Meaningful of the engine U1051 Code helps to identify the problem of the car engine and do not drive the car with any problem. You will find the meaning of the engine code in the car engine manual but you must not allow any other meaning of the code rather than the genuine meaning. You should keep studying the real meaning of the code what you find from the car manufacture from the car manual. You find different meanings of this same code from other car manufacturer but you must not follow those meanings. Those meanings may create problem in the car engine.