Infiniti QX: Rear window and outside mirror defroster/windshield deicer (if so equipped) 
switch - Instruments and controls - Infiniti QX Owner's ManualInfiniti QX: Rear window and outside mirror defroster/windshield deicer (if so equipped) switch

Rear window wiper and washer switch
WARNING In freezing temperatures the washer solution may freeze on the rear window glass and obscure your vision. Warm the rear window with the defroster before you wash the rear window. C ...

Rear window and outside mirror defroster
To defog/defrost the rear window glass and outside mirrors, start the engine and push the switch 1 on. The indicator light 2 will come on. Push the switch again to turn the defroster off. ...

See also:

Engine coolant temperature gauge
The gauge indicates the engine coolant temperature. The engine coolant temperature is within the normal range when the gauge needle points within the zone 1 shown in the illustration. The ...

Memory Remote Recall
The memory feature can recall the driver seat, outside mirrors, power steering column, and pedals to stored positions when entering the vehicle. To activate, unlock the driver door with the Remote K ...

PRE-SAFE® (preventative occupantprotection)
WARNING   The PRE-SAFE® system reduces the impact of an accident on vehicle occupants, as long as their seat belts have been fastened correctly. Although your vehicle is equipped with a ...