Power Door Lock Operation
WARNING: This page is about a different car, the 2007 Nissan Sentra. However, it is still accessible from the selected car via links, so may be relevant.
BCM receives a LOCK signal from keyfob. BCM locks all doors with input of LOCK signal from keyfob.
BCM receives an UNLOCK signal from keyfob. BCM unlocks all doors with input of UNLOCK signal from keyfob.