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) Service Manual: Cluster Ionizer Description and Operation
Description
The cluster ionizer makes disinfection and decomposition of
bad smell from the air-conditioner or inflow air. And it cleans the
inside air of a vehicle.
When the ignition switch is ON, the ionizer runs "CLEAN" mode and then "ION" mode, switching between both modes.
In the “CL ...