Kia Rio: Exhaust Emission Control System / Catalytic Converter

Kia Rio 2017-2023 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 2017-2023 YB Service Manual: Fuel Tank

Repair procedures Removal 1. Release the residual pressure in fuel line. (Refer to Delivery System - "Release Residual Pressure in Fuel Line”) 2. Turn the ignition switch OFF and disconnect the battery negative (-) terminal. ...

Kia Rio 2017-2023 YB Owners Manual: Installing a child restraint on a front passenger’s seat is forbidden

Never place a rear-facing child restraint in the front passenger’s seat. If the air bag deploys, it would impact the rear-facing child restraint, causing serious or fatal injury. In addition, do not place front-facing child restraint in the front passenger’s seat either. If the front pa ...