Mercedes-Benz S-class W221 facelift (2009-2013) Rear multicontour backrest circuit

4 3 2 1 CAN-B H 31 CAN-B L 30 BACKREST CONNECTOR BLK/BLU WIRE BLK/GRN WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/PNK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/ORG WIRE BRN/PNK WIRE BRN/RED WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/PNK WIRE GRN/RED WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE LEFT REAR FOOTWELL LEFT REAR MULTICONTOUR BACKREST CONNECTOR LEFT REAR MULTICONTOUR BACKREST CONTROL MODULE (IN DRIVER'S BACKREST) ORG/ WIRE RED/WHT WIRE RIGHT REAR MULTICONTOUR RIGHT REAR MULTICONTOUR BACKREST CONTROL MODULE VIO WIRE