Horn circuit for Audi A3 8P facelift (2004-2008)

AIRBAG SPIRAL SPRING/RETURN SPRING (W/ SLIP RING) BLK WIRE BLK/YEL WIRE BRN WIRE COMPUTER DATA LINES SYSTEM FUSE 5 FUSE PANEL B HIGH TONE HORN (ON RIGHT HEADLIGHT) HORN RELAY HORN SWITCH HOT AT ALL TIMES LOW TONE HORN NCA WIRE ORG/BRN WIRE ORG/GRN WIRE RED WIRE RED/BRN WIRE STEERING COLUMN ELECTRONIC SYSTEMS CONTROL MODULE VEHICLE ELECTRICAL SYSTEM CONTROL MODULE YEL WIRE