Horn circuit for Mercedes-Benz E-class W212/S212/C207/A207 (2009-2013)

BLK WIRE BLK/WHT WIRE BRN WIRE BRN/RED WIRE CAN E H CAN E L CAN-B H CAN-B L COMPUTER DATA LINES SYSTEM COUPE DRIVER SIDE SAM CONTROL MODULE W/ FUSE/ RELAY MODULE (LEFT REAR OF ENGINE COMPT) FANFARE HORN RELAY FANFARE HORNS, AIR BAG CLOCK SPRING CONTACT (TOP OF STEERING COLUMN) FUSE FUSE 13 GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LEFT FANFARE HORN SYSTEM BUTTON LEFT FANFARE HORNS (LEFT FRONT OF ENGINE COMPT) LEFT MULTI-FUNCTION STEERING WHEEL BUTTON GROUP NCA WIRE RED WIRE RED/BLU WIRE RELAY RELAY ENERGIZED RIGHT FANFARE HORN (RIGHT FRONT OF ENGINE COMPT) RIGHT FANFARE HORN SYSTEM BUTTON RIGHT MULTI-FUNCTION STEERING WHEEL BUTTON GROUP SEDAN STEERING COLUMN MODULE CONTROL UNIT (TOP OF STEERING COLUMN) STEERING WHEEL GEAR SHIFT SIGNAL PROCESSING MODULE (INSIDE STEERING WHEEL) WHT WIRE