Hyundai Elantra AD (2016-2020) Service Manual: 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 re ...
Hyundai Elantra AD (2016-2020) Owners Manual: Owner Maintenance Schedule
When you stop for fuel:
Check the engine oil level.
Check coolant level in the engine coolant reservoir.
Check the windshield washer fluid level.
Check for low or under-inflated tires.
WARNING
Be careful when checking your engine coolant level when the engine is hot.
This may result ...