Hyundai Genesis (DH): 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, and put a finger on the open end of the PCV valve to make sure that the intake manifold vacuum turns to vacuum state.

The plunger inside the PCV valve will move back and forth in the vacuum state.

4.	If the vacuum state does not exist, clean or replace the vapor hose.

❮Schematic Diagrams

Schematic Diagram

Operation Principle

Other information: