See also:

Steering wheel
Power steering (if equipped) Power steering uses energy from the engine to assist you in steering the vehicle. If the engine is off or if the power steering system becomes inoperative, the vehicl ...

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 ...

Indicator symbols on the instrument cluster
For more detailed explanations, refer to “Instrument cluster” in section 4. ...