Malfunction Indicator
WARNING: This page is about a different car, the 2004 Nissan Pathfinder, 2003 Nissan Pathfinder, and 2002 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.
The IC regulator warning function activates to illuminate "CHARGE" warning lamp, if excessive voltage is produced or no voltage is produced while generator is operating.