Outside mirror defroster
If your vehicle is equipped with the outside rearview mirror defrosters, they will operate at the same time you turn on the rear window defroster.

NOTICE
The rear window defroster may turn off in the below conditions.
-
Engine temperature is less than 25 °C (77 °F) and the vehicle speed is from 1~10 km/h (1~6 mph) with the gear position in "D" or "R".
If the vehicle stops or the vehicle speed is over 10 km/h (6 mph) the rear window defroster turns on again.