Rear differential (4WD)
Checking or changing rear differential
fluid
Have rear differential fluid checked or
changed by an Authorized Kia
Dealer according to the Maintenance
Schedule at the beginning of this
section.
Use only the specified rear differential fluid. (Refer to "Recommended lubricants and capacities" in section 8.)
See also:
Starting the engine
WARNING
Always wear appropriate shoes
when operating your vehicle.
Unsuitable shoes (high heels, ski
boots,etc.) may interfere with your
ability to use the brake and accelerator
pedal, and the c ...
Interior overview
1. Door lock/unlock button
2. Outside rearview mirror control switch
3. Power window switches
4. Master power door lock control
5. Master power window control lock
6. Steering wheel
7. Instrum ...
Interior Refinement
The style makeover continues into the Optima's cabin with expanded
electronics melded with refreshed fascia patterns and color schemes. Based on a
new platform, the standard audio system features ...


