See also:

Clearing the programmed information
Individual buttons cannot be cleared, however to clear all programming, push and hold the two outside buttons and release when the indicator light begins to flash (in approximately 20 seconds) ...

Freeing a frozen door lock
To prevent a door lock from freezing, apply deicer through the key hole. If the lock becomes frozen, heat the key before inserting it into the key hole or use the Intelligent Key system. ...

Initialization
When the ignition switch is pushed to the ON position, INFINITI Voice Recognition is initialized, which may take up to one minute. When completed, the system is ready to accept voice commands. If the ...