KIA Niro: Fuel Tank Air Filter Repair procedures
Kia Niro - First generation - (DE) (2017-2022) - Service and Repair Manual / Emission Control System / Crankcase Emission Control System / 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 neck flange contact each other, the ratchet produces a loud clicking noise indicating the seal has been set.

Removal
- Turn ignition switch OFF and disconnect the negative (-) battery terminal.
- Remove the filler-neck assembly.
(Refer to Engine Control / Fuel System - "Filler-Neck Assembly")
- Disconnect the vent hose (A).

- Remove the fuel tank air filter (B) after loosening the mounting bolts (A).


Installation
- Install in the reverse order of removal.
READ NEXT:
Exhaust Emission Control System
Description
Exhaust emissions (CO, HC, NOx) are controlled by a combination of engine
modifications and the
addition of special control components.
Modifications to the combustion chamber, intake manifold, camshaft and ignition
system form t
The Gasoline Particulate Filter (GPF)
Description
The Gasoline Particulate Filter (GPF) system prevents Particulate Matter (PM)
from being discharged to the atmosphere and
consists of a filter assembly, two Exhaust Gas Temperature Sensors (EGTS). The
filter is integrated in the cat
Engine Control / Fuel System
Specifications
Fuel Delivery System
Sensors
Manifold Absolute Pressure Sensor (MAPS)
Type: Piezo-resistive pressure sensor type
Specification
Intake Air Temperature Sensor (IATS)
Type: Thermistor type
Specification
SEE MORE:
Battery Pack Assembly Troubleshooting Chart
Inspection
Warning
For SOC check, refer to "SOC Inspection"
For voltage check, refer to "Battery Voltage Inspection"
For battery voltage sensing circuit, refer to "Voltage Sensing
Circuit Inspection"
Fo
Front Washer Motor Repair procedures
Inspection
With the washer motor connected to the reservoir tank, fill the
reservoir tank with water.
Warning
Before filling the reservoir tank with water, check the filter for
foreign material or
contamination. if necessary, clean the
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