIRE GRY/WHT WIRE HEATER INJ HIGH INJ LOW ION OXY PUMP LEFT OXYGEN SENSOR UPSTREAM OF CATALYTIC CONVERTER ME-SFI (ME) CONTROL UNIT (TOP REAR OF ENGINE) NCA WIRE OIL LEVEL CHECK SWITCH PNK WIRE PNK/BLU WIRE PNK/BRN WIRE PNK/WHT WIRE PNK/YEL WIRE RED WIRE RED/BLK WIRE RED/GRN WIRE RED/GRY WIRE RIGHT OXYGEN SENSOR UPSTREAM OF CATALYTIC CONVERTER SENS SIG SIG SIG A SIG B SIG TEMP STARTING/ CHARGING SYSTEM TRMWSTD VIO/BLK WIRE VIO/BRN WIRE VIRTUAL GND WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE YEL/WHT WIRE