2KD 2.5 DIESEL ENGINE FOR SALE Toyota's 2KD-FTV engine, also known as D-4D, is a 2.5-liter inline four-cylinder turbo diesel engine. The engine has been produced since 2001 at a Japanese Toyota's plant and is installed in the Toyota Fortuner and 4Runner SUVs, Hilux pickups, and Innova, Hiace minivans.