Hyundai Kona: 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.
Modifications to the combustion chamber, intake manifold, camshaft and ignition system consist the basic control system.
These items have been integrated into a highly effective system which controls exhaust emissions while maintaining good drivability and fuel economy.
Exhaust Emission Control System
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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 nit ...

Other information:

Hyundai Kona (OS) 2018-2020 Service Manual: Fuel Line Repair procedures
Removal 1. Release the residual pressure in fuel line. (Refer to Fuel Delivery System - "Release Residual Pressure in Fuel Line") 2. Turn the ignition switch OFF, and then remove battery (-) terminal. ...

Hyundai Kona (OS) 2018-2020 Service Manual: Heater & A/C Control Unit (DATC) Components and components location
Components Connector [A] Pin NO Function Pin NO Function 1 Battery (+) 21 IGN2 2 ISG B+ 2 ...

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