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:
Components and Components Location
Components
1. Hands free call switch
2. Mic
3. Front left speaker
4. Front right speaker
5. Audio head unit (hands free control)
※ There is ...
Disassembly
1.
Remove the rear cover (A).
2.
Loosen the mounting bolts(A) and disconnect the brush
holder assembly(B).
...
Rear Glass Defogger Switch. Repair procedures
Inspection
1.
Disconnect the negative (-) battery terminal.
2.
Using a screwdriver or remover, remove the center fascia garnish
(A).
...
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