Porsche Macan I (2014-2019) Horn circuit

BLU WIRE BRN WIRE BRN/WHT WIRE CAN COMFORT LOW CAN COMFORT HIGH COMPUTER DATA LINES SYSTEM DRIVER SIDE FUSE BOX (ROW B) E-BOX STEERING WHEEL FRONT BCM FUSE 7 GP-17 GP-21 HOLDER BCM 1 HORN HOT AT ALL TIMES LEFT TWO-TONE HORN LIN ORG/BRN WIRE ORG/GRN WIRE RED/BLU WIRE RED/GRY WIRE RIGHT TWO-TONE HORN STEERING COLUMN SWITCHING MODULE STEERING WHEEL ELECTRONICS CONTROL UNIT STEERING WHEEL HORN BUTTON TWO-TONE HORNS RELAY TWO-TONE HORNS RLY WHT/VIO WIRE