Mercedes-Benz S-class W221 facelift (2009-2013) Weight sensing system circuit

1 XI BELT TENSION SENSOR (RIGHT FRONT SEAT BELT ANCHOR ASSEMBLY) BLK/RED WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM HOT AT ALL TIMES FUSE 93 PANEL FUSE BOX (UNDER LEFT SIDE DASH COVER) LEFT INSTRUMENT NCA WIRE POWER DISTRIBUTION SYSTEM RED WIRE RED/WHT WIRE RED/YEL WIRE SEAT OCCUPIED RECOGNITION PRESSURE SENSOR SIG SIG 31 WHT WIRE WSS (WEIGHT SENSING SYSTEM) CONTROL UNIT (RIGHT FRONT SEAT)