The engine U1075 Code is important thing and find the right meaning of the engine code is necessary. Do not use any meaning of the engine code for solving problem. Short meaning the of the code is Invalid or Missing Data for Engine Oil Temp. The code has verities of meanings but you need to know the right meaning of the code what must be linked with your car. Different car manufacturers have different meanings of the code but if you want to know the right meaning, it must be connected with your car model and manufacturer. Test drive is recommended after solving the car engine problem.