The real of the B2122 Code is necessary to solve the issue. The problem of the engine is necessary to solve and the code has appeared related the area B2122 of engine. It seems that the body of the engine has the main problem and it is necessary to fix the problem if you want to drive the car without any problem. The dictionary meaning of the code is a basic meaning and for solving the problem of the engine, the dictionary meaning helps you little. For solving the real meaning of the code is necessary and reading the car manual is important here.