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:

Component Location
1. Head lamp (Low) 2. Head lamp (High) 3. Position lamp / DRL 4. Turn signal lamp 5. Front fog lamp 6. Turn signal lamp (Outside mirror) 7. Overhead console lamp 8. ...

Rear Seat Back Cover Component Location
(4Door, 2Door) 1. Rear seat back cover [LH] 2. Rear seat back cover [RH] (5Door) 1. Rear seat back assembly [LH] 2. Rear seat ...

Crankshaft Damper Pulley Inspection
Check the crankshaft damper pulley for vibration in rotation, oil dust deposit of V-ribbed part. Replace if necessary. ...