Scion tC II (2010-2013) Key reminder & seat belt warning circuit

AIR BAG SENSOR ASSEMBLY (LOWER CENTER OF DASH) BLK WIRE BLU WIRE BRN WIRE BSW BUCKLE SWITCH DRIVER'S SIDE FRONT SEAT INNER BELT (DRIVER'S SEAT BELT BUCKLE) BUZZER CAN CONTROLLER CAN I/F COMBINATION METER COMPUTER DATA LINES SYSTEM DRIVER'S SIDE DOOR COURTESY SWITCH ECU-B FUSE ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) FUSE GRN WIRE GRY WIRE HEAD HEADLIGHT DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES HOT W/ ACC RELAY ENERGIZED IGN FUSE INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LIGHT CONTROL SWITCH LT GRN WIRE MAIN BODY ECU MET FUSE OCCUPANT CLASSIFICATION ECU (UNDER FRONT PASSENGER'S SEAT) PNK BGND WIRE PNK WIRE RED WIRE RELAY ENERGIZED SEAT BELT IND TAIL TAIL OFF UNLOCK WARNING SWITCH VIO WIRE W/ DRL W/O DRL WHT WIRE WHT/BLK WIRE YEL WIRE