Kia Optima: Manual heating and air conditioning / Air conditioning

Kia Optima DL3 2019-2021 Owner's Manual / Features of your vehicle / Automatic climate control system / Manual heating and air conditioning / Air conditioning

Press the A/C button to turn the air conditioning system on (indicator light will illuminate).

Press the button again to turn the air conditioning system off.

WARNING - Reduced Visibility

Continuous use of the climate control system in the recirculated air position may allow humidity to increase inside the vehicle which may fog the glass and obscure visibility.

WARNING - Recirculated Air

Continued use of the climate control system in the recirculated air position can cause drowsiness or sleepiness, and loss of vehicle control. Set the air intake control to the outside (fresh) air position as much as possible while driving.

WARNING - Sleeping with A/C on

Do not sleep in a vehicle with the air conditioning or heating on as this may cause serious harm or death due to a drop in the oxygen level and/or body temperature.

Sunroof inside air recirculation, Fan speed control
Sunroof inside air recirculation The outside (fresh) air position is automatically selected, when the sunroof is opened. When you select the recirculated air position, the system maintains the rec ...

OFF mode, Climate information screen selection
OFF mode Press the front blower OFF button to turn off the front air climate control system. However, you can still operate the mode and air intake buttons as long as the ignition switch is in ...

Other information:

Kia Optima DL3 2019-2021 Service and Repair Manual: Ignition Switch Assembly


Repair procedures Removal 1. Disconnect the negative battery terminal. 2. Remove the steering column upper & lower shroud panel. (Refer to Body - "Steering Column Shroud Panel") 3. Remove the ignition lock ...

Kia Optima DL3 2019-2021 Service and Repair Manual: Front View Camera System


Components and components location Components Location 1. Front view camera 2. AVN Head unit 3. Cluster 4. LFA,SCC ON/OFF switch (Remote control switch) 5. LKA ON/OFF switch Description and operation Description System Fun ...

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