While you might not be able to change the menu text, you can often change the for DVDs:
If "English" appears, select it and confirm. You may need to restart the car for changes to take effect. Eclipse Avn669hd Change Language
Changing the language on a is a common challenge for owners of Japanese Domestic Market (JDM) vehicles. Because these units were primarily designed for the Japanese market, the menus are often locked in Japanese by default. Can You Change the Language to English? While you might not be able to change
Check specialist forums or JDM importers like JustAnswer for advice on whether a specific English boot disc exists for the AVN669HD. Japanese Term English Meaning 設定 (Settei) Settings / Setup 言語 (Gengo) 英語 (Eigo) 日本語 (Nihongo) 戻る (Modoru) Back / Return Change Car Radio Language from Japanese to English Because these units were primarily designed for the
The short answer is that for the entire operating system. Unlike modern global head units, these older JDM models often require specific hardware modifications or English-encoded SD cards/DVDs to change the interface language.