See also:

Air recirculation button
Air recirculation button NOTE: The air recirculation feature is available only on those vehicles equipped with air conditioning. On position (Indicator light on): Interior air is recirculate ...

Vehicle recovery (freeing a stuck vehicle)
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Nissan Intelligent Key™ door buzzer (if so equipped)
The Intelligent Key door buzzer sounds if any one of the following improper operations is found. ● The ignition switch is not returned to the LOCK position when locking the doors. ● ...