Hyundai Elantra: Emission Control System / Evaporative Emission Control System

Description and Operation

Description The Evaporative Emission Control System prevents fuel vapor stored in fuel tank from vaporizing into the atmosphere. When the fuel evaporates in the fuel tank, the vapor passes thro ...

Other information:

Hyundai Elantra AD (2016-2020) Owners Manual: Driving Your Vehicle
WARNING Carbon monoxide (CO) gas is toxic. Breathing CO can cause unconsciousness and death. Engine exhaust contains carbon monoxide which cannot be seen or smelled. Do not inhale engine exhaust. If at any time you smell engine exhaust inside the vehicle, open the windows immediately. Exposu ...

Hyundai Elantra AD (2016-2020) Service Manual: ESC Control Unit Repair procedures
Removal 1. Turn the ignition switch OFF and then disconnect the negative (-) battery cable. 2. Pull up the lock of the HECU connector (A) , then disconnect the connector. 3. Remove the brake fluid from the master cylinder reservoir with a syringe.     • Be sure to ...