Kia Optima: Air Bag System ComponentsThe main components of your SRS are:

To indicate that your vehicle is equipped with driver’s and passenger’s side air bags, the air bag covers on the steering wheel and on the dashboard are marked “SRS AIR BAG.

Passenger’s side air bag
The Importance of Using Safety Belts
How the Driver’s Air Bags (SRS) WorkInstallation
1.
Install the multimedia jack.
2.
Connect the multimedia jack connector.
3.
Install the console upper cover.
4.
Install the shift lever knob. ...
Inspection
Rain Sensing Wiper
1.
In IGN2 ON state, if auto switch
input (LIN communication) is ON then both wiper low relay and wiper high
relay outputs are controlled by the rain sensor input s ...
Fuel Gauge
The fuel gauge indicates the approximate amount of fuel remaining in the fuel
tank.
Fuel tank capacity - 16.9 gal. (65 liters).
The fuel gauge is supplemented by a low fuel warning light, which ...