Kia Optima: Air Bag Warning LightThe purpose of the air bag warning light in your instrument panel is to alert you of a potential problem with your Air Bag - Supplemental Restraint System (SRS).
Have the system checked if:

The Importance of the Passenger Being Properly Seated
Supplemental Restraint System ServiceAlarm stage
The alarm will be activated when:
Any door is opened without using the key or the transmitter.
The trunk lid is opened without using the key.
The engine hood is opened.
The alarm will sound ...
Removal
1.
Disconnect the brake fiuid level
switch connector, and remove the reservoir cap.
2.
Remove the brake fluid from the
master cylinder reservior with a syringe.
...
Front Body C
Engine mounting bracket hole (Ø11)
Transaxle mounting hole (Ø13)
Engine mounting bracke ...