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

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 EC ...

Variable Intake Solenoid (VIS) Valve Schematic Diagrams

Circuit Diagram ...

Other information:

Hyundai Elantra AD (2016-2020) Service Manual: Knock Sensor (KS) Repair procedures
Removal 1. Turn the ignition switch OFF and disconnect the battery negative (-) cable. 2. Disconnect the knock sensor connector (A). 3. Remove the intake manifold. (Refer to Engine Mechanical System - "Intake Manifold") 4. Remove the installation bolt (A), and then remove the sens ...

Hyundai Elantra AD (2016-2020) Owners Manual: System Malfunction
Check Forward Collision Avoidance Assist system When FCA is not working properly, the FCA warning light () will illuminate and the warning message will appear for a few seconds. After the message disappears, the master warning light () will illuminate. In this case, have the vehicle i ...