🚀 – The most common code for standard system diagnostics.
Once you enter the correct code, select or "OK" . The Engineering Menu will launch.
Press and hold the "MENU" button (or the "Music/Media" button on the steering wheel depending on the configuration) for about 10 seconds. Even when the information screen pops up, do not release your finger . Continue holding until the "CHEAT CODE" section appears on the screen.