• KingOfNexus@lemmy.world
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      3 days ago

      No the old cars do have the old 12v one in still. They obviously learned its a bad idea. Newer models don’t have it and have a lithium rechargeable instead.

        • KingOfNexus@lemmy.world
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          3 days ago

          I’m not sure of the intricacies but this change was made to avoid the dead 12v situations. I imagine now as the main battery can now recharge the lithium one easily it keeps it topped up somehow to avoid this happening.

          I left my Tesla for nearly 3 week holiday not plugged in and it was fine when i came back.

          • Mjpasta710@midwest.social
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            3 days ago

            Yeah, I expect it should last longer, lithium has a higher energy density.

            It sounds like a patch, not necessarily a fix. If it sat too long you’d likely still end up in a similar situation.