Kia Optima: Engine coolant - Maintenance - Kia Optima TF 2011-2025 Owners ManualKia Optima: Engine coolant

The high-pressure cooling system has a reservoir filled with year-round antifreeze coolant. The reservoir is filled at the factory.

Check the antifreeze protection and coolant level at least once a year, at the beginning of the winter season, and before traveling to a colder climate.

Changing the engine oil and filter
Have engine oil and filter changed by an authorized Kia dealer according to the Maintenance Schedule at the beginning of this section. WARNING Used engine oil may cause irritation or cancer ...

Checking the coolant level
WARNING Removing radiator cap Never attempt to remove the radiator cap while the engine is operating or hot. Doing so might lead to cooling system and engine damage. Also, hot ...

See also:

Airbag Module Disposal. Description and Operation
Airbag Disposal Special tool required Deployment tool 0957A-34100ABefore scrapping any airbags or side airbags (including those installed in vehicle to be scrapped), the airbags or si ...

Glove box lamp
The glove box lamp comes on when the glove box is opened. The parking lights or headlights must be ON for the glove box lamp to function. CAUTION To prevent unnecessary charging system drain, cl ...

Installation
1. Installation is the reverse of removal. 2. After installation, bleed the brake system. (Refer to Brake system bleeding) ...

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