Hyundai Elantra (CN7): Emission Control System / Description and operation

Hyundai Elantra (CN7) 2021-2026 Service Manual / Emission Control System / Description and operation

Description
Emissions Control System consists of three major systems.
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Crankcase Emission Control System prevents blow-by gas from releasing into the atmosphere. This system recycles gas back into the intake manifold (Closed Crankcase Ventilation Type).
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Evaporative Emission Control System prevents evaporative gas from releasing into the atmosphere. This system burns gas at appropriate engine operating condition after gathering it in the canister.
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Exhaust Emission Control System converts the three pollutants [hydrocarbons (HC), carbon monoxide (CO), and oxides of nitrogen (NOx)] into harmless substances by using the 3-way catalytic converter.

    Components Location1. Canister2. Purge control solenoid valve (PCSV)3. Fuel Tank Air Filter4. Catalytic converter (WCC)5. Catalytic converter (UCC)1. Canister 2.

    Other information:

    Hyundai Elantra (CN7) 2021-2026 Service Manual: Rear Combination Lamp

    Repair procedures RemovalOutside Combination Lamp1.Disconnect the negative (-) battery terminal.2.Remove the combination lamp cover (A).3.Disconnect the rear combination lamp connector (A).4.Loosen the mounting nuts and remove the rear conbination lamp (A).

    Hyundai Elantra (CN7) 2021-2026 Service Manual: General safety information and caution

    General Safety Information and Caution1.Be careful when driving the vehicle using the smart cruise control system as follows.(1)On curves or inclines/declines• The smart cruise control system may have limits to detect distance to the vehicle ahead due to road and traffic conditions.

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