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12V Charging Vault and Vehicle Unresponsive

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27
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Location
Pittsburgh, PA, USA
#1
Hello, curios if anyone else has ran into an issue where their vehicle is completely unresponsive. Received a 12V charging fault message while driving, that eventually disappeared while driving. Went to turn on and no response at all (dash, screen, lights) never turned on. Replaced my battery Saturday (the next day) as this was still my original battery from 2019. Vehicle returned to normal operation the entirety of the day, only for it to not wake up at all the next morning. I didnt receive the charging fault this time around.
 

OP
Wholdy
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27
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8
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Location
Pittsburgh, PA, USA
Thread Starter #2
I would also like to state that I did indeed reset the BMS before and after receiving a new battery.
 

Cdubya

2000 Post Club
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1,087
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352
Location
NE Ohio
Vehicle
2026 Explorer ST
#3
put a battery charger on it. Try to look for a source of parasitic drain. For instance, the headlight module often flakes out and leaves the headlights on after the car is off.
 

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Location
Nevada
Vehicle
'20 Raptor, '22 Explorer ST, '14 GT500, '03 F150
#4
Hello, curios if anyone else has ran into an issue where their vehicle is completely unresponsive. Received a 12V charging fault message while driving, that eventually disappeared while driving. Went to turn on and no response at all (dash, screen, lights) never turned on. Replaced my battery Saturday (the next day) as this was still my original battery from 2019. Vehicle returned to normal operation the entirety of the day, only for it to not wake up at all the next morning. I didnt receive the charging fault this time around.
Have you tested your alternator?
 



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