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: Hybrid Power Control Unit (HPCU) Schematic diagrams
Hybrid Power Control Unit (HPCU) connector and high voltage cable Hybrid Power Control Unit (HPCU) terminal And Input/Output signal ECM Terminal Function Connector [C133-S] (94Pin) : HPCU signal input and control Terminal ...

Kia Niro 2017 (DE HEV) Service Manual: Repair procedures
Service Point Target Auto Calibration (SPTAC) This procedure provides a way to calibrate the camera by having the service technician align the car to a well lit simulated straight road target; preferably wall mounted. The LKAS camera will have a "System Out of Calibration& ...

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