Hyundai Elantra: Emission Control System / Evaporative Emission Control System

Positive Crankcase Ventilation (PCV) Valve Repair procedures
Removal 1. Disconnect the vapor hose (A). 2. Remove the PCV valve (B). Inspection 1. Insert a thin stick (A) into the PCV valve (B) from the threaded side to check that the plunger move ...

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: Climate Control Air Filter
Filter Inspection The climate control air filter should be replaced according to the Maintenance Schedule. If the vehicle is operated in severely air-polluted cities or on dusty rough roads for a long period, it should be inspected more frequently and replaced earlier. When you replace the cl ...

Hyundai Elantra AD (2016-2020) Owners Manual: Adjusting the Sensitivity of Smart Cruise Control
The sensitivity of vehicle speed when following the front vehicle to maintain the set distance can be adjusted. Go to the 'User Settings → Driver Assistance → SCC Reaction → Fast/Normal/Slow' on the LCD display. You may select one of the three stages you prefer. • Fast: Veh ...

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