Kia Sorento: Variable Intake Solenoid (VIS) Valve
Second Generation XM (2011-2023) / Kia Sorento XM 2011-2023 Service Manual / Engine Control / Fuel System / Engine Control System / Variable Intake Solenoid (VIS) Valve
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.
•
...
Specification
Item
Specification
Coil resistance (Ω)
30.0 ~ 35.0 [20°C(68°F)]
...
See also:
Ambient Temperature Sensor Description
The ambient temperature sensor is located at the front of the condenser
and detects ambient air temperature. It is a negative type thermistor; resistance
will increase with lower temperature, ...
Relay Box (Passenger Compartment) Inspection
Fuse
1.
Be sure there is no play in the fuse holders, and that the fuses
are held securely.
2.
Are the fuse capacities for each circuit ...
Rear Disc Brake Inspection
Rear Brake Disc Thickness Check
1.
Check the brake pads for wear and fade.
2.
Check the brake disc for damage and cracks.
...
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