When Monitored

WARNING: This page is about a different car, the 2017 Jeep Cherokee. However, it is still accessible from the selected car via links, so may be relevant.

This diagnostic runs continuously when the following conditions are met:

Ignition is on.
Engine is not being cranked.
Vehicle operating voltage is between 6.0 and 16.0 volts for more than 500 ms.
No Battery or Charging System under/over voltage DTCs set.