Kia Optima: Second generation (MG; 2005–2010)

First generation (MS; 2000–2005)

From 2000-2005 Optimas were a rebadged variant of the Hyundai Sonata, differing only from the Sonata in minor exterior styling details and equipment content. ...

Third generation (TF; 2011-present)

The completely redesigned Optima features a much sleeker, sportier profile designed by new Kia design chief Peter Schreyer. ...

See also:

Owner maintenance
The following lists are vehicle checks and inspections that should be performed by the owner or an authorized Kia dealer at the frequencies indicated to help ensure safe, dependable operation ...

Automatic Door Locks
Operating Door Locks - With the Key Both front doors can be locked and unlocked with the key. Turn the key to the left to lock and to the right to unlock the door. Once a door is unlocked, i ...

Inspection
1. Ignition "OFF" 2. Disconnect evaporator temperature sensor. 3. Using the multi-tester, Measure resistance between terminal "1" ...