Kia Rio: Positive Crankcase Ventilation (PCV) Valve: Inspection - Crankcase Emission Control System - Emission Control System - Kia Rio UB 2012-2026 Service ManualKia Rio: Positive Crankcase Ventilation (PCV) Valve: Inspection

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



     
If the plunger does not move (PCV valve is clogged), clean or replace the valve.
Positive Crankcase Ventilation (PCV) Valve: Removal
1. Disconnect the vapor hose (A) after removing the fixing clip. 2. Remove the PCV valve (B) after unfastening it. ...

Positive Crankcase Ventilation (PCV) Valve: Installation
1. Installation is reverse of removal. PCV Valve installation: 7.8 ~ 11.8 N.m (0.8 ~ 1.2 kgf.m, 5.8 ~ 8.7 lb-ft) ...

See also:

Warnings and indicators
All warning lights are checked by turning the ignition switch ON (do not start the engine). Any light that does not illuminate should be checked by an authorized Kia dealer. After starting the en ...

Output Speed Sensor Removal
1. Remove the battery and the battery tray. (Refer to "Charging system" in EE group.) 2. Remove the under cover (A). ...

Alternator: On-vehicle Inpection
   • Check that the battery cables are connected to the correct terminals. ...

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