LIMP-HOME METHOD FOR SAFEGUARDING THE CATALYST OF AN INTERNAL COMBUSTION ENGINE IN CASE OF A DEFECTIVE CONTROLLED GRILLE SHUTTER AND VEHICLE THEREOF

摘要

A vehicle is disclosed which includes: an engine (30); a catalyst (52) purifying exhaust gas of the engine (30); a grille shutter (24) adjusting an opening area of a radiator grille; and an electronic control unit (60) configured to: (a) control an injection quantity of fuel to be supplied to the engine (30), (b) detect a malfunction of the grille shutter (24) in a state where the grille shutter is closed, and (c) increase the injection quantity when the malfunction is detected in comparison to when the malfunction is not detected.