![Hyundai Accent: [CVVT System Mode] - CVVT (Continuously
Variable Valve Timing) System. Description and Operation - Exhaust Emission Control System - Emission Control System](images/pages/small/314.png)
Hyundai Accent: [CVVT System Mode]
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(1) Low Speed / Low Load |
(2) Part Load |
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(3) Low Speed / High Load |
(4) High Speed / High Load |
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Driving Condition |
Exhaust Valve |
Intake Valve |
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Valve Timing |
Effect |
Valve Timing |
Effect |
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(1) Low Speed /Low Load |
Completely Advance |
* Valve Under-lap * Improvement of combustion stability |
Completely Retard |
* Valve Under-lap * Improvement of combustion stability |
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(2) Part Load |
Retard |
* Increase of expansion work * Reduction of pumping loss * Reduction of HC |
Retard |
* Reduction of pumping loss |
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(3) Low Speed /High Load |
Retard |
* Increase of expansion work |
Advance |
* Prevention of intake back flow (Improvement of volumetric
efficiency) |
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(4) High Speed /High Load |
Advance |
* Reduction of pumping loss |
Retard |
* Improvement of volumetric efficiency |
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 ...
See also:
Fuel Pressure Control Valve. Description and Operation
Description
Fuel Pressure Regulator Valve is installed on the high pressure
fuel pump and controls fuel flow flowing into the injectors in accordance with
the ECM signal calculated based on ...
Components and Components Location
Components Location
1. Overdrive clutch (OD/C)
2. One way clutch (OWC)
3. Low & Reverse brake (LR/B)
4. Underdrive brake (UD/B)
5. 26 brake (26/B)
6. 35R ...
Special Service Tools
Special Service Tools
Item
Illustration
Application
Fuel Pressure Gauge
(09353-24100)
Measuring the fuel line press ...
Hyundai Accent Manuals
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