SpecificationsHyundai Elantra AD (2016-2020) Service Manual: CVVT Oil Control Valve (OCV) Description and Operation
Description
Continuous Variable Valve Timing (CVVT) system advances or
retards the valve timing of the intake and exhaust valve in accordance
with the ECM control signal which is calculated by the engine speed and
load.
By controlling CVVT, the valve over-lap or under-lap occurs,
which m ...
Hyundai Elantra AD (2016-2020) Owners Manual: Charging System Warning Light, Engine Oil Pressure Warning Light
Charging System Warning Light
When this warning light illuminates while the engine is running, the battery
is not being charged. Immediately turn OFF all electrical accessories. Try not to
use electrically operated controls, such as the power windows. Keep the engine running.
Have the vehicl ...