Kia Forte: CVVT (Continuously Variable Valve Timing) System 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 (Continuously Variable Valve Timing) System 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 ...

[CVVT System Mode]

(1) Low Speed / Low Load (2) Part Load (3) Low Speed / High Load (4) High Speed / High Load ...

See also:

Underdrive Brake Control Solenoid Valve(UD/B_VFS) Removal
   Replacing an on/off solenoid valve (SS-A, SS-B) does not require additional hydraulic pressure adjustment; however, the ...

Description
Component location : Manual transaxle case Operation principle : Back up lamp switch is pushed by the reverse lug sliding when select arm, and switches the back up lamp. Funct ...

Knock Sensor (KS) Description
Knocking is a phenomenon characterized by undesirable vibration and noise and can cause engine damage. Knock Sensor (KS) is installed on the cylinder block and senses engine knocking. Whe ...