: 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
He tapped the "Settings" menu. A long list of options appeared. He scrolled down looking for the word Sprache (Language). On the RNS 315/510 systems, this is usually the very first or second option in the setup menu.
Critical check: If your unit does have a navigation SD card slot or a "NAV" button, you have an RCD 300 (radio only), not an RNS 300.
Mark didn't speak a word of German. He needed to get to a meeting across town, but every time he turned on the car, the stereo barked directions at him in a language he didn't understand. He decided it was time to solve the mystery of the "RNS" language barrier.
: Use the rotary knob to scroll to System and press the knob to select it.