Hyundai Elantra: Crankcase Emission Control System / Repair procedures

Hyundai Elantra AD (2016-2020) Service Manual / Emission Control System / Crankcase Emission Control System / Repair procedures

Inspection

1.	After disconnecting the vapor hose from the PCV valve, remove the PCV valve.

2.	Reconnect the PCV valve to the vapor hose.

Run the engine at idle, then put a finger over the open end of the PCV valve and make sure that intake manifold vacuum can be felt.

•	The plunger inside the PCV valve will move back and forth at vacuum.

4.	If the vacuum is not felt inspect PCV operation, if operating correctly clean or replace the vapor hose.

Schematic Diagrams

Schematic Diagram ...

Positive Crankcase Ventilation (PCV) Valve Description and Operation

Operation Principle ...

Other information:

Hyundai Elantra AD (2016-2020) Owners Manual: Safety Precautions
Adjusting the seats so that you are sitting in a safe, comfortable position plays an important role in driver and passenger safety together with the seat belts and air bags in an accident. WARNING Do not use a cushion that reduces friction between the seat and the passenger. The passenger ...

Hyundai Elantra AD (2016-2020) Owners Manual: LCD Display (For Supervision Cluster)
LCD Display Control The LCD display modes can be changed by using the control buttons on the steering wheel. (1) : MODE button for changing modes (2) ▲, ▼ : MOVE switch for changing items (3) OK : SELECT/RESET button for setting or resetting the selected item ...