The engine P0299 Code has a right and wrong meaning for solving the car engine problem. You must choose the correct meaning of the code what is found from the car engine manufacturer. You can easily find the real meaning from the car engine manual. Do not drive the car if the car engine is not solved. The car engine is easy solved if the right meaning is found only. However, you should take help from the car engineer to solve the car engine problem if you are not able to solve the car engine problem. A test drive is recommended for understanding the car engine is ok.