Kia Optima: Evaporative Emission Control System / Fuel Filler Cap

Kia Optima DL3 2019-2020 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 2019-2020 Owner's Manual: Operating conditions To operate


• Go to “User Settings → Driving Assist and select Rear Cross Traffic Collision Warning” on the LCD display. The system will turn on and standby to activate. If you deactivate this function in the cluster, the system will stop. ❈For more information, refer to “LCD Display” in cha ...

Kia Optima DL3 2019-2020 Owner's Manual: Warning message and warning light


When the sensor is blocked with dirt, snow, or debris, the FCA system operation may stop temporarily. If this occurs, a warning message will appear on the LCD display. The system will operate normally when such dirt, snow or debris is removed. However, the FCA system may not properly operate ...

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