Hyundai Accent: Variable Intake Solenoid
(VIS) Valve. Description and Operation
Hyundai Accent RB (2010-2018) 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).
|
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 |
Installation
•
Install the component with the specified
torques.
•
...
Variable Intake Solenoid
(VIS) Valve. Specifications
Specification
Item
Specification
Coil resistance (Ω)
30.0 ~ 35.0 [20°C(68°F)]
...
See also:
Description
Continuous Variable Valve Timing (CVVT) system advances or
retards the valve timing of the intake and exhaust valve in accordance with
the ECM control signal which is calculated by the engine ...
Adjustment
Clutch Release Cylinder
Air Bleeding Procedure
Use the specified fluid. Avoid mixing different brands
of fluid ...
Inspection
Front Brake Disc Thickness Check
1.
Check the brake pads for wear and fade.
2.
Check the brake disc for damage and cracks.
...
Hyundai Accent Manuals
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