Horn circuit for Audi A8 D3 facelift (2005-2007)

AIRBAG SPIRAL SPRING/ RETURN SPRING W/ SLIP RING BLK WIRE BLU WIRE BRN WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DUAL HORN RELAY (BEHIND LEFT SIDE OF DASH) FUSE 24 FUSE 40 FUSE 31 FUSE 38 FUSE 6 GRN WIRE GRY WIRE HIGH TONE HORN HORN SWITCH HOT AT ALL TIMES LEFT INSTRUMENT PANEL FUSE PANEL (BEHIND LEFT SIDE OF DASH) LOW TONE HORN NCA WIRE ORG/BLK WIRE ORG/BRN WIRE ORG/GRN WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRY WIRE RED/YEL WIRE STEERING COLUMN ELECTRONICS SYSTEMS CONTROL MODULE STEERING WHEEL CONTROL UNIT VEHICLE ELECTRICAL SYSTEM CONTROL MODULE (BEHIND LEFT SIDE OF DASH) YEL WIRE