The engine U1057 Code is very necessary thing and you have to solve the car engine problem according to the code. That is why, you need to know the right meaning of the engine code. Do not drive the car with any engine problem. The car engine problem is a serious problem and it is not a matter the car engine problem is minor or major. Read the car manual for finding the right meaning of the code. Your car engine code is related with the car manufacturer and brand. Do not drive the car with any car engine problem.