Kia Optima Hybrid 2020 Owner's Manual page 42

Engine Generation/Motor Drive
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The vehicle is being slowed by engine
compression and regenerative brak-
ing. The hybrid battery is being
charged by regenerative braking.
(Engine ➞ Battery ➞ Wheel)
Engine Generation/Regeneration
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The engine and regenerative brake
system charge up the high-voltage
battery.
(Engine & Wheel ➞ Battery)
Engine Brake/Regeneration
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The engine compression can be
used to slow down the vehicle. The
regenerative braking system can be
used to charge the hybrid system.
(Wheel ➞ Engine & Battery)
H35