Hyundai Elantra AD (2016-2020) Owners Manual: ESC operation
ESC ON condition
When the ignition switch is in the ON position, the ESC and the ESC OFF indicator
lights illuminate for approximately three seconds. After both lights go off, the
ESC is enabled.
When operating
When the ESC is in operation, the ESC indicator light blinks:
When you apply ...
Hyundai Elantra AD (2016-2020) Service Manual: 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 cond ...