Rear window and outside mirror defroster/windshield deicer (if so equipped) switch

Rear window and outside mirror defroster/windshield deicer (if so equipped) 
switch  - Instruments and controls - Infiniti QX Owners Manual - Infiniti QX

See also:

Intelligent Key operating range
The Intelligent Key functions can only be used when the Intelligent Key is within the specified operating range from the request switch 1 . When the Intelligent Key battery is discharged o ...

Jump starting
To start your engine with a booster battery, the instructions and precautions below must be followed. WARNING ► If done incorrectly, jump starting can lead to a battery explosion, resu ...

Automatic cancellation
A chime sounds under the following conditions and the control is automatically canceled. • When the vehicle speed falls below approximately 20 MPH (32 km/h)• When the selector lever is not in the D ( ...