2009 Mazda MAZDA3 Owner's Manual - Page 182

Driving Your Mazda Switches and Controls Rear Window Defroster The rear window defroster clears frost, fog, and thin ice from the rear window. The ignition switch must be in the ON position. Press the switch to turn on the rear window defroster. The rear window defroster operates for about 10―15 minutes and turns off automatically. The indicator light illuminates during operation. To turn off the rear window defroster before the 10―15 minutes has elapsed, press the switch again. Manual Type Air-Conditioning Indicator light Fully Automatic Type Air-Conditioning Indicator light CAUTION Do not use sharp instruments or window cleaners with abrasives to clean the inside of the rear window surface. They may damage the defroster grid inside the window. NOTE This defroster is not designed for melting snow. If there is an accumulation of snow on the rear window, remove it before using the defroster. qMirror Defroster í To turn on the mirror defrosters, turn the ignition switch to the ON position and press the rear window defroster switch (page 5-60). 5-60 í Some models.