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:

Fuse Replacement
WARNING - Fuse Replacement Never replace a fuse with anything but another fuse of the same rating. A higher capacity fuse could cause damage and possibly a fire. Never install a wire inst ...

Electrical System
1. Be sure to disconnect the battery cable from the negative (-) terminal of the battery. 2. Never pull on the wires when disconnecting connectors. ...

Description
Continuous Variable Valve Timing (CVVT) system advances or retards the valve timing of the intake and exhaust valve in accordance with the ECM control signal which is calculated by the engine sp ...