Kia Optima: General Information

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 ne ...

General Service Information

General information Identification Number Locations Protection of the Vehicle Always be sure to cover fenders, seats, and floor areas before servicing. &n ...

Other information:

Kia Optima DL3 2019-2023 Owner's Manual: Air bag - advanced supplemental restraint system

The actual air bags in the vehicle may differ from the illustration. (1) Driver’s front air bag (2) Passenger’s front air bag (3) Side air bag (4) Curtain air bag (5) Driver’s knee air bag Even in vehicles with air bags, you and your passengers must always wear the safety belts provi ...

Kia Optima DL3 2019-2023 Service and Repair Manual: Exhaust Emission Control System

Description and operation Description Exhaust emissions (CO, HC, NOx) are controlled by a combination of engine modifications and the addition of special control components. Modifications to the combustion chamber, intake manifold, camshaft and ignition system form the basic cont ...