The engine P0628 Code lets you know about the car engine’s problem and you need to identify the real cause of the car engine problem and solve the car engine problem’s cause. You will get various symptoms of the engine problem and you should verify all of the symptoms. When the car engine is problematic, you should not use that car until the car engine is ok. You need to fix the car engine as soon as possible. Do not drive the car with the engine problem what may cause of the serious engine problem. The real meaning of the code helpful most for solving the car engine.