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:
Inspection
Remove the overhead console lamp assembly then check for continuity between
terminals. If the continuity is not as specified, replace the map lamp switch.
...
Tightening Torque
Items
N.m
Kgf.m
lb-ft
Front and rear doors
Door hinge to body
33.3 ~ 41.2
3.4 ~ 4.2
24.6 ~ 30.4 ...
Adjustment
Head Lamp Aiming Instructions
The head lamps should be aimed with the proper beam-setting equipment,
and in accordance with the equipment manufacturer's instructions.
...
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