NOTICE
To prevent damage to the conductors bonded to the inside surface of the rear window, never use sharp instruments or window cleaners containing abrasives to clean the window.
If you want to defrost and defog the front windshield, refer to the "Windshield Defrosting and Defogging" section in this chapter.
Rear Window Defroster

â– Manual climate control system

â– Automatic climate control system
The defroster heats the window to remove frost, fog and thin ice from the interior and exterior of the rear window, while engine is running.
Information
Side view mirror defroster
If your vehicle is equipped with the side view mirror defrosters, they will operate at the same time you turn on the rear window defroster.
Driver Assist System
Manual Climate Control SystemHyundai Elantra AD (2016-2020) Service Manual: Battery Sensor Description and Operation
Description
Vehicles have many control units that use more electricity.
These units control their own system based on information from diverse
sensors. It is important to have a stable power supply as there diverse
sensors giving a variety of information. Battery sensor is mounted on
ba ...
Hyundai Elantra AD (2016-2020) Owners Manual: Electronic Stability Control (ESC)
The Electronic Stability Control (ESC) system helps to stabilize the vehicle
during cornering maneuvers. ESC checks where you are steering and where the vehicle
is actually going. ESC applies braking pressure to any one of the vehicle's brakes
and intervenes in the engine management syst ...