Hyundai Tucson: Engine Control System / Variable Intake Solenoid (VIS) Valve Description and Operation

Hyundai Tucson (LM) 2010-2015 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

CVVT Oil Control Valve (OCV) Repair procedures
Inspection 1. Turn the ignition switch OFF. 2. Disconnect the OCV connector. 3. Measure resistance between the OCV terminals 1 and 2. 4. Check that the resistance is within the specifi ...

Variable Intake Solenoid (VIS) Valve Specifications
Specification ItemSpecificationCoil resistance (x)30.0 ~ 35.0 [20°C(68°F)] ...

Other information:

Hyundai Tucson (LM) 2010-2015 Owners Manual: Remote key precautions
The remote key will not work if any of the following occur: The key is in the ignition switch. You exceed the operating distance limit (about 30 m [90 feet]). The remote key battery is weak. Other vehicles or objects may be blocking the signal. The weather is extremely cold. The remote ...

Hyundai Tucson (LM) 2010-2015 Service Manual: Shift Lever Repair procedures
Removal 1. Remove the center console. (Refer to "Console" in BD group) 2. Remove the snap pin (A) and the clip (B). 3. Remove the clip (A) and then remove the shift cable assembly. 4. Remove the shift lever assembly (A). Tightening torque: 8.8 ~ 13.7 N.m (0.9 ~ 1.4 kgf.m, 6.5 ...

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