The error P0285 Code is meaningful and correct meaning of the code helps the engineer for solving the car engine. Do not drive the car if engine is not fixed. The car engine can be fixed if correct meaning of the code is found. The engine should be fixed by the automobile engineer and if you do not know how to fix the car engine, you must not try to solve the car engine. Once the car engine is ok, then you can drive the car and you will accept the car after a test drive. If you find any problem in the car engine, take it back to automobile engineer.