2009 Toyota FJ Cruiser Owners Manual - Page 92

1-5. Refueling Closing the fuel tank cap When installing the fuel tank cap, turn it until you hear a click. The cap will turn slightly to the opposite direction when released. 1 Before driving n Fuel types Use premium unleaded gasoline. (Octane Rating 91 [Research Octane Number 96] or higher) n Fuel tank capacity Approximately 19.0 gal. (72.0 L, 15.8 Imp. gal.) 69