Hyundai Sonata: 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 |
CVVT Oil Control Valve (OCV). Repair procedures
Inspection
1.
Turn the ignition switch OFF.
2.
Disconnect the OCV connector.
3.
Measure resistance between the ...
Variable Intake Solenoid (VIS) Valve. Specifications
Specification
Item
Specification
Coil resistance (Ω)
30.0 ~ 35.0 [20°C(68°F)]
...
See also:
Mode Control Actuator Components and Components Location
Components Location
1. Mode control actuator
...
Rear Seat Back Cover Repair procedures
Replacement
[LH]
•
Put on gloves to protect your hands.
•
When prying with a flat-tip screwdriver or use a prying trim
tool, wrap it ...
Front Wiper Motor. Repair procedures
Removal
1.
Loosen the windshield wiper arm nut (A) after removing a wiper
cap (B).
2.
Remove the windshield wiper arm and blade (A ...
