The dictionary meaning of the B2302 Code is not important to know and it is necessary to get the general meaning. The dictionary meaning of the code is found online and from the dictionary meaning of the code explains the body of the engine has the problem. The problem from the body of the engine is easy to fix and you should not try to fix the car engine problem according to the dictionary meaning. Getting the real meaning of the code is found in the manual of the car and car engine. You have to follow that meaning for solving the car engine.