Hyundai Ioniq: Exhaust Emission Control System / Catalytic Converter. Description and operation

Hyundai Ioniq (AE) 2017-2025 Service Manual / Engine Electrical 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).

Description and operation

DescriptionExhaust 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 form the basic control system...

CVVT (Continuously Variable Valve Timing) System. Description and operation

DescriptionContinuous Variable Valve Timing (CVVT) system advances or retards the valve timing of the intake and exhaust valve in accordance with the ECM control signal which is calculated by the engine speed and load...

Other information:

Hyundai Ioniq (AE) 2017-2025 Service Manual: Fuel Pump Control Module (FPCM). Schematic diagrams

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Hyundai Ioniq (AE) 2017-2025 Service Manual: Front Lower Arm. Repair procedures

Removal1.Loosen the wheel nuts slightly.Raise the vehicle, and make sure it is securely supported.2.Remove the front wheel and tire (A) from the front hub. Tightening torque : 107.9 - 127.5 N.m (11.0 - 13.0 kgf.m, 79.6 - 94.0 lb-ft) • Be careful not to damage the hub bolts when removing the front wheel and tire...