Kia Forte: Variable Intake Solenoid (VIS) Valve Description
Second generation YD (2014-2018) / Kia Forte TD 2014-2018 Service Manual / Engine Control / Fuel System / Engine Control System / Variable Intake Solenoid (VIS) Valve 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 |
CVVT Oil Control Valve (OCV) Installation
•
Install the component with the specified torques.
•
...
Variable Intake Solenoid (VIS) Valve Specification
Item
Specification
Coil resistance (Ω)
30.0 ~ 35.0 [20°C(68°F)]
...
See also:
Rear Oil Seal Removal
1.
Remove the automatic transaxle.
(Refer to Automatic Transaxle System - "Automatic Transaxle")
Remove the manual transaxle.
(Refer to Manual ...
Trunk Lid Trim Replacement
(4Door, 2Door)
•
Put on gloves to protect your hands.
...
Tightening Torques
Item
N.m
kgf.m
lb-ft
Ignition coil installation bolt
9.8 ~ 11.8
1.0 ~ 1.2
7.2 ~ 8.7
Spark plug installation
14.7 ~ 24. ...
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