Kia Optima Hybrid 2020 Owner's Manual page 40

Power Assist
OJFHPQ018044L
Electric and Engine power are used
to move the vehicle.
(Battery & Engine ➞ Wheel)
Engine Only Propulsion
OJFHPQ018045L
Engine power is used to move the
vehicle. (Engine ➞ Wheel)
Engine Generation
OJFHPQ018046L
Vehicle is stopped with the Engine
charging the hybrid battery.
(Engine ➞ Battery)
H33