Kia Optima: 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 System Mode]](images/books/892/sbhec9116n.gif)
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 sp ...
[CVVT System Mode]
(1) Low Speed / Low Load
(2) Part Load
(3) Low Speed / High Load
(4) High Speed / High Load
...
See also:
Moving Up a Steep Grade From a Standing Start
To move up a steep grade from a standing start, depress the brake pedal, shift
the shift lever to D (Drive). Select the appropriate gear depending on load weight
and steepness of the grade, and re ...
Removal
1.
Remove the rear wheel & tire.
Tightening torque:88.3
~ 107.9N.m(9.0 ~ 11.0kgf.m, 65.1 ~ 79.6lb-ft)
...
Recommended cold tire inflation
pressures
All tire pressures (including the
spare) should be checked when the
tires are cold. “Cold Tires” means the
vehicle has not been driven for at
least three hours or driven less than
1.6 km (on ...