The general meaning of the B2470 Code is not necessary thing for solving the problem from the car engine and you will get the real meaning of the code, if you have the manual of the car. For solving the car engine problem, some expensive machines. However, if you have no experience, then you should not try to solve the problem. It may makes trouble for you. However, if you do not know how to fix the car engine problem. As the problem is found on the body of the engine, it is easy to fix and it is cheap for fixing the problem.