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 Service Manual: Knock Sensor (KS)
- Description Knocking is a phenomenon characterized by undesirable vibration and noise and can cause engine damage. Knock Sensor (KS) is installed on the cylinder block and senses engine knocking.When knocking occurs, the vibration from the cylinder block is applied as pressure to the pi ...

Hyundai Tucson (NX4) 2022-2026 Service Manual: Relay Box (Passenger Compartment)
- Dscription and Operation ICU (Integrated Central Control Unit) ICU (Integrated Central Control Unit) is an integrated model of smart junction block and central gateway. It performs the function of conventional "Smart junction block" and the function of communication medium of "Central Ga ...