|work| — Eclipse Avn-z03i Change Language

: Language (If this exists, it is where you would find English/英語) メニュー (Menyu) : Menu

You have a "Language Lock" enabled, common in rental or fleet vehicles. You need to disable the "Parental Lock" or "Demo Mode." Go back to Settings > System > Factory Data Reset (usually the last item). Reset all settings (this will not erase your music, but will reset radio presets).

: Look for these Japanese characters to find relevant settings: 設定 (Settei) : Settings eclipse avn-z03i change language

The Eclipse AVN-Z03i is a relic of a bygone era in automotive technology—a time when double-DIN navigation units were the pinnacle of in-car luxury. Known for their robust build quality and high-resolution (for the time) displays, these units still function remarkably well today. However, if you have purchased a used vehicle imported from Japan, or acquired a second-hand unit online, you are likely facing a significant barrier: the language barrier.

Tap that line. A new window will pop up showing a list of languages. : Language (If this exists, it is where

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.

Once inside, you will see a list of diagnostic parameters. You are looking for an option that resembles or "Region" . : Look for these Japanese characters to find

This is the most common scenario for the AVN-Z03i. It means the currently installed firmware is region-locked to Japan.