Mercedes-Benz S-class W221 facelift (2009-2013) left rear seat operation switch group Wiring diagrams

1 2 3 4 5 6 30 31 CAN-B H CAN-B L 1 2 3 4 5 6 7 8 MOT-L MOT-NV MOT-NV MOT-NV MOT-LV 1 2 CAN B L CAN B H 7 8 9 10 11 12 SIBL SIBL (+) (+) 9 10 11 12 13 14 MOT-NV MOT-NV MOT-LV MOT-NV MOT-LV BACKREST SWITCH BLK WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/PNK WIRE BLU/RED WIRE BRN WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM FLAT WIRE FLAT WIRE FLAT WIRE 1 2 3 UB 31 DATA FORE/AFT ADJUSTMENT SWITCH FRONT (OR) REAR SEAT ADJUSTMENT SELECTION SWITCH FUSE 143 FUSE 144 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/PNK WIRE GRN/YEL WIRE GRY/PNK WIRE HEAD RESTRAINT ADJUSTMENT SWITCH HOT AT ALL TIMES HS LV- HS LV- HS NV+ HS NV+ HS LV+ HS NV+ HS NV+ HS NV+ HS NV- HS NV- LEFT REAR DOOR CONTROL MODULE LEFT REAR HEAD RESTRAINT INCLINATION ADJUSTMENT MOTOR LEFT REAR SEAT CUSHION INCLINATION ADJUSTMENT MOTOR (UNDER LEFT REAR SEAT) LEFT REAR SEAT FORE/AFT ADJUSTMENT MOTOR (UNDER LEFT REAR SEAT) LEFT REAR SEAT OPERATION SWITCH GROUP MOT-NV MOT-LV PNK/BLK WIRE PNK/BRN WIRE PNK/GRN WIRE PNK/RED WIRE PNK/VIO WIRE PNK/WHT WIRE PNK/YEL WIRE REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (CENTER TRUNK) REAR SEATS CONTROL MODULE (RIGHT SIDE OF TRUNK) RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RIGHT REAR RIGHT REAR DOOR CONTROL MODULE RIGHT REAR HEAD RESTRAINT INCLINATION ADJUSTMENT MOTOR RIGHT REAR SEAT OPERATION SWITCH GROUP RIGHT SEAT FORE/AFT ADJUSTMENT MOTOR (UNDER RIGHT REAR SEAT) SEAT CUSHION INCLINATION ADJUSTMENT MOTOR (UNDER RIGHT REAR SEAT) SEAT CUSHION INCLINATION SWITCH SEATS SYSTEM VIO/BLK WIRE VIO/BLU WIRE VIO/GRY WIRE VIO/WHT WIRE

1 2 3 4 7 8 30 31 CAN-B H CAN-B L SIBL SIBL 1 2 3 FLAT WIRE FLAT WIRE FLAT WIRE UB 31 DATA 1 2 CAN B L CAN B H 9 10 (+) (+) BLK WIRE BLU WIRE BLU/RED WIRE BRN WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM FUSE 143 MODULE W/ FUSE, RELAY MODULE (CENTER TRUNK) GRN/BLK WIRE GRY/PNK WIRE HEATED SEAT SWITCH HOT AT ALL TIMES LEFT REAR BACKREST HEATED CUSHION (W/ SEAT HEATERS) LEFT REAR DOOR CONTROL MODULE (IN LEFT REAR DOOR) LEFT REAR SEAT BACKREST VENTILATION MOTOR GROUP LEFT REAR SEAT CUSHION VENTILATION MOTOR GROUP LEFT REAR SEAT HEATED CUSHION (W/ SEAT HEATERS) LEFT REAR SEAT OPERATION SWITCH GROUP LEFT REAR SEAT VENTILATION BLOWER REGULATOR (UNDER LEFT REAR SEAT) NCA WIRE PNK/BRN WIRE REAR SAM CONTROL REAR SEATS CONTROL MODULE (RIGHT SIDE OF TRUNK) RED WIRE RED/WHT WIRE RIGHT REAR BACKREST HEATED CUSHION (W/ SEAT HEATERS) RIGHT REAR DOOR CONTROL MODULE (IN RIGHT REAR DOOR) RIGHT REAR SEAT BACKREST VENTILATION MOTOR GROUP RIGHT REAR SEAT CUSHION VENTILATION MOTOR GROUP RIGHT REAR SEAT HEATED CUSHION (W/ SEAT HEATERS) RIGHT REAR SEAT OPERATION SWITCH GROUP RIGHT REAR SEAT VENTILATION BLOWER REGULATOR SEAT VENTILATION SWITCH YEL WIRE YEL/RED WIRE