July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Repair Procedures: Adjustment

Operate the horn, and adjust the tone to a suitable level by turning the adjusting screw.
NOTE: After adjustment, apply a small amount of paint around the screw head to keep it from loosening.

Fig 1: Checking/Adjusting Horn Tone
Courtesy of KIA MOTORS AMERICA, INC.