Lexus LS III facelift (2003-2006) Horn circuit

BLK WIRE BLU/YEL WIRE DRIVER SIDE J/B (AT LEFT KICK PANEL) DRIVER SIDE J/B ECU (AT LEFT KICK PANEL) ENGINE ROOM 1 R/B (ON LEFT FRONT OF ENGINE COMPT, BEHIND HEADLIGHT) ENGINE ROOM 2 R/B (ON LEFT FRONT OF ENGINE COMPT, BEHIND HEADLIGHT) FRONT CONTROLLER FHOR GRN/BLK WIRE GRN/WHT WIRE HORH HORL HORN (HIGH) (ON CENTER RADIATOR SUPPORT) HORN (LOW) (ON CENTER RADIATOR SUPPORT) HORN FUSE HORN SWITCH (COMBINATION SWITCH) +B HOT AT ALL TIMES MPX RED/BLU WIRE SECURITY FUSE VIO/GRN WIRE