Hyundai i-30: Emission Control System / Evaporative Emission Control System

Positive Crankcase Ventilation (PCV) Valve

Description and operation Operation Principle 1. PCV Valve (Appearance) 2. PCV Valve operating condition 3...

Description and operation

Description Evaporative emission control system prevents fuel vapor stored in fuel tank from vaporizing into the atmosphere. When the fuel evaporates in the fuel tank, the vapor passes through vent hoses or tubes to the canister filled with charcoal and the canister temporarily holds the vapor in the charcoal...

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Hyundai i30 (PD) 2018-2025 Service Manual: Mass Air Flow Sensor (MAFS)

Description and operation Description MAFS uses a hot-film type sensing element to measure the mass of intake air entering the engine, and send the signal to ECM. A large amount of intake air represents acceleration or high load conditions while a small amount of intake air represents deceleration or idle...

Hyundai i30 (PD) 2018-2025 Owner's Manual: High Beam Assist (HBA)

The High Beam Assist (HBA) is a system that automatically adjusts the headlamp range (switches between high beam and low beam) according to the brightness of other vehicles and road conditions. Operating condition 1.Place the light switch in the AUTO position...