Service and Repair manual for Fifth generation (DL3) of the mid-size sedan Kia Optima. Kia's best-selling midsize sedan was unveiled with new design cues inside and out, expanded ADAS technology, a new UVO infotainment strategy and available European-inspired red and black two-tone sport leather-trimmed seats. Additional available enhancements to the Optima line include new alloy wheel choices, ambient LED interior lighting, and a new Passion Red exterior color.

■ Gasoline engine (THETA 2.4L GDI) The engine number is stamped on the engine block as shown in the drawing.
Repair procedures Removal 1. Disconnect the negative battery terminal. 2. Remove the roof trim assembly. (Refer to Body - "Roof Trim Assembly") 3. Disconnect the high mounted stop lamp connector (A).
Repair procedures Inspection 1. Remove the front seat back. (Refer to Body - "Front Seat Back Cover") 2. Disconnect the connector (A). 3. When the battery power is supplied to the motor connector, check the motor for smooth operation.