DTC P1610: Lock Mode: Description
WARNING: This page is about a different car, the 2011 Nissan Juke. However, it is still accessible from the selected car via links, so may be relevant.
ECM forcibly switches to the mode that inhibits engine start, when engine start operation is performed 5 times or more while communication between ECM and BCM is not normal, or when engine start operation is performed 5 times or more using the unregistered ignition key.