Horn circuit for Audi RS3 8V facelift (2017-2021)

BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM ELECTRONICS BOX (E-BOX) FUSE 15 FUSE PANEL B HIGH TONE HORN HORN RELAY HOT AT ALL TIMES LOW TONE HORN MULTI-FUNCTION STEERING WHEEL CONTROL MODULE NCA WIRE ORG/BRN WIRE ORG/GRN WIRE RED/BLU WIRE SIGNAL HORN ACTIVATION SPIRAL SPRING STEERING COLUMN ELECTRONICS CONTROL MODULE VEHICLE ELECTRICAL SYSTEM CONTROL MODULE