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:

Replacing
Replace the wiper blades if they are worn. 1. Pull the wiper arm. 2. Push the release tab A , and then move the wiper blade down the wiper arm 1 while pushing the release tab to remove. 3. Inse ...

Safety & Reliability
In crash tests by the Insurance Institute for Highway Safety, the M earned the top possible score, Good, in both frontal and side-impact tests. Standard safety features include six airbags, with s ...

To turn the system off
Push the OFF button. ...