Kia Optima: Evaporative Emission Control System / Fuel Filler Cap

Kia Optima DL3 2019-2024 Service and Repair Manual / Emission Control System / Evaporative Emission Control System / Fuel Filler Cap

Description and operation

Description

A ratchet tightening device on the threaded fuel filler cap reduces the chances of incorrect installation, which would seal the fuel filler. After the gasket on the fuel filler cap and the filler neck flange contact each other, the ratchet produces a loud clicking noise indicating the seal has been set.

Canister

Repair procedures Removal 1. Disconnect the negative (-) battery cable. 2. Remove the stabilizer bar bushing (A). Tightening ...

Fuel Tank Air Filter

Repair procedures Removal 1. Disconnect the negative battery (-) terminal. 2. Remove the [LH] rear wheel guard. (Refer to Body - "Rear Whee ...

Other information:

Kia Optima DL3 2019-2024 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 ...

Kia Optima DL3 2019-2024 Owner's Manual: Wheel replacement

When replacing the metal wheels for any reason, make sure the new wheels are equivalent to the original factory units in diameter, rim width and offset. A wheel that is not the correct size may adversely affect wheel and bearing life, braking and stopping abilities, handling characteristics, gr ...