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Hyundai Azera: Variable Intake Solenoid (VIS) Valve Description and Operation - Engine Control System - Engine Control/Fuel System - Hyundai Azera 2011-2026 Service ManualHyundai Azera: Variable Intake Solenoid (VIS) Valve Description and Operation

Description
Variable Intake manifold Solenoid (VIS) valves are installed on the intake manifold (VIS Valve 1) and the surge tank (VIS Valve 2). These VIS valve 1 and 2 control vacuum modulators which activate valves in the intake manifold and the surge tank. These valves are opened or closed by ECM according to engine condition (Refer to below table).

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 (?)30.0 ~ 35.0 [20°C(68°F)] ...

See also:

Oil Pan Components and Components Location
Components 1. Upper oil pan2. Lower oil pan3. Drain plug4. Drain plug gasket ...

Manual heating and air conditioning
The heating and cooling system can be controlled manually by pushing buttons other than the AUTO button. In this case, the system works sequentially according to the order of buttons selected. ...

Valve Body Components and Components Location
Components Location 1. PCV adjust screw2. Solenoid valve3. Oil temperature sensor4. Accumulator5. Low & reverse brake(LR/B) pressure flow hole6. Under drive brake (UD/B) pressure flow hole ...

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