i have a 2019 explorer after market upragded to sync 3 with the 8 screen from the tiny 4 screen. when i try to update i get an install error 12. no other messages I DO NOT GET error 8 so pelase dont close this refering to that fix. i also can not do a master rest sits on the screen frozen and my scr…

First of all, do not post multiple consecutive messages, there’s no point. If you want to add information use the edit button instead. I’ve merged all your message into one. You were closed from the start to the idea this issue is related to the rwdata partition being full, and I think it’s a wrong…

the interrogator utility tool will not run. as soon as i put the USB in it goes right to err12 it doesnt matter if i manually load it or use sync3 tool. master reset will not run it freezes the screen. reformat gives me an err12. i am not trying to be rude but no matter what i do as soon as i insert…

There’s no point in repeating yourself, you have already said multiple times the interrogator log does not work, and I’ve read it every time you said so and I believe you. And yes, it’s a side effect that may be caused by the rwdata partition being full. So you need to go to the guide, try the mast…

Android. I was trying to find any alternative methods to clear the files or make it update obviously there are not any. Master reset gives me the same frozen screen every time and i have to soft reset to clear it.

[image] matthew fischer: i have a 2019 explorer after market upragded to sync 3 with the 8 screen from the tiny 4 screen. when i try to update i get an install error 12. no other messages I DO NOT GET error 8 so pelase dont close this refering to that fix. i also can not do a master rest sits on…

Take the unit out and take a picture of the back label of it and post it please.

There is only one part with the label.

The radio screen has a label the apim has a label. I did an aftermarket upgrade from the sync 2 to sync 3 system so alot of parts have labels on them

You’re not trouble shooting the screen so guess which component?

Trying to update Sync 3-ERR12

Ford SYNC 3 Support CyanLabs Update Support

matthewfischer (matthew fischer) 31 July 2025 00:00 24

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