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Variable Intake Solenoid (VIS) Valve

VARIABLE INTAKE SOLENOID (VIS) VALVE

INSPECTION




FUNCTION AND OPERATION PRINCIPLE
Variable Intake Solenoid (VIS) Valve is installed on the intake manifold and is used to improve intake efficiency.
1. Low/middle Speed: VIS Valve Close -> Resonation Effect -> Improving Intake Efficiency




2. High Speed: VIS Valve Open -> Improving Intake Inertia Effect -> Improving Intake Efficiency

Specification:




SPECIFICATION

Schematic Diagram:




SCHEMATIC DIAGRAM


COMPONENT INSPECTION
1. Turn ignition switch OFF.
2. Disconnect VIS Valve connector.
3. Measure resistance between VIS Valve terminals 1 and 2.
4. Check that the resistance is within the specification.

Specification: Refer to SPECIFICATION.
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