Hyundai Sonata: Variable Intake Solenoid (VIS) Valve. Description and Operation
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 |
CVVT Oil Control Valve (OCV). Repair procedures
Inspection
1.
Turn the ignition switch OFF.
2.
Disconnect the OCV connector.
3.
Measure resistance between the ...
Variable Intake Solenoid (VIS) Valve. Specifications
Specification
Item
Specification
Coil resistance (Ω)
30.0 ~ 35.0 [20°C(68°F)]
...
See also:
Eco Coach
• What is Eco Coach?
Every 2.5 minutes, Eco Coach compares your fuel economy against the government
tested average (EPA) or other similar Hyundai models (community), based on your
preference. ...
Multimedia Jack. Description and Operation
Description
The multimedia jack on the console upper cover is for customers who like
to listen to external portable music players like the MP3, iPod and etc., through
the vehicle's sound ...
Front Seat. Components and Components Location
Components
1. Headrest
2. Seat back panel
3. Seat back frame
4. Seat back cover
5. Seat cushion cover
6. Shield cover
7. Seat cushion frame
8. ...