![Kia Sorento: [CVVT System Mode] - Cylinder Head Assembly - Engine Mechanical System](images/pages/195.webp)
Kia Sorento: [CVVT System Mode]
Kia Sorento (XM, 2011-2015) 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 |
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 contro...
CVVT & Camshaft Operation Principle
1.
Remove the cylinder head cover.
(Refer to Cylinder Head Assembly - "Cylinder Head Cover")
2.
Set No.1 cylinder to TDC/compression.
...
CVVT & Camshaft Removal
See also:
Highway Lane Change Assist: (if equipped)
Display and control
The state-of-the-art Highway Lane Change Assist system integrated into your Kia Sorento provides real-time
operational feedback directly on the vehicle's instrument cluster ...
Filter replacement
It must be replaced when necessary, and should not be washed.
You can clean the filter when inspecting the air cleaner element. Clean the filter
by using compressed air.
1. Loosen the air clean ...
Input Speed Sensor Description
Input speed sensor (A) is a vital unit that measures the rate of rotation
of the input shaft inside the transaxle and delivers the readings to the Transaxle
Control Module(TCM). The sensor pr ...
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