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 retractorHow does the air bag system operate
Air bags are activated (able to inflate if necessary) only when the ignition
switch is turned to the ON or START position.
Air bags inflate instantly in the event of serious frontal or side co ...
Front Seat. Repair procedures
Replaccement
Seat Assembly Replacement
1.
Remove the seat track mounting
cover.
2.
After loosening the seat assembly
mounting bolts, remove the seat assembly (A).
...
Circuit Diagram
...