![Kia Forte: [CVVT System Mode] - Cylinder Head Assembly - Engine Mechanical System - Kia Forte TD 2014-2018 Service Manual](images/pages/small/2.png)
Kia Forte: [CVVT System Mode]
Second generation YD (2014-2018) / Kia Forte TD 2014-2018 Service Manual / Engine Mechanical System / Cylinder Head Assembly / [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 & Camshaft 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 ...
CVVT & Camshaft Removal
•
Use fender covers to avoid damaging painted surfaces.
•
...
See also:
Installation
1.
Install the boot (A).
2.
Install the clip to the clutch release fork.
3.
Apply to grease in location ...
ECM Terminal And Input/Output signal (M/T)
ECM Terminal Function
Connector [CNG-MA]
Pin No.
Description
Connected to
1
Ignition Coil (Cylinder #1) control output
Ignition Co ...
Trip A/B
Tripmeter (1)
The tripmeter is the total driving distance since the last tripmeter reset.
Distance range: 0.0 ~ 9999.9 mi. or km
To reset the tripmeter, press the RESET button (Type A : RESET, ...
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