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. ...

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Automatic low speed switch-OFF
If the speed of the vehicle decreases below 18 mph (30 km/h), the ACC system will be automatically switched off and the warning lamp will go out. If the brakes were being applied by the ACC system, ...

Blizzard Conditions
Being stuck in snow can be a serious situation. Stay with the vehicle unless there is help nearby. If possible, use the Roadside Service (U.S. and Canada)   or Roadside Service (Mexico)&nbs ...

Special Application Services
Severe Commercial Use Vehicles Only: Lubricate chassis components every 5 000 km/ 3,000 mi. Have underbody flushing service performed once a year. ...