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How to restart the 2020 Audi MMI?

1 Answers

EllaLee

07/23/25 9:05pm

Press and hold the MENU button, the large round button, and the top-right button among the four function buttons simultaneously for three seconds, then release. The MMI system will restart. Audi has developed a new operating control concept: the Multimedia Interface (MMI). The MMI cleverly integrates the operation of all infotainment components into one display and operating system. By simplifying the controller and implementing a unified logic, the MMI allows quick, easy, and intuitive access to a wide range of functions and technologies. Common solutions for Audi MMI system faults: 1. If the 3G MMI shutdown screen does not display the Audi logo, modify the 5F information control unit coding, restart, and then revert to the original coding. 2. If the 3G MMI playback sources (DVD, SD, CD, Juxbook) appear gray and unreadable, it indicates J794 damage; replace the unit. 3. If the 3G MMI navigation interface appears in English, switch the MMI interface to English and then back. If the issue persists, reinstall the navigation data. 4. If the 3G MMI system occasionally freezes, goes black, or has no sound, upgrade the system. If ineffective, replace J794 to fix. 5. If the 3G MMI system has cold-start navigation initialization issues, upgrade the system. If ineffective, replace J794 to fix. 6. If the 3G MMI navigation displays incorrect addresses or fails to receive satellite signals without fault codes, upgrade the MMI system. If ineffective, replace J794 to fix. 7. If the CAR menu is missing after replacing J794 in the 3G MMI: perform an online SVM comparison; install it in another vehicle with the same configuration for SVM comparison; modify via engineering mode.

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