Kia Optima: Heating and air conditioning / 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 position
With the recirculated air position selected, air from the passenger compartment will be drawn through the heating system and heated or cooled according to the function selected.
Outside (fresh) air position
With the outside (fresh) air position selected, air enters the vehicle from outside and is heated or cooled according to the function selected.
Prolonged operation of the heater in the recirculated air position (without air conditioning selected) may cause fogging of the windshield and side windows. In addition, prolonged use of the air conditioning with the recirculated air position selected will result in excessively dry air in the passenger compartment. Continuous use of the recirculated air within with result in a musty or stale smell within the passenger compartment.
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 th ...
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 recirculated
air position for 3 min ...
Other information:
Kia Optima DL3 2019-2024 Service and Repair Manual: Timing Chain
Components and components location Components 1. Intake camshaft 2. Exhaust camshaft 3. Intake CVVT assembly 4. Exhaust CVVT assembly 5. Timing chain 6. Timing chain tensioner arm 7. Timing chain tensioner 8. Timing chain guide ...
Kia Optima DL3 2019-2024 Owner's Manual: Recommended cold tire inflation pressures
All tire pressures (including the spare) should be checked when the tires are cold. “Cold Tires” means the vehicle has not been driven for at least three hours or driven less than 1.6 km (1 mile). Recommended pressures must be maintained for the best ride, top vehicle handling, and minimu ...
