See also:

Never leave these keys in the vehicle.
As many as 4 Intelligent Keys can be registered and used with one vehicle. The new keys must be registered by a NISSAN dealer prior to use with the Intelligent Key and NISSAN Vehicle Immobilizer ...

2009 Nissan Maxima review
As a consumer, I've never considered buying a Nissan Maxima. It just hasn't been on my car radar. After test-driving a 2009 Maxima for a week, it's now on my radar. In fact, I give it the maximum ...

Ignition switch positions
LOCK: Normal parking position (0) ● Intelligent Key: ● PUSH OFF- The steering lock can only be locked at this position (for vehicles equipped with a steering lock mechanism). OFF: ( ...