Lexus IS II facelift 2 (2010-2016) Backup lamps circuit

9 10 CAN- CAN+ BACKUP LIGHT BKUP BLK WIRE BLU/RED WIRE COMPUTER DATA LINES SYSTEM ECM (ENGINE CONTROL MODULE) (LEFT FRONT OF ENGINE COMPT) ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) GRN WIRE HOT AT ALL TIMES JUNCTION CONNECTOR LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT MAIN BODY ECU MPXB LEFT REAR COMBINATION LIGHT ASSEMBLY LH-IG FUSE MPX-B FUSE PARK/NEUTRAL POSITION SWITCH ASSEMBLY (TRANSMISSION ASSEMBLY) RED WIRE RELAY ENERGIZED RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT REAR COMBINATION BACKUP LIGHT LIGHT ASSEMBLY SGND WHT WIRE YEL WIRE