What is a purge valve on a Ford Focus?
What is a purge valve on a Ford Focus? The canister purge valve on your Ford Focus is an emission control device that uses vacuum from the engine to deliver gas vapors from the vapor canister to the intake manifold. This not only keeps the air clean, but it can improve your Focus' gas mileage. Where is the purge valve located on a 2015 Ford Focus? The 2015 Ford Focus purge valve is located on the EVAP canister which is at the rear of the car near the fuel tank. Some of the symptoms of a bad valve are rough...