Mercedes-Benz GLK-class X204 facelift (2012-2015) Weight sensing system circuit

AKSE BELT TENSION SENSOR BRN WIRE BRN/WHT WIRE FUSE 77 GRY WIRE HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LIN PNK WIRE PNK/BLK WIRE PNK/WHT WIRE REAR SAM CONTROL UNIT W/ FUSE, RELAY MODULE SIG SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT VIO/GRN WIRE WEIGHT SENSING SYSTEM (WSS) CONTROL UNIT WHT WIRE