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 retractorBattery replacement
When replacement is necessary, use the following procedure.
1. Using a screwdriver, loosen the screw on the backside of the transmitter then
use a thin tool to pry open the transmitter.
2. Disas ...
Inspection
1.
Troubleshooting for Speaker
(1)
Basic inspection of speaker
Inspect the sound from speaker after verifying that the speaker
mounting screws are removed and the w ...
Repair procedures
Inspection
1.
After disconnecting the vapor hose from the PCV valve,
remove the PCV valve. Visually check for a collapsed vapor hose or hose
leaks.
2.
...