Ok so I once again called ford.
The steps I tried or had to do:
Turn off headlights and auto start stop
Engage parking break
Turn off radio
Turn off a/c
Hook up a charger
Currently the download is going through.
I already reset the bms manually.
the only thing I did not do prior to calling is...
So you were able to get it to update? What did you do. I had that feature on my vehicle until the update that came across in June and then it went away. So I have tried connecting a charger correctly and it says preparing update, and then everything turns off, I have resent the battery...
Yes sorry 12v. I did both of them directly to the battery, I will try to the body of the truck when I get home. I hope this works and will keep the question and troubleshooting methods posted as I try.
Good morning,
2021 f-150
I have an update showing. I have tried multiple times to run the 2.5 hour update and the truck will not take it. Ford claims it is the 9v battery not having enough power.
Battery was checked by a professional battery technician and is perfect.
I have tried booking up a...