METHOD AND SYSTEM FOR DETECTING A CAP OFF SITUATION ON THE FUEL TANK OF A VEHICLE

摘要

Method for detecting a cap off situation on the fuel tank (5) of a combustion engine vehicle having a fill pipe (4) head located under a fuel fill door, according to which a cap off test is run when the engine is started again after having been switched off and when a door switch (2) indicates that the fuel fill door has been opened.