Operation When Key Slot Is Used
WARNING: This page is about a different car, the 2011 Nissan Murano. However, it is still accessible from the selected car via links, so may be relevant.
When the Intelligent Key battery is discharged, the NVIS (NATS) ID verification between BCM and transponder (integrated into Intelligent Key) is performed when Intelligent Key is inserted into key slot.
For details relating to starting the engine using key slot, refer to "NISSAN VEHICLE IMMOBILIZER SYSTEM-NATS : SYSTEM DESCRIPTION ".