How to hard reset the headunit?

Discussion in 'Clarity' started by Arctiic, Jun 17, 2021.

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  1. P.S. I'm not sure whether anyone else realized this, but rather than disconnecting the battery terminals, you can just pull fuses 20 Audio & 21 Backup. However, I'm unsure whether or how to trigger the different stages of boot (e.g., anti-theft mode, etc).
     
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  3. The Gadgeteer

    The Gadgeteer Active Member

    Not sure if this piece of info is helpful but when I traded in my 2018 Clarity PHEV for a 2022 Rav4 Prime PHEV, I thought the easiest way to remove all my personal settings and info was to use the restore to factory defaults in the settings menu. Suffice to say the head unit did the reboot thing and blanked out. Perhaps they should have labeled it self destruct mode.
     
  4. Some additional tips...
    • You can directly use an adb command to reboot into recovery:
      Code:
      adb shell reboot recovery
    • You can also factory reset, but note that this method did not work cleanly for me (caused an rmdir() error):
      Code:
      adb shell wipe data
    • I *believe* you can boot into safe-mode by holding down the
      Code:
      Home
      and
      Code:
      Vol +
      keys during the boot process (haven't tested this myself).
    • Holding down the Call Cancel key from the Hands-Free controls on the steering wheel can also trigger the HU restart prompt.
     

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