![How to measure voltage of multiple batteries connected in string/array in series or parallel combination with microcontrollers How to measure voltage of multiple batteries connected in string/array in series or parallel combination with microcontrollers](https://www.engineersgarage.com/wp-content/uploads/2019/10/voltage-divider_orig-1.jpg)
How to measure voltage of multiple batteries connected in string/array in series or parallel combination with microcontrollers
![Mazda 3 electrical system has been restarting itself while driving (don't lose engine power). Dealer said it was bad battery, Autozone said it's fine. Any idea what could be causing this? This Mazda 3 electrical system has been restarting itself while driving (don't lose engine power). Dealer said it was bad battery, Autozone said it's fine. Any idea what could be causing this? This](https://i.redd.it/vb9pn5mttee21.jpg)
Mazda 3 electrical system has been restarting itself while driving (don't lose engine power). Dealer said it was bad battery, Autozone said it's fine. Any idea what could be causing this? This
![Intermittent starting issues(especially in cold). Battery, starter and alternator tested ok. ABS system failure especially under inclement weather conditions, or on ice. No visible signs of warning lights besides IBS. Also, headlights Intermittent starting issues(especially in cold). Battery, starter and alternator tested ok. ABS system failure especially under inclement weather conditions, or on ice. No visible signs of warning lights besides IBS. Also, headlights](https://preview.redd.it/intermittent-starting-issues-especially-in-cold-battery-v0-de1s0ttn5saa1.jpg?auto=webp&s=75c7d05ea5ee2fd00601e9e3e55e40b2bc397914)