Kia K900: Manual heating and air conditioningThe heating and cooling system can be controlled manually by pushing buttons other than the AUTO button.
In this case, the system works sequentially according to the order of buttons selected. When pressing any button except the AUTO button while using automatic operation, the functions not selected will be controlled automatically.
1.Start the engine.
2.Set the mode to the desired position.
For improving the effectiveness of heating and cooling;
- Heating: 
- Cooling: 
3.Set the temperature control to the desired position.
4.Set the air intake control to the outside (fresh) air position.
5.Set the fan speed control to the desired speed.
6.If air conditioning is desired, turn the air conditioning system on.
Press the AUTO button in order to convert to full automatic control of the system.

Rear outlet vents (F)
Automatic heating and air conditioning
Mode selectionLimitations of the system
The ASCC may have limits to its ability to detect distance to the vehicle ahead
due to road and traffic conditions. ...
With the door lock button
To unlock a door, push the door lock button (1) to the “Unlock” position.
The red mark (2) on the button will be visible.
To lock a door, push the door lock button (1) to the “Lock” ...
Aux, USB and iPod® port
If your vehicle has an aux and/or USB(universal serial bus) port or iPod® port,
you can use an aux port to connect audio devices and a USB port to plug in a USB,
and an iPod® port to plug in a ...