Horn circuit for Porsche Boxster 987 facelift 2 (2009-2012)

1 2 GROUND HORN 1 20 22 HIGH RANGE HORN GND LOW RANGE TWO- TONE HORN 2 7 15 TWO-TONE HORN SPLY CAN LOW CAN HIGH COMPUTER DATA LINES SYSTEM 9 8 CAN HIGH CAN LOW BLK WIRE BLK/ORG WIRE BLK/YEL WIRE BRN WIRE COMBINED STEERING COLUMN MODULE COMPUTER DATA LINES SYSTEM CURRENT ELECTRONIC STEERING WHEEL FRONT END CONTROL UNIT (RIGHT SIDE OF FRONT LUGGAGE COMPT) HIGH RANGE HORN HORN SWITCH HOT AT ALL TIMES FUSE DISTRIBUTOR (BEHIND RIGHT SIDE OF DASH) LEFT TIPTRONIC BUTTON LOW RANGE TWO-TONE HORN (NEAR RIGHT HEADLIGHT ASSEMBLY) NTC BUTTON RED WIRE RIGHT TIPTRONIC BUTTON VIO/BLK WIRE W/O MSW YEL WIRE