The car engine problem should be fixed and the engine code helps. The engine P0050 Code is also related with the car engine and it appeared on the code reader. As the problem of the engine has on the powertrain, that is why, the code has appeared. Do not follow any meaning of the engine code for solving the car engine problem. You may get automobile meaning or meaning of the code from different manufacturers. You have to locate the correct meaning of the code and that must be provided by your car manufacturer for this car. Once the car engine problem is solved, take the car for the test drive.