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

Kia Rio 2017-2025 YB Service Manual / Emission Control System / 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

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

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)

Crankcase Emission Control System

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

Evaporative Emission Control System

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

Other information:

Kia Rio 2017-2025 YB Service Manual: Hood

Repair procedures Adjustment 1. After loosening the hinge (A) mounting bolts, adjust the hood (B) by moving it up and down, or right and left. 2. Adjust the hood height by turning the hood overslam bumpers (C). 3. A ...

Kia Rio 2017-2025 YB Service Manual: Headlamp Leveling Switch

Components and components location Components Repair procedures Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the crash pad lower panel. (Refer to Body - "Crash Pad Lower Panel") ...