Kia Soul: CVVT System Mode

Kia Soul: [CVVT System Mode] - Exhaust Emission Control System - Emission Control System - Kia Soul 2014-2018 PS Service ManualKia Soul: [CVVT System Mode]

(1) Low Speed / Low Load
(2) Part Load


(3) Low Speed / High Load
(4) High Speed / High Load



Driving
Condition
Exhaust Valve
Intake Valve
Valve
Timing
Effect
Valve
Timing
Effect
(1) Low Speed
/Low Load
Completely
Advance
* Valve Under-lap
* Improvement of combustion stability
Completely
Retard
* Valve Under-lap
* Improvement of combustion stability
(2) Part Load
Retard
* Increase of expansion work
* Reduction of pumping loss
* Reduction of HC
Retard
* Reduction of pumping loss
(3) Low Speed
/High Load
Retard
* Increase of expansion work
Advance
* Prevention of intake back flow (Improvement of volumetric efficiency)
(4) High Speed
/High Load
Advance
* Reduction of pumping loss
Retard
* Improvement of volumetric efficiency
CVVT  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 con ...

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  • Kia Soul: CVVT System Mode

    Kia Soul: CVVT System Mode

    Kia Soul: CVVT System Mode

    Kia Soul: CVVT System Mode

    Kia Soul: CVVT System Mode

    Kia Soul: CVVT System Mode

    Kia Soul: CVVT System Mode

    Kia Soul: CVVT System Mode

    Kia Soul: CVVT System Mode

    Kia Soul: CVVT System Mode

    Kia Soul: CVVT System Mode

    Kia Soul: CVVT System Mode

    Kia Soul: CVVT System Mode

    Kia Soul: CVVT System Mode

    Kia Soul: CVVT System Mode

    Kia Soul: CVVT System Mode

    Kia Soul: CVVT System Mode

    Kia Soul: CVVT System Mode

    Kia Soul: CVVT System Mode

    Kia Soul: CVVT System Mode

    Kia Soul: CVVT System Mode

    Kia Soul: CVVT System Mode

    Kia Soul: CVVT System Mode

    Kia Soul: CVVT System Mode

    Kia Soul: CVVT System Mode

    Kia Soul: CVVT System Mode

    Kia Soul: CVVT System Mode

    Kia Soul: CVVT System Mode

    Kia Soul: CVVT System Mode