Rear ventilation & heated seat circuit for Mercedes-Benz S-class W221 facelift (2009-2013)

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