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
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Install the component with the specified
torques.
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Note that internal d ...
Injector. Troubleshooting
Signal Waveform
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Owner Maintenance Precautions
Improper or incomplete service may result in problems. This section gives instructions
only for items that are easy to perform.
WARNING - Maintenance Work
You can be seriously injured while p ...