Hyundai Elantra: Engine Control System / Variable Intake Solenoid (VIS) Valve Repair procedures

Hyundai Elantra AD (2016-2020) Service Manual / Engine Control/Fuel System / Engine Control System / Variable Intake Solenoid (VIS) Valve Repair procedures

Inspection

1.	Turn the ignition switch OFF.

2.	Disconnect the VIS valve connector.

Measure resistance between VIS valve terminals 1 and 2.

Specification : Refer to "Specification"

Removal

1.	Turn the ignition switch OFF and disconnect the battery negative (-) cable.

2.	Disconnect the variable intake solenoid valve connector (A).

3.	Disconnect the vacuum hoses (B) from the valve.

4.	Remove the installation bolts, and then remove the valve from the surge tank.

Installation

•	Install the component with the specified torques.

•	Note that internal damage may occur when the component is dropped. In this case, use it after inspecting.

•	Be careful of foreign material not to flow into the valve.

Installation is reverse of removal.

Variable intake solenoid valve bracket installtion bolt :

9.8 ~ 11.8 N.m (1.0 ~ 1.2 kgf.m, 7.2 ~ 8.7 lb-ft)

Variable Intake Solenoid (VIS) Valve Schematic Diagrams

Circuit Diagram ...

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