Hyundai Tucson: Emission Control System / Exhaust Emission Control System

Catalytic Converter

- 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). ...

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Hyundai Tucson (NX4) 2022-2026 Owner's Manual: All Wheel Drive (AWD)
The All Wheel Drive (AWD) system delivers engine power to all front and rear wheels for maximum traction. AWD is useful when extra traction is required on roads such as slippery, muddy, wet, or snow-covered roads. AWD may also be used for occasional off-road use such as established ...

Hyundai Tucson (NX4) 2022-2026 Owner's Manual: Cabin Air Filter
Filter Inspection The cabin air filter must be replaced according to the Maintenance Schedule. If the vehicle operates in severely airpolluted cities or on dusty rough roads for a long time, have it inspected more frequently and replaced immediately. Replace the cabin air filter by foll ...