Note: If you have an actual RNS 300 (the older CD-based system), the interface is text-only and much simpler; just hold the "Menu" or "Setup" button until the language options appear, though English is almost always the default on those older Western market units.
: The system may take a moment to refresh the menus and audio instructions into the new language. Troubleshooting Common Issues RNS510 defaulted to German after Vagcom Diagnostic how+on+rns+300+change+language+new
: Press the rotary knob to enter the language list. Scroll until you find "English" or "Englisch" and press the knob again to confirm your selection. Note: If you have an actual RNS 300
If the RNS 300 is from a Japanese import, it may not have European languages available, requiring advanced re-flashing or replacement, though the methods above are the first steps to try. Scroll until you find "English" or "Englisch" and
: The display should immediately update to your selected language. Press the Return or Setup button again to exit the menu. Important Considerations