Horn circuit for Lexus GX J310 (2023-2024)

BLK WIRE ENGINE ROOM RELAY BLOCK ASSEMBLY 1 GRY WIRE HIGH PITCHED HORN ASSEMBLY HORN HORN BUTTON HORN FUSE HORN RELAY HOT AT ALL TIMES LOW PITCHED HORN ASSEMBLY MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) POWER DISTRIBUTION BOX ASSEMBLY RED WIRE RIGHT END OF DASH) SPIRAL CABLE SUB-ASSEMBLY STEERING COLUMN ASSEMBLY STEERING COLUMN) WHT WIRE WHT/BLK WIRE