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:

Remote Vehicle Start
This feature allows you to start the engine from outside of the vehicle. It may also start up the vehicle's heating or air conditioning systems and rear window defogger. Normal operation of the ...

Passenger Sensing System
If the vehicle has the passenger airbag status indicator pictured in the following illustration, then the vehicle has a passenger sensing system for the right front passenger position. The passenger ...

Making a call
To make a call, follow this procedure. 1. Push the button on the steering wheel. The “PHONE” screen will appear on the display. 2. Select the “Handset Phonebook” key on the “PHO ...