Kia Optima: Seat belt warning (for front passenger’s seat)
The front passenger's seat belt warning light will activate to the following table when the ignition switch is in "ON" position.

*1 The seat belt warning light will go off if the vehicle speed decreases below 5 km/h (3 mph). If the vehicle speed increases above 5 km/h (3 mph), the warning light will blink again.
✽ NOTICE
Seat belt warning (for driver’s seat)
Seat belt - Driver's 3-point system with emergency locking retractorInstallation
Pressure Side Impact Sensor
1.
Install the new pressure side
impact sensor with the screws then connect the pressure side impact sensor
connector.
Tightening t ...
Injured person
A seat belt should be used when an injured person is being transported. When
this is necessary, you should consult a physician for recommendations. ...
Battery recharging
Your vehicle has a maintenance-free,
calcium-based battery.
If the battery becomes discharged in a
short time (because, for example, the
headlights or interior lights were left on
while ...