Knowing the meaning of the B1448 Code is necessary and it is not easy to know the meaning of the code at all. The B1448 Code describes the problem of the body of the engine. The code has details meaning and it is necessary to know the meaning for details. Is the fuel pump occasionally not preparing when you turn the key to ON? Begins by evaluating the fuel pressure and inspection whether you have bright white-bluish spark at all 4 plugs. The mechanical timing is also somewhat that you should check, as we stated above. It is necessary to solve the problem with help of professional.