Once you have successfully changed the language to English, take two minutes to prevent this hassle from happening again:
The is a Japanese domestic market (JDM) navigation system, and like most units in this series, it typically does not have a built-in English language option for the system menus.
The system will ask for confirmation: "Change system language?" eclipse avn-z03i change language
Tap on the language option. You should see a list of available languages:
Before diving into the button presses, it is important to understand what you are looking at. The AVN-Z03i runs on a proprietary Fujitsu Ten (now Denso Ten) operating system. Unlike smartphone-based systems, there is no "Language" icon sitting on the home screen. Once you have successfully changed the language to
Since a native menu setting is likely unavailable, use these methods to navigate the Japanese interface:
Because these units were often built specifically for Japanese drivers, the firmware installed on the system is frequently locked to the Japanese language. Unlike modern head units that offer a simple dropdown menu with 20+ languages, older JDM navigation systems often require a specific firmware flash or a dealer tool to switch regions. The AVN-Z03i runs on a proprietary Fujitsu Ten
Inside the Settings menu, scroll until you see an icon that looks like a globe 🌐, a speech bubble, or the word “Language” / “Lang.”
Press the physical button on the bottom left of the unit’s faceplate. This is a hard plastic button, usually circular or oval. This ensures you are at the starting point regardless of what menu you accidentally entered.