KIA Niro: Crankcase Emission Control System
Kia Niro - First generation - (DE) (2017-2022) - Service and Repair Manual / Emission Control System / Crankcase Emission Control System
Schematic Diagram
Repair procedures
Inspection
- After disconnecting the vapor hose from the PCV valve, remove the PCV valve.
- Reconnect the PCV valve to the vapor hose.
- Run the engine at idle, then put a finger over the open end of the PCV valve and make sure that intake manifold vacuum can be felt.
Warning
The plunger inside the PCV valve will move back and forth in vacuum.
- If the vacuum is not felt, inspect PCV operation. If operating correctly, clean or replace the vapor hose.
Operation Principle
- Positive Crankcase Ventilation (PCV) Valve Repair procedures | Canister Repair procedures
- Fuel Tank Air Filter Repair procedures
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Positive Crankcase Ventilation (PCV) Valve Repair procedures | Canister Repair procedures
Removal
Disconnect the vapor hose (A).
Remove the PCV valve (B).
Inspection
Insert a thin stick (A) into the PCV valve (B) from the threaded side to check the plunger movement.
Warning
If the plunger does not move (PCV
Fuel Tank Air Filter Repair procedures
Fuel Filler Cap Description and operation
Description
A ratchet tightening device on the threaded fuel filler cap reduces the
chances of incorrect installation, which seals the fuel
filler. After the gasket on the fuel filler cap and the filler
SEE MORE:
Lighting System
Lighting System / Components And Components Location
Specifications
Lighting System / Components And Components Location
Headlamp (Low/High BI-Function)
Turn signal lamp
Sub low beam
Daytime running light, Position lamp
Fog
Curtain Airbag (CAB)
Description
Curtain airbags are installed inside the headliner (LH and RH) and protect
the driver and passenger
from danger when side crash occurs. The SRSCM determines deployment of curtain
airbag by using
side impact sensor (SIS) signal.
Wa
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