Kia Optima: Heating and air conditioning1. Start the engine.
2. Set the mode to the desired position. To improve 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 or recirculated air position.
5. Set the fan speed control to the desired speed.
6. If air conditioning is desired, turn the air conditioning system (if equipped) on.

Manual climate control system
Mode selectionTiming Chain. Components and Components Location
1. Intake camshaft
2. Exhaust camshaft
3. Intake CVVT assembly
4. Exhaust CVVT assembly
5. Timing chain
6. Timing chain guide
7. Timing chain tensioner ...
Removal
1.
Disconnect the vapor hose (A).
2.
Remove the PCV valve (B).
...
Vehicle Identification Number (VIN)
This is the legal identifier for your vehicle. It appears on a plate attached
to the left side of the forward portion of the dashboard. The VIN plate can be easily
seen from the outside of the v ...