Kia Niro: Exhaust Emission Control System / Catalytic Converter Description and operation

Description

The catalytic converter of the gasoline engine is a three way catalyst. It oxidizes carbon monoxide and hydrocarbons (HC), and separates oxygen from the oxides of nitrogen (NOx).

Catalytic Converter (WCC)

Catalytic Converter (UCC)

Description and operation
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 cha ...

CVVT (Continuous Variable Valve Timing) System Description and operation
Description Continuous Variable Valve Timing (CVVT) system advances or retards the valve timing of the intake and exhaust valve in accordance with the ECM control signal which is calc ...

Other information:

Kia Niro 2017 (DE HEV) Service Manual: Special service tools
Special Service Tools Tool Name / Number Illustration Description Fuel Pressure Gauge 09353-24100 Used for measuring the pressure in fuel line Fuel Pressure Gauge Adapter 0K353-D ...

Kia Niro 2017 (DE HEV) Service Manual: Input Speed Sensor Specification
Specification Item Specification Type Hall effect sensor Operating condition -22 to 257 ° F (-30 to 125 ° C) Output signal High: 11.8 - 16.8 mA Low: 5.9 ...

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