Check Before Engine Is Started

WARNING: This page is about a different car, the 2013 Nissan Armada. However, it is still accessible from the selected car via links, so may be relevant.

CHECK 4WD SHIFT INDICATOR LAMP
1. Park vehicle on flat surface.
2. Turn ignition switch to OFF position.
3. Move A/T selector lever to P position.
4. Set 4WD shift switch to 2WD position.
5. Turn ignition switch to ON position. (Do not start engine.)
  Does 4WD shift indicator lamp turn ON for approximately 1 second?
  
  YES: GO TO 2.
  
  NO: GO TO "DIAGNOSIS PROCEDURE ".
CHECK 4WD WARNING LAMP
1. Turn ignition switch to OFF position.
2. Move A/T selector lever to P position.
3. Set 4WD shift switch to 2WD position.
4. Turn ignition switch to ON position. (Do not start engine.)
  Does 4WD warning lamp turn ON?
  
  YES: GO TO CHECK AT IDLE .
  
  NO: GO TO "DIAGNOSIS PROCEDURE ".