![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:
Vehicle identification number (VIN)
The vehicle identification number (VIN) is the number used in registering your
car and in all legal matters pertaining to its ownership, etc.
The number is punched on the floor under the front pa ...
Front Disc Brake. Components and Components Location
Components
1. Guide rod bolt
2. Bleed screw
3. Caliper body
4. Caliper carrier
5. Inner pad shim
6. Brake pad
7. Pad retainer
...
Access to the spare wheel
The spare wheel is installed in the boot, under
the floor.
Depending on engine, the spare wheel is
a standard wheel or the space-saver type
(BlueHDi). ...
Hyundai Accent Manuals
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