The car engine C1718 Code is necessary thing and it is used to identify the meaning of the car engine problem. Without correctly identifying and solving the car engine problem, do not drive the car. You can know the correct meaning of the engine code from manufacturer and automobile meaning of the code is found online. The C1718 engine code seems a kind of chassis problem and this problem is not very difficult to solve. It is not necessary to change any component from the car engine for solving the car engine problem. You should take the car for test and confirm the car is ok.