Kia Rio 2018 Owner's Manual page 259

If you leave the ENGINE START/
STOP button in the ACC or ON posi-
tion for a long time, the battery will
discharge.
WARNING
- Starting
vehicle
Never press the ENGINE
START/STOP button while the
vehicle is in motion except in an
emergency. This would result in
loss of directional control and
braking function, which could
cause an accident.
Driving your vehicle
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