Hyundai Venue: Engine Control System / Variable Intake Solenoid (VIS) Valve. Description and operation
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
|

Inspection
1.
Turn ignition switch OFF.
2.
Disconnect OCV connector.
3.
Measure resistance between OCV terminals 1 and 2...
Other information:
Specifications
Description
Specifications
Limit
General
Type
In-line, DOHC
Number of cylinders
4
Bore
77 mm (3...
..
Categories
Vehicle Identification Number (vin)

Frame number
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