Description And Operation: Operation
WARNING: This page is about a different variant/trim than selected.
| Engine Condition |
VIS valve |
Operation |
| Medium speed |
OFF |
Increasing engine performance in low engine speed by reducing intake interference among cylinders |
| Low/High speed |
ON |
Minimizing intake resistance by shortening intake manifold length and increasing area of air entrance |
 Courtesy of HYUNDAI MOTOR AMERICA
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