Without getting the right meaning of the engine P0863 Code, it becomes difficult to solve the car engine’s problem. Do not drive the car if the car engine is solved, you need to use the right meaning for solving the car and the right meaning of the code is found from the car manufacturer. When you look for the right meaning of the code, you need to use name of the car and manufacturer. You will get the meaning of the code in the manual of the car engine. If it is best if you allow expert engineer to fix the car engine.