Hyundai Elantra: Evaporative Emission Control System / Fuel Tank Air Filter Repair procedures

Hyundai Elantra AD (2016-2020) Service Manual / Emission Control System / Evaporative Emission Control System / Fuel Tank Air Filter Repair procedures

Removal

1.	Turn ignition switch OFF and disconnect the battery negative (-) terminal.

2.	Remove the canister assembly. (Refer to Emission Control System - "Canister")

3.	Remove the installation bolt (A), and then remove the air filter (B).

4.	Release the lever (A), and then separate the canister close valve (B) from the fuel tank air filter after rotating it in the direction of the arrow in the figure.

5.	Install a new fuel tank air filter in accordance with the reverse order.

Installation

1.	Installation is the reverse of removal.

Fuel Filler Cap Description and Operation

Description A ratchet tightening device on the threaded fuel filler cap reduces the chances of incorrect installation, which seals the fuel filler. After the gasket on the fuel filler cap and t ...

Exhaust Emission Control System

Description and Operation Description Exhaust emissions (CO, HC, NOx) are controlled by a combination of engine modifications and the addition of special control components. Modifications to ...

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