Kia Rio: Description
Variable Intake manifold Solenoid (VIS) valve is installed on the intake
manifold. The VIS valve controls the vacuum modulator which activates a valve
in the intake manifold. The ECM opens or closes this valve according to engine
condition (Refer to below table).
| Engine condition |
VIS valve |
Operation |
| Medium speed |
Closed |
Increasing engine performance in low engine speed by reducing
intake interference among cylinders |
| Low / High speed |
Open |
Minimizing intake resistance by shortening intake manifold length
and increasing area of air entrance |
Specification
Item
Specification
Coil resistance (Ω)
30.0 ~ 35.0 [20°C(68°F)]
...
See also:
Windshield defrosting and defogging
WARNING - Windshield heating
Do not use the or
position during cooling operation
in extremely humid weather. The difference between the temperature of the outside
air and the windshield could ...
Rear Coil Spring Components
1. Spring upper pad
2. Spring
3. Spring lower pad
...
Waveform
This example shows a typical Crankshaft Position Sensor(CkPS) and Camshaft
Position Sensor(CMPS) waveform at idle.The PCM controls the injection and ignition
timing by using these sig ...
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