The P0223 Code is found in the car engine and it comes out when the engine is tested by the engine code reader. Do not drive the car with the car engine problem. The meaning of the engine code P0223 helps to solve the engine problem. You have to apply correct meaning of the code and some hand tools. An expert automobile engineer must use the correct meaning and the best expertise for solving the car engine problem. However, if he does not know the right meaning of the code and use false meaning of the code, the problem may raise.