Horn circuit for Mercedes-Benz S-class AMG W220 (1999-2002)

1 2 2 COMPUTER DATA LINES SYSTEM CAN-B L CAN-B H 10 4 HORN GRND 6 7 4 8 CAN H CAN L CAN H CAN L BLK WIRE BRN WIRE COMPUTER DATA LINES SYSTEM FANFARE HORN RELAY FANFARE HORNS FUSE 28 GRN WIRE GRN/WHT WIRE HORN/ AIRBAG CLOCK SPRING CONTACT HOT AT ALL TIMES HOT IN RUN OR START LEFT MULTI-FUNCTION STEERING WHEEL PUSHBUTTON GROUP NCA WIRE PNEUMATIC HORN SWITCH RED WIRE RIGHT FRONT SIGNAL PICK-UP, ACTIVATION MODULE (SAM) RIGHT FUSE, RELAY BOX (RIGHT REAR CORNER OF ENGINE COMPT) RIGHT MULTI-FUNCTION STEERING WHEEL PUSHBUTTON GROUP STEERING COLUMN MODULE WHT WIRE YEL WIRE