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:
Removal
1.
Disconnect the battery negative cable and wait for at least three minutes
before beginning work.
2.
Remove the driver airbag module mounting bolts.
3.
Disconnect the DAB connector (A)...
Replacement
•
Put on gloves to prevent hand injuries.
•
When removing with a flat-tip screwdriver or remover, wrap protective
tape around the tools to prevent damage to components...
Categories
Vehicle Identification Number (vin)

Frame number
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