Hyundai Palisade (LX2): Crankcase Emission Control System / Positive Crankcase Ventilation (PCV) Valve

Hyundai Palisade (LX2) 2020-2025 Service Manual / Emission Control System / Crankcase Emission Control System / Positive Crankcase Ventilation (PCV) Valve

Description and operation

Operation Principle

Hyundai Palisade. Description and operation

Repair procedures

Removal

1.	Release the PCV pad.

2.	Disconnect the vapor hose (A).

3.	Remove the PCV valve (B).

Inspection

Insert a thin stick (A) into the PCV valve (B) from the threaded side to check for plunger movement.

Hyundai Palisade. Repair procedures

•	If the plunger does not move (PCV valve is clogged), clean or replace the valve.

Installation

Install in the reverse order of removal.

PCV Valve :

7.8 - 11.8 N.m (0.8 - 1.2 kgf.m, 5.8 - 8.7 lb-ft)

•	Apply Loctite243 around the screw when installing the PCV valve

❮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.

Evaporative Emission Control System❯

Other information:

Hyundai Palisade (LX2) 2020-2025 Service Manual: Troubleshooting

Diagnosis with Diagnostic tool 1. In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system (Diagnostic tool). The diagnostic system (Diagnostic tool) provides the following information.

Hyundai Palisade (LX2) 2020-2025 Service Manual: Rear Corner Safety ON/OFF Switch