DTC P1CFA-00: AC Charger Control Pilot Signal Incorrect: General Description

On Board Charger (OBC) is a built-in charger inside a vehicle. It converts AC power from the electricity grid to DC power and charges the high-voltage battery.

EVSE (EV Supply Equipment) is a charger located at a charging station. It channels electricity from the grid to an EV in order to charge the vehicle.

AC Charger is a charger located at a charging station. It specifically supplies AC power in order to charge an EV.