Repair Procedures: Removal

Turn the ignition switch OFF and disconnect the battery negative (-) terminal.
Lift the vehicle.
Disconnect the canister close valve connector (A).
Disconnect the ventilation hose (B) from the fuel tank air filter and canister close valve.
Remove the fuel tank air filter assembly after removing bolts (C).

Fig 1: Canister Close Valve Connector, Hoses & Bolts
Courtesy of KIA MOTORS AMERICA, INC.
Release the lever (A), and then separate the canister close valve (B) from the fuel tank air filter (C) after rotating it in the direction of the arrow shown in the illustration below.

Fig 2: Removing Canister Close Valve
Courtesy of KIA MOTORS AMERICA, INC.

Fig 3: Canister Close Valve & Fuel Tank Air Filter
Courtesy of KIA MOTORS AMERICA, INC.