12-volt battery

  1. C

    12-volt battery update

    I have posted my experience using a BM2 monitor to examine the defective Ioniq 5 12-volt battery management system. https://tinyurl.com/ycx7m997. Several times my car has had a dead 12-volt battery because of the failure of the traction battery to charge the 12-volt battery. Two dealers have...
  2. Boston Charger

    12-volt battery replacement

    OK, guess it's time to replace the 12v battery in my 2019 Kone EV. Is there anything "special" about this battery, i.e. will I be OK going to Walmart, or Costco, or any other store that sells auto batteries? Are there any specs that I should make sure the new battery conforms? TIA
  3. C

    BM2 Monitoring on Additional 12 Volt battery fails

    On 7-16-22 I posted about my 12-volt battery failure ( https://tinyurl.com/4ekfrhsj). Electriceddy suggested that I get a BM2 monitor and report back. On 8-5-22 I posted my first experience with the BM@ monitor (https://tinyurl.com/3bz62a84). I have now had two more issues while using the BM2...
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