How to Determine Whether a Car Battery is Dead or Faulty?

1 Answers
HectorFitz
07/29/25 7:15pm
Every component in a car has its service life, and the battery is no exception. Generally, the design lifespan of lead-acid maintenance-free batteries for vehicles is around 3 years. If the battery runs out of power once or twice under normal circumstances and can be restored by recharging, it indicates that the battery is not faulty. If the battery is dead due to a malfunction, it is mostly caused by severe sulfation of the internal plates or structural failure.
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