The engine B2539 Code is helpful for solving the car engine problem if the real meaning of the code is found. The meaning of the engine code is linked with manufacturer. The car manufacturer has put a real meaning of the car engine code. The engine B2539 Code has a right meaning and an automobile engineer has to know that meaning for solving the engine problem. Do not drive the car if the problem of the car engine is solved. Do not search the real meaning of the engine code anywhere, you need to search the real meaning in the manual of the car engine.