EVAP Canister and DTC P2422 on Acura or Honda

This video explains how an automobile EVAP system works. It shows how to test an EVAP canister. It shows how to solve DTC P2422 on Acura and Honda vehicles. Although the P2422 DTC says "EVAP Vent Valve Stuck Closed", the EVAP vent valve may not be the issue. There can be an obstruction at the end of the vent hose that can be sucked out easily with a vacuum cleaner.