Kia Rio: Crankcase Emission Control System / Positive Crankcase Ventilation (PCV) Valve

Description and operation

Operation Principle

Repair procedures

Removal
1.

Disconnect the vapor hose (A) and then remove the PCV valve (B).

Inspection
1.

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

  

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 :

1.89 - 2.84 N·m (0.19 - 0.29 kgf·m, 1.40 - 2.09 lb·ft)

    Schematic diagrams Schematic Diagram Repair procedures Inspection 1. After disconnecting the vapor hose from the PCV valve, remove the PCV valve.

    Description and operation Description Evaporative Emission Control System prevents fuel vapor stored in fuel tank from vaporizing into the atmosphere.

    Other information:

    Kia Rio 2017-2023 YB Service Manual: Immobilizer System

    Schematic diagrams Circuit Diaram Description and operation Description The immobilizer system will disable the vehicle unless the proper ignition key is used, in addition to the currently available anti-theft systems such as car alarms, the immobilizer system aims to drastically reduce the rate of auto theft.

    Kia Rio 2017-2023 YB Service Manual: Immobilizer Control Unit

    Repair procedures Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the main crash pad assembly. (Refer to Body - "Main Crash Pad Assembly") 3. Disconnect the connector of the immobilizer unit and then remove the immobilizer unit (A) after

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