This engine P0829 Code is common code and it lets us know about the problem and location of the problem. If you want to avoid any problem from the car engine, you must use right meaning of the code. If you know the name of the car and car manufacturer, then read the car manual to get the real meaning of the car engine code. You need to fix the car engine properly with the right meaning. If you are unable to fix the car engine, you must ask the automobile engineer to fix this issue. Do not drive the car with the engine problem.