Kia Optima DL3 2019-2023 Service and Repair Manual

Kia Optima DL3 2019-2023 Service and Repair Manual

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.

Engine number
■ Gasoline engine (THETA 2.4L GDI) The engine number is stamped on the engine block as shown in the drawing. ...

General Information
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Other information:

Kia Optima DL3 2019-2023 Owner's Manual: Recommended lubricants and capacities


To help achieve proper engine and powertrain performance and durability, use only lubricants of the proper quality. The correct lubricants also help promote engine efficiency that results in improved fuel economy. These lubricants and fluids are recommended for use in your vehicle. Recomm ...

Kia Optima DL3 2019-2023 Owner's Manual: Air cleaner


Filter replacement The air filter must be replaced when necessary, and should not be washed. While inspecting the air clear element, the air filter can be cleaned using compressed air. 1. Pull out the air cleaner cover. 2. Unlock by turning the locking lever downward. 3. Pull the air ...

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