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:

Continuous Damping Control (CDC)
This vehicle may have a continuous damping control system called Autoride® or MagneRide™. With this feature, improved vehicle ride and handling is provided under a variety of passenger and loadin ...

What to Use
Refer to Recommended Fluids and Lubricants   to determine what kind of lubricant to use. ...

Warning lamps and indicators
RED warning lamps are for primary warnings. A primary warning must be investigated immediately by the driver or seek qualified assistance as soon as possible. AMBER warning lamps are for secondary ...