Kia Rio: Exhaust Emission Control System / Catalytic Converter

Kia Rio 2017-2021 YB Service Manual / Emission Control System / 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]

Exhaust Emission Control System

Description and operation Description Exhaust emissions (CO, HC, NOx) are controlled by a combination of engine modifications and the addition of special control components. Modifica ...

CVVT (Continuously 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 con ...

Other information:

Kia Rio 2017-2021 YB Service Manual: MDPS Control Unit

Repair procedures Removal 1. Disconnect the battery negative cable. 2. Remove the crash pad lower panel. (Refer to Body - "Crash Pad Lower Panel") 3. Disconnect the MDPS EUC connector. ...

Kia Rio 2017-2021 YB Service Manual: Fuel Filler Door

Components and components location Component Location 1. Fuel filler door Repair procedures Replacement Use a plastic panel removal tool to remove interior trim pieces ...