Horn circuit for Mercedes-Benz GLC-class AMG X253 (2016-2019)

*** BLK WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L RBA-1 COMPUTER DATA LINES SYSTEM ENGINE COMPARTMENT PREFUSE BOX ENGINE FUSE, RELAY MODULE FANFARE HORN RELAY FANFARE HORNS, AIR BAG CLOCK SPRING CONTACT FANFARE RELAY FRONT SAM CONTROL UNIT FUSE 115 FUSE 329 FUSE 5 GRN WIRE HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LEFT FANFARE HORN LEFT LOWER HORN BUTTON LEFT UPPER HORN BUTTON PASSENGER-SIDE A-PILLAR FUSE BOX PNK WIRE RED WIRE RIGHT FANFARE HORN RIGHT LOWER HORN BUTTON RIGHT UPPER HORN BUTTON STEERING COLUMN MODULE CONTROL UNIT STEERING WHEEL ELECTRONICS YEL WIRE YEL/GRN WIRE