What are the methods to determine the condition of a car battery?

1 Answers
LaylaLee
07/29/25 7:57pm
Methods to determine the condition of a car battery are: 1. Check the battery status through the inspection hole color. Green, yellow, and black colors visible through the inspection hole indicate good battery condition, yellow indicates insufficient battery capacity, and black indicates battery damage; 2. Judge by the battery's usage state. If the battery cannot hold a charge, frequently runs out of power, and cannot be recharged, it indicates battery damage; 3. Assess by observing the battery's external condition. If there are noticeable bulges or deformations on both sides of the battery, or white powdery substances around the terminals, it indicates issues with the battery's performance.
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