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

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

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

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Other information:

Hyundai Elantra AD (2016-2020) Owners Manual: Detecting Sensor
The rear radars are located inside the rear bumper for detecting the side and rear areas. Always keep the rear bumper clean for proper operation of the system. NOTICE The system may not work properly when the bumper has been damaged, or if the rear bumper has been replaced or repaired. ...

Hyundai Elantra AD (2016-2020) Service Manual: Repair procedures
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