That innovation which is achieved when innovators overlap layers of meaning in terms of its interpretation and creativity within a given context. With that in mind, a few days ago I read an article on the characteristics of independent artists (http://www.revistaarcadia.com/impresa/especial/articulo/el-momento-indep...
A canister purge valve is a solenoid valve controlled by the Power Train Control Module. The Power Train Control Module is a control unit that determines the ignition timing, fuel amounts and other parameters needed to keep the engine running.
Full Answer. Since the engine computer controls the purge valve, when the engine is not running, the valve closes. When the engine runs, the purge valve slowly opens as the engine warms. This allows some of the vapor from the fuel to move from the charcoal canister to the engine.