Mercedes-Benz S-class W221 (2005-2009) Weight sensing system circuit

1 2 3 4 31 30 CAN-B H CAN-B L 31 DATA 31 SIG BELT TENSION SENSOR BLK WIRE BRN WIRE COMPUTER DATA LINES SYSTEM GRN WIRE HOT AT ALL TIMES LEFT INSTRUMENT PANEL FUSE BOX FUSE 93 LEFT FRONT WSS (WEIGHT SENSING SYSTEM) SENSOR LEFT REAR WSS (WEIGHT SENSING SYSTEM) SENSOR RED WIRE RIGHT FRONT WSS (WEIGHT SENSING SYSTEM) SENSOR RIGHT REAR WSS (WEIGHT SENSING SYSTEM) SENSOR SIG WHT WIRE WSS CONTROL UNIT (WEIGHT SENSING SYSTEM) YEL WIRE