Battery Load Management
The BCM monitors the battery state of charge in order to save the remaining battery charge when necessary. Loads are switched on and off depending on the available power output of the alternator.
Refer to: Charging System - 3.5L EcoBoost (235kW/320PS) - System Operation and Component Description
Refer to: Charging System - 3.7L Duratec (199kW/270PS) - System Operation and Component Description