Kia Rio: Exhaust Emission Control System / Catalytic Converter

Kia Rio 2017-2025 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 2017-2025 YB Owners Manual: Adjusting the height up and down

To raise the headrest, pull it up to the desired position (1). To lower the headrest, push and hold the release button (2) on the headrest support and lower the headrest to the desired position (3). CAUTION Excessive pulling or pushing may damage the headrest. ✽ NOTICE If you recline t ...

Kia Rio 2017-2025 YB Owners Manual: High mounted stop lamp bulb replacement (for 5 door), License plate lamp bulb replacement

High mounted stop lamp bulb replacement (for 5 door) If the high mounted stop lamp (1) does not operate, have the vehicle checked by an authorized Kia dealer. A skilled technician should check or repair the high mounted stop lamp, for it may damage related parts of the vehicle. License plat ...