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:

Front seat-mounted side-impact supplemental air bag and roof-mounted curtain side-impact and rollover supplemental air bag systems
The side air bags are located in the outside of the seatback of the front seats. The curtain and rollover air bags are located in the side roof rails. These systems are designed to meet volu ...

Washer operation
To operate the washer, pull the lever toward the back of the vehicle 5 until the desired amount of washer fluid is spread on the windshield. The wiper will automatically operate several times. ...

Adjusting the head restraints manually
The head restraints must only be removed at a qualified specialist workshop. Mercedes-Benz recommends that you use a Mercedes-Benz Center for this purpose. ► If the head restraint is f ...