System Description: Description

WARNING: This page is about a different car, the 2006 Nissan Sentra. However, it is still accessible from the selected car via links, so may be relevant.

Operation Flow

Fig 1: Identifying Vehicle Security Operation Flow Chart
Courtesy of NISSAN MOTOR CO., U.S.A.
Setting The Vehicle Security System
Initial condition
1. Ignition switch is in OFF position.
  Disarmed phase
  
  When the vehicle security system is in the disarmed phase, the security indicator lamp blinks every 2.6 seconds.
  
  Pre-armed phase and armed phase
  
  When the following operation 1 or 2 is performed, the vehicle security system turns into the "pre-armed" phase. (The security indicator lamp illuminates.)
  1. Smart entrance control unit receives LOCK signal from key cylinder switch or keyfob after hood, trunk lid and all doors are closed.
  2. Trunk lid and all doors are closed after front doors are locked by key, lock/unlock switch or keyfob.
  After about 30 seconds, the system automatically shifts into the "armed" phase (the system is set). (The security indicator lamp blinks every 2.6 seconds.)
Canceling The Set Vehicle Security System
When the following 1 or 2 operation is performed, the armed phase is canceled.
1. Unlock the doors with the key or keyfob.
2. Open the trunk lid with the key or keyfob.
Activating The Alarm Operation of The Vehicle Security System
Make sure the system is in the armed phase. (The security indicator lamp blinks every 2.6 seconds.)

When the following operation 1 or 2 is performed, the system sounds the horns and flashes the headlamps for about 50 seconds.
1. Trunk lid or any door is opened during armed phase.
2. Disconnecting and connecting the battery connector before canceling armed phase.