Hyundai Santa Fe (TM): Engine Control System / Variable Intake Solenoid (VIS) Valve. Description and operation

Hyundai Santa Fe (TM) 2019-2023 Service and Repair 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

    Inspection 1. Turn the ignition switch OFF. 2. Disconnect the OCV connector. 3.

    Specification Item Specification Coil resistance (Ω) 30.0 - 35.0 [20°C (68°F)]

    Other information:

    Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual: Smart Key Unit. Repair procedures

    Removal Integrated Body Control Unit (IBU) 1. Disconnect the negative (-) battery terminal. 2. Remove the glove box. (Refer ti Body - "Glove Box") 3.

    Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual: Electro Chromic Inside Rear View Mirror

    Description and operation Description The ECM (Electro Chromatic inside rear view Mirror) is intended dim the reflecting light in the rear view mirror. The forward facing sensor detects brightness of the surroundings, while the rearward looking sensor is for the light from the rear.

    Categories

     
    Copyright © 2026 www.hsafe4.com - 0.0142