Hyundai Elantra: Engine Control System / Canister Close Valve (CCV) Repair procedures

Hyundai Elantra AD (2016-2020) Service Manual / Engine Control/Fuel System / Engine Control System / Canister Close Valve (CCV) Repair procedures

Inspection

1.	Turn the ignition switch OFF.

2.	Disconnect the CCV connector.

3.	Measure resistance between the CCV terminal 1 and 2.

Check that the resistance is within the specification.

Specification : Refer to "Specification"

5.	Disconnect the vapor hose connected with the canister from the CCV.

6.	Connect a vacuum pump to the nipple.

7.	Ground the CCV control line and apply battery voltage to the CCV power supply line.

Apply vacuum and check the valve operation.

Specification : Vacuum maintained

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

•	Install the component with the specified torques.

•	Note that internal damage may occur when the component is dropped. In this case, use it after inspecting.

1.	Installation is reverse of removal.

Canister Close Valve (CCV) Schematic Diagrams

Circuit Diagram ...

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