The car engine U1251 Code explains about the car engine problem and it is important to get the real information of the engine code. Do not drive the car with any fault of car engine. Fixing the car engine is easy if all necessary tools and experience are available. It is also necessary to use proper meaning of the engine code. The automobile meaning of the engine code is found online but it does have any good meaning for solving the car engine. You can get basic information about the car engine problem. When you find the car after solving the engine problem, then test drive is recommended.