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

Hyundai Venue (QX) (2020-2025) Service Manual / Engine Control / Fuel System / Engine Control System / 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).

Hyundai Venue. Variable Intake Solenoid (VIS) Valve. Description and operation

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

Hyundai Venue. Variable Intake Solenoid (VIS) Valve. Description and operation

CVVT Oil Control Valve (OCV). Repair procedures

Inspection 1. Turn ignition switch OFF. 2. Disconnect OCV connector. 3. Measure resistance between OCV terminals 1 and 2...

Variable Intake Solenoid (VIS) Valve. Schematic diagrams

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