Do not leave the car engine with the engine problem and fix the car engine if you want to drive the car. You need to test the car engine and you will know the problem of engine code. By the name of the car and manufacturer, you can easily find the meaning of the engine code. The P0879 Code is informative and important for solving the car engine problem. Do not apply wrong meaning of the code for solving the car engine. You may not drive the car safely if the problem of the car engine is not fixed. When the car engine is ok, take it for a test drive.