Kia Optima Hybrid 2017 Owner's Manual page 172

CAUTION
• Do not strike the horn severely to
operate it, or hit it with your fist.
Do not press on the horn with a
sharp-pointed object.
• When cleaning the steering wheel,
do not use an organic solvent such
as thinner, benzene, alcohol and
gasoline. Doing so may damage
the steering wheel. 5
5-43