Kia Cadenza: Engine Control System / Variable Intake Solenoid (VIS) Valve Repair procedures

Kia Cadenza YG 2016-2025 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.

3.	Measure resistance between the VIS valve terminals 1 and 2.

Check that the resistance is within the specification.

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, C) from the valve.

4.	Remove the installation nut (D), and then remove the valve. [Vave 1 (Intake manifold)] [Vave 2 (Surge tank)]

Installation

•	Install the component with the specified torques.

•	Note that internal damage may occur when the component is dropped. If the component has been dropped, inspect before installing.

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

Install in the reverse order of removal.

Variable intake solenoid valve installation nut:

5.9 ~ 8.8 N.m (0.6 ~ 0.9 kgf.m, 4.3 ~ 6.5 lb-ft)

Variable Intake Solenoid (VIS) Valve Schematic Diagrams

Circuit Diagram ...

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