Hyundai i30 Owner's Manual page 112

Convenient features of your vehicle
Outside mirror defroster
(if equipped)
If your vehicle is equipped with the
outside mirror defrosters, they will
operate at the same time you turn on
the rear window defroster.
3-110
Front wiper deicer (if equipped)
If your vehicle is equipped with the
wiper deicer, it will operate at the
same time you turn on the rear win-
dow defroster.