Kia Optima: Engine coolant - Maintenance - Kia Optima TF 2011-2023 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:

Brake Booster Operating Test
For simple checking of the brake booster operation, carry out the following tests. 1. Run the engine for one or two minutes, and then stop it. If the pedal depresses fully the first time ...

Removal
1. Disconnect the negative(-) battery terminal. 2. Remove the crash pad lower panel. (Refer to the BD group - "Crash pad") 3. Disconnect ...

Storing positions into memory using the buttons on the door
Storing driver’s seat positions 1. Shift the shift lever into P while the ignition switch is ON. 2. Adjust the driver seat to position comfortable for the driver. 3. Press SET button on the contr ...

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