Kia Optima: Operation Principle - CVVT (Continuously Variable Valve Timing) System. Description 
		and Operation - Exhaust Emission Control 
		System - Emission Control System - Kia Optima TF 2011-2023 Service ManualKia Optima: Operation Principle

The CVVT has the mechanism rotating the rotor vane with hydraulic force generated by the engine oil supplied to the advance or retard chamber in accordance with the CVVT oil control valve control.

[CVVT System Mode]

Description
Continuous Variable Valve Timing (CVVT) system advances or retards the valve timing of the intake and exhaust valve in accordance with the ECM control signal which is calculated by the engine sp ...

[CVVT System Mode]
(1) Low Speed / Low Load (2) Part Load (3) Low Speed / High Load (4) High Speed / High Load ...

See also:

Automatic heating and air conditioning
The automatic climate control system is controlled by simply setting the desired temperature. The Full Automatic Temperature Control (FATC) system automatically controls the heating and cooling ...

Replacement
1. Disconnect the negative (-) battery terminal. 2. Remove the main crash pad lower cover (A). 3. Disconnect the blower resistor connector ...

Emergency Towing
There are three popular methods of towing a vehicle : - The operator loads the vehicle on the back of truck. This is best way of transporting the vehicle. - The t ...

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