: Raise and safely support the rear of the vehicle to access the area near the fuel tank.
For many Elantra model years (including 2001–2016), replacing the CCV is a manageable DIY task.
: A valve that is stuck open may allow fuel vapors to escape, leading to a strong gasoline smell around the rear of the vehicle. canister-close-valve-hyundai-elantra
The primary role of the canister close valve is to regulate the flow of fresh air into the charcoal canister.
: Find the black plastic charcoal canister held by a metal strap (usually secured by 12mm nuts). : Raise and safely support the rear of
: Faulty CCVs often trigger specific OBD-II diagnostic trouble codes, most commonly P0446 (Vent Control Circuit Malfunction). Other related leak codes include P0442 or P0455.
: Use pliers to slide back hose clamps and disconnect the vacuum lines. Unplug the electrical harness from the valve. The primary role of the canister close valve
: If the valve is stuck closed, air cannot escape the tank as you add fuel. This causes the gas pump nozzle to repeatedly click off before the tank is full.