Hyundai Venue: Crankcase Emission Control System / Repair procedures

Hyundai Venue (QX) (2020-2024) 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

Positive Crankcase Ventilation (PCV) Valve. Description and operation

Other information:

Hyundai Venue (QX) (2020-2024) Service Manual: Seat Heater Switch. Schematic diagrams

Hyundai Venue (QX) (2020-2024) Service Manual: CVVT Oil Control Valve (OCV). Description and operation

Description The Continuously Variable Valve Timing (CVVT) system controls the amount of valve overlap by varying the amount of oil flow into an assembly mounted on the intake camshaft through ECM control of an oil control valve. As oil is directed into the chambers of the CVVT assembly, the cam phase is changed to suit various performance and emissions requirements...