Hyundai Elantra: Crankcase Emission Control System / Positive Crankcase Ventilation (PCV) Valve Repair procedures

Hyundai Elantra AD (2016-2020) Service Manual / Emission Control System / Crankcase 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 movement.

   
If the plunger does not move (PCV valve is clogged), clean or replace the valve.
Installation
1.
Installation is reverse of removal.

PCV Valve installation :
1.96 ~ 2.94 N.m (0.2 ~ 0.3 kgf.m, 1.45 ~ 2.17 lb-ft)

Positive Crankcase Ventilation (PCV) Valve Description and Operation
Operation Principle ...

Evaporative Emission Control System
...

Other information:

Hyundai Elantra AD (2016-2020) Owners Manual: Engine Compartment Panel Fuse Replacement
■ Blade type fuse ■ Cartridge type fuse 1. Turn the engine off. 2. Turn all other switches OFF. 3. Remove the fuse panel cover by pressing the tap and pulling up. 4. Check the removed fuse; replace it if it is blown. To remove or insert the fuse, use the fuse puller in the engine comp ...

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 ...

© 2018-2025 www.helantraad.com