aux battery charging

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Have a gen 4 prius that doesn't get driven often enough as I now WFH and am walking distance to stores. I'd been charging the aux/12v battery (w/...

Thread by: mariep, Mar 29, 2025, 4 replies, in forum: Gen 4 Prius Main Forum

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Approximately 9 months ago, I replaced my 12V battery after receiving a "low auxiliary battery" notice when turning off the car. I bought the car...

Thread by: HM_, Jan 15, 2025, 11 replies, in forum: Gen 3 Prius Care, Maintenance & Troubleshooting

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I'm hoping to find a solution other than replacing the battery, so here's the situation. The auxiliary battery for my father's 2005 Prius was...

Thread by: Shawn W., Mar 31, 2024, 17 replies, in forum: Gen 2 Prius Care, Maintenance and Troubleshooting