See also:

NISSAN Vehicle Immobilizer System keys
You can only drive your vehicle using the master keys which are registered to the NISSAN Vehicle Immobilizer System components in your vehicle. The master key can be used for all the locks. Never ...

NISSAN Intelligent Key™ (if so equipped)
NISSAN Intelligent Key™ (if so equipped) The Intelligent Key can operate the ignition switch without taking the key out from your pocket or purse. The operating environment and/or condition ...

Initialization
When the ignition switch is placed in the ON position, NISSAN Voice Recognition is initialized, which takes a few seconds. If the button is pushed before the initialization completes, the sys ...