Lexus SC I (1991-2001) Horn circuit

BLK WIRE COMBINATION SWITCH GRN/RED WIRE HAZ-HORN FUSE HORN HORN RELAY HORN SWITCH HOT AT ALL TIMES LEFT HORN LT GRN WIRE R/B 2 (ON LEFT SIDE OF ENGINE COMPARTMENT, BEHIND BATTERY) R/B 4 (BEHIND LEFT KICK PANEL, ON FRONT SIDE OF JUNCTION BLOCK 1) RIGHT HORN THEFT DETERRENT, DOOR LOCK CONTROL ECU (BEHIND INSTRUMENT CLUSTER)