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Hyundai Equus: Canister Close Valve (CCV) Repair procedures - Engine Control System - Engine Control/Fuel System - Hyundai Equus VI 2009-2023 Service ManualHyundai Equus: 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.
4.
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.
8.
Apply vacuum and check the valve operation.

Specification: Vacuum maintained

Removal
1.
Turn the ignition switch OFF and disconnect the negative (-) battery cable.
2.
Remove the service cover (A).

3.
Disconnect the canister close valve connector (A).
4.
Disconnect the vapor hose (B) from the canister.
5.
Remove the installation bolt.
6.
Remove the canister close valve from the fuel tank air filter.

Installation
   
Х
Install the component with the specified torques.
Х
Note that internal damage may occur when the component is dropped. In this case, use it after inspecting.
1.
Install in the reverse order of removal.

Ventilation hose connector assembly installation :
3.9 ~ 5.9 N.m (0.4 ~ 0.6 kgf.m, 2.9 ~4.3 lb-ft)

    Canister Close Valve (CCV) Schematic Diagrams
    Circuit Diagram ...

    Fuel Delivery System
    ...

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