The engine B2555 Code has two different meanings and not all meanings are important. An automobile engineer needs to us the exact meaning of the code according to your car engine what is related with the automobile manufacturer and model. The general meaning of the code is not used for solving the car engine. You can read that meaning for solving the car engine. You need to read the manual of the car and car engine for getting the accurate information of the car engine. Due to the false information, you may create more trouble in the car engine and may make more trouble in the car.