Description of the B2345 Code is important thing and if wrong description is found and used, it is not easy to fix the car engine problem. The automobile dictionary meaning of the code is not used for solving the car engine and it is not necessary thing. The real meaning of the code is based on the manufacturer of the car and engine. That is why, gaining the real meaning of the code is necessary for solving the car engine. You must take the car engine to expert automobile engineer and do not try to solve the car engine by yourself if you not a expert.