The engine code U0141 is one of the important code for engine of the car. It is necessary to get the real meaning of the code for solving the car engine. This code is available in two types meanings. One is manufacturer meaning and another is dictionary meaning. The dictionary meaning is not very helpful what you can use for solving the car engine. You need to get the real information for solving the car engine. Read the manual of the car and you will get all necessary information like manufacturer name and model number of the code. Take the car for test after it is fixed.