The engine P255E Code provides some information of the engine problem and if the meaning of the code is not followed, you may face terrible problem in the car engine. The automobile dictionary meaning gives general information what may not right for your car engine. That is why, you should not depend on it. You should search the correct meaning of the code and that must be linked with your car. Your car manufacturer has set a meaning of the code and automobile engineer also find that meaning for solving the car engine. Some tools are also used for solving the car engine.