Backup lamps circuit, m/t for Acura TL III facelift (2006-2008)

AUTOMATIC DIMMING INSIDE MIRROR BACK-UP LIGHT SWITCH (ON TRANSMISSION) BLK WIRE FUSE 21 GRN WIRE GRY WIRE HOT IN ON OR START JUNCTION LEFT BACK-UP LIGHT NAVIGATION UNIT (IF EQUIPPED) (IN TRUNK, BELOW LEFT SIDE OF PACKAGE TRAY) POWER SEAT CONTROL UNIT (UNDER DRIVER'S SEAT) RIGHT BACK-UP LIGHT UNDER-DASH FUSE/RELAY BOX (BEHIND LEFT END OF DASH) YEL WIRE