Trunk Lid Opener Operation

WARNING: This page is about a different car, the 2004 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.

When a TRUNK OPEN signal is sent with key OFF (ignition key removed from key cylinder) from key fob, power is supplied

Through BCM terminal 57
To trunk lamp switch and trunk release solenoid terminal 1.

When power and ground are supplied, trunk lamp switch and trunk release solenoid opens trunk lid.