Initial Condition To Activate The System
WARNING: This page is about a different car, the 2008 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
The operation of the vehicle security system is controlled by the doors.
To activate the vehicle security system, BCM must receive signals indicating the doors are closed and locked.
When a door is open, BCM terminal 12, 13, 43, 47 or 48 receives a ground signal from each door switch.
When front door LH is unlocked, BCM terminal 22 receives a signal from terminal 12 (without power back door) or terminal 14 (with power back door) of main power window and door lock/unlock switch.
When front door RH is unlocked, BCM terminal 22 receives a signal from terminal 16 of power window and door lock/unlock switch RH.
When the back door is open, BCM terminal 43 receives a ground signal
- From terminal 1 (without power back door) of the back door switch or terminal 7 (with power back door) of the back door latch (door ajar switch)
- Through body grounds D403 and D404.