Aug 25, 2020 · Now, if you put a battery maintain on that 12 Volt battery, it should be able to keep the voltage at about 13.4 Volts, a good float level. Even a low current batty maintainer should …

Feb 14, 2021 · I am getting the 12v Battery needs service message, and am weighing my options. Which of the following have you tried and would recommend as a better option than just letting …

Mar 1, 2019 · Discussion on driving with a 12-volt battery warning and scheduling service for replacement to avoid sudden failure.

Aug 25, 2019 · Did you shut down the car from screen and “unplugged” the high voltage battery (under rear seat passenger side in M3, front passenger side under hood for MY) before …

Jul 13, 2021 · Day 1: We returned from vacation to find our 2021 Model Y had a dead 12 volt battery. We did not get any warnings from the Model Y or in the app that the 12v was …

Jan 13, 2024 · I recently got a warning that the 12V Battery on my 2015 Model S RWD was dying. I started looking into my options and decided to post my experience as the 2015 Model S …

Nov 30, 2020 · Thanks. Do you know if the 12 volt lithium battery gets charged by the main battery while car is unplugged ? Yes it does, and technically, it's 16 volts.

Feb 25, 2013 · I've changed my 12V battery twice at about 3-4 years' time. Didn't have any warnings, but did some other tests that suggested the battery was starting to fail (not holding it …

Aug 7, 2021 · Discusses Tesla's 12-volt battery options, including software changes affecting compatibility with OHMU batteries and alternatives for earlier Tesla versions.

May 6, 2019 · Apologies in advance, since I know a few threads already exist regarding the 12v battery in our cars. Right now, I'm just looking for a simple, quick answer for my question. Are …