The meaning of the B2459 Code helps to solve the car engine problem and that is why, an automobile engineer needs to depend on the automobile manufacturer. The manufacturer gives correct information about the engine code and it is important to follow that information for solving the problem from the car engine. Do not use the general information about the code and that does not help for solving the car engine problem. The different manufacturers set individual meaning for the code and it is found in the manual. So, it is necessary to get that real meaning for solving the problem.