Hyundai Palisade: 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.

Hyundai Palisade. Repair procedures

2.
Disconnect the vapor hose (A).
3.
Remove the PCV valve (B).

Hyundai Palisade. Repair procedures

Inspection
1.
Insert a thin stick (A) into the PCV valve (B) from the threaded side to check for plunger movement.

Hyundai Palisade. Repair procedures

Hyundai Palisade. Repair procedures   
If the plunger does not move (PCV valve is clogged), clean or replace the valve.
Installation
1.
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)
Hyundai Palisade. Repair procedures   
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

    ..

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    Components and components location Component Connector Pin Function Connector PIN No Pin Function Connector PIN No Pin Function A 1 Battery A 21 IGN2 2 ISG B+ 22 IGN1 3 ILL+ (TAIL) 23 Blower Motor (+) 4 Sensor Ground REF (+5V) 24 Photo Sensor (-)_LEFT 5 Mode Control Actuator Feedback 25 Photo Sensor (-)_RIGHT 6 Temperature Actuator Feedback - Driver 26 Incar Sensor (+) 7 Intake Actuator Feedback 27 Incar Motor (-) 8 Evaporator Temperature Sensor (+) 28 PTC Relay 3 9 Ambient Temperature Sensor (+) 29 PTC Relay 3 10 Mode Control Actuator (Vent) 30 PTC On Signal 11 Mode Control Actuator (Defrost) 31 Detent out (-) 12 Temperature Control Actuator (Cool) - Driver 32 K - Line 13 Temperature Control Actuator (Warm) - Driver 33 P_CAN High 14 Intake Actuator (Fresh Air) 34 P_CAN Low 15 Intake Actuator (Recirculated Air) 35 Mosfet (DRAIN F/B) 16 HTD (Rear Defrost) 36 Mosfet (GATE) 17 Rear Defogging Swich 37 ECV + 18 Clean Signal 38 ECV - 19 Ionizer Diagnosis 39 Sensor Ground 20 ILL - (RHEO) 40 Ground Connector PIN No Pin Function Connector PIN No Pin Function B 1 Temperature Control Actuator Feedback - Passenger B 9 - 2 Temperature Control Actuator (Cool) - Passenger 10 - 3 Temperature Control Actuator (Warm) - Passenger 11 - 4 Defogging Actuator Feedback 12 Defogging Sensor TEMP 5 Defogging Actuator (Open) 13 Defogging Sensor SCK 6 Defogging Actuator (Close) 14 Defogging Sensor Data 7 - 15 - 8 Seat Signal PWM - Driver 16 Ground Repair procedures Self Diagnosis 1...

    Categories

    How Does the Air Bag System Operate?

    Hyundai Palisade. Operate?

    The SRS consists of the following components:

    1. Driver's front air bag module
    2. Passenger's front air bag module
    3. Side air bag modules
    4. Curtain air bag modules
    5. Retractor pre-tensioner
    6. Air bag warning light
    7. SRS control module (SRSCM)/ Rollover sensor
    8. Front impact sensors
    9. Side impact sensors
    10.Side pressure sensors
    11. Occupant classification system
    12. Driver’s knee airbag module

    read more


     
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