What are the reasons for an electric vehicle having no power and not being able to charge?

1 Answers
VanEverly
07/28/25 2:10pm
The reasons for an electric vehicle having no power and not being able to charge are as follows: Damaged charger of the electric vehicle: The capacitor in the circuit may be damaged, or the wire connecting the charger to the battery may be broken, resulting in the charger's light being on but the battery not charging. Damaged battery: The wire connecting the batteries in series inside the battery may be melted, or the power wire at the battery charging port may be melted. Use a multimeter to test if the battery's resistance is infinite. If it is, it indicates a melted wire. Open the battery box and reconnect the wire. Damaged battery pack: Open the battery box and measure the voltage and resistance of each battery in the pack. Replace any abnormal ones. Alternatively, the battery may need to be awakened. Use a charger with a voltage higher than the charging voltage to charge and awaken the battery. Low-temperature conditions: When the temperature is too low, the electrolyte inside the battery may freeze, making it impossible to charge. Wait for the electrolyte to thaw before charging. Additionally, avoid charging abruptly in such conditions and pay attention to regular battery maintenance.
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