See also:

Warnings and indicators
Warning lights / audible indicators Checking operation All warning lights are checked by turning the ignition switch ON (do not start the engine). Any light that does not illuminate should be che ...

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 ...

Remote keyless entry
➀ Lock ( ) All doors are locked if the lock button is pressed. ➁ Unlock ( ) Two turn unlock mode The driver's door is unlocked if the unlock button is pressed once. All doors ...