Trailer tow circuit for Toyota Highlander III facelift (2016-2019)

2.7L, 3.5L HYBRID 3.5L A/C CONTROL ASSEMBLY AF (HYBRID) ALT FUSE BLK WIRE BLU WIRE BRN WIRE CAN I/F COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM CTLA CTLB CTLS CTRS DC/DC FUSE ENGINE ROOM J/B 1 ASSEMBLY ENGINE ROOM R/B 1 ASSEMBLY EXCEPT HYBRID FLASHER CIRCUIT GRN WIRE GRY WIRE HAZ FUSE HAZARD SWITCH HEADLIGHT DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES INSTRUMENT PANEL J/B ASSEMBLY J/B ALT FUSE LEFT LEFT TURN IND LT BLU WIRE MAIN BODY ECU OPTION CONNECTOR (TOWING CONVERTER) OPTION CONNECTOR (TRAILER SOCKET) OUT PNK WIRE PPL RED WIRE RIGHT RIGHT TURN IND STOP FUSE STOP LIGHT SWITCH ASSEMBLY TAIL FUSE TAIL RELAY TOWING FUSE TRNL TRNR TTLA TTLS TTRS TURN SIGNAL SWITCH VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE