Kia Rio: 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).

[WCC]

[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.

    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 calculated by the engine speed and load.

    Other information:

    Kia Rio 2017-2023 YB Service Manual: Indicators And Gauges

    Troubleshooting Troubleshooting Error Item Failure symptom Inspection items Detailed inspections Relevant Parts/ Components Screen display LCD screen does not turn on 1) Connector attachments

    Kia Rio 2017-2023 YB Service Manual: Rear Glass Defogger Switch

    Repair procedures Inspection 1. In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system (KDS/GDS). The diagnostic system (KDS/GDS) provides the following information. (1) Self diagnosis : Checking failure and code number (DTC)

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