j.banzon

Question, what is the issue why it is shown the FULL ACCESSORY POWER ACTIVE? i am using ford mustang 2016 eco boost while running along the highway, its shown the FULL ACCESSORY POWER ACTIVE, and i press the gas , even hard press my engine got stalled from 100KPH to 0 and its hard start, after 2 KM the same scenario. Question what is the cause why it keeps showing this message and got engine stalled?