Kia Optima: Heating and air conditioning / Temperature control

Kia Optima DL3 2019-2023 Owner's Manual / Features of your vehicle / Manual climate control system / Heating and air conditioning / Temperature control

The temperature control knob allows you to control the temperature of the air flowing from the ventilation system. To change the air temperature in the passenger compartment, turn the knob to the right for warm and hot air or to the left for cooler air.

MAX A/C selection

The MAX A/C mode is used to cool the inside of the vehicle faster. Air flow is directed toward the upper body and face. In this mode, the air conditioning and the recirculated air position will be ...

Air intake control

The air intake control is used to select the outside (fresh) air position or recirculated air position. To change the air intake control position, press the control button. Recirculated air posi ...

Other information:

Kia Optima DL3 2019-2023 Owner's Manual: 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 and could result in serious personal injury from escaping hot coolant or steam. Turn the engine off and wait until it cools ...

Kia Optima DL3 2019-2023 Owner's Manual: Air cleaner

Filter replacement The air filter must be replaced when necessary, and should not be washed. While inspecting the air clear element, the air filter can be cleaned using compressed air. 1. Pull out the air cleaner cover. 2. Unlock by turning the locking lever downward. 3. Pull the air ...