Hyundai Sonata: 1. Crankcase emission control system - Emission control system - Maintenance - Hyundai Sonata Owners ManualHyundai Sonata: 1. Crankcase emission control system

The positive crankcase ventilation system is employed to prevent air pollution caused by blow-by gases being emitted from the crankcase. This system supplies fresh filtered air to the crankcase through the air intake hose. Inside the crankcase, the fresh air mixes with blow-by gases, which then pass through the PCV valve into the induction system.

    Emission control system
    The emission control system of your vehicle is covered by a written limited warranty. Please see the warranty information contained in the Owner’s Handbook & Warranty Information booklet in ...

    2. Evaporative emission control (including ORVR: Onboard Refueling Vapor Recovery) system
    The Evaporative Emission Control System is designed to prevent fuel vapors from escaping into the atmosphere. (The ORVR system is designed to allow the vapors from the fuel tank to be loaded into ...

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    Vehicles Equipped With Wheel Covers
    1. Mount the road tire on the axle. 2. To ease the installation process for steel wheels with wheel covers, install two lug nuts on the mounting studs which are on each side of the valve stem. In ...

    Power windows
    WARNING ● Make sure that all passengers have their hands, etc. inside the vehicle while it is in motion and before closing the windows. Use the window lock switch to prevent unexpected use ...

    Rear seat heating
    Rear seat heating Switching on Press the button once for each temperature level. The maximum temperature is reached when three LEDs are lit. If the drive is continued within approx. 15 mi ...