Hyundai Santa Fe: Repair procedures - Crankcase Emission Control System - Emission Control System - Hyundai Santa Fe DM 2013-2019 Service ManualHyundai Santa Fe: 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.
3.
Inspect the PCV vlave operation.
(1)
Run the engine at idle.
(2)
Put a finger on the open end of the PCV valve.
(3)
Make sure that intake manifold vaccum can be felt.
The plunger inside the PCV valve will move back and forth at vacuum.

4.
If the vacuum is not felt, clean or replace the vapor hose.

    Schematic Diagrams
    Schematic Diagram ...

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

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