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Variable Induction Control Actuator: Description and Operation
DescriptionVariable Intake Solenoid (VIS) Valve is installed on the intake manifold and isolates or not the one bank from the other banks to improve the 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