Horn circuit for Ford RV Cutaway E350 Super Duty (1999-2011)

BLK WIRE BLK/LT GRN WIRE CLOCKSPRING (IN STEERING WHEEL) DK BLU WIRE DK GRN/ORG WIRE EXCEPT STRIPPED CHASSIS FUSE 5 HORN (RIGHT FRONT OF ENGINE COMPT) HORN RELAY HORN SWITCH (IN STEERING WHEEL) HOT AT ALL TIMES NCA WIRE POWERTRAIN CONTROL MODULE (PCM) (LEFT REAR OF ENGINE COMPT) SPEED CONTROL SWITCH STRIPPED CHASSIS YEL/LT BLU WIRE YEL/LT GRN WIRE