Horn circuit for Porsche 911 Targa 4 GTS 991 facelift (2015-2019)

BLU WIRE BRN WIRE BRN/WHT WIRE CAN COMFORT HIGH CAN COMFORT LOW COMPUTER DATA LINES SYSTEM FRONT BCM (LEFT END OF DASH) FUSE 4 GRN/BLK WIRE HORN HOT AT ALL TIMES LEFT FRONT FUSE BOX (ROW C) LEFT TWO-TONE HORN LIN LIN 1 LIN 2 LIN 3 ORG/BRN WIRE ORG/GRN WIRE RELAY SUPPORT 1 (LEFT END OF DASH) RELAY TWO-TONE HORNS RIGHT TWO-TONE HORN STEERING COLUMN SWITCHING MODULE STEERING WHEEL ELECTRONICS CONTROL UNIT STEERING WHEEL HORN BUTTON TWO-TONE HORNS RELAY VIO WIRE VIO/GRN WIRE WHT/RED WIRE YEL/GRN WIRE