How+on+rns+300+change+language+new May 2026

Solution: This indicates a failed internal memory battery (a supercapacitor on the circuit board). The unit cannot store settings. You will need to change the language every time you start the car. Unfortunately, this requires a professional electronics repair or unit replacement.

A: No. Language is purely a display setting. Your presets, navigation destinations, and audio EQ settings remain untouched. how+on+rns+300+change+language+new

Solution: Your RNS 300 might be in a special service mode or locked. Try this alternative path: Solution: This indicates a failed internal memory battery

If you cannot find "Language" using the method above, try these alternatives: try these alternatives: