Can a short circuit in car lights cause a fire?

1 Answers
JocelynLee
07/30/25 2:11am
Yes, this is typically a serious circuit malfunction that should be avoided as much as possible. It can cause the circuit to overheat due to excessive current, rapidly increase battery temperature, and generate sparks that may lead to a fire, which is extremely dangerous. A short circuit occurs when the power supply bypasses the load and directly connects through wires to form a closed loop. Short-circuit current refers to the current when no electrical appliance is connected, equivalent to directly connecting the positive and negative terminals of a battery with a wire. In case of a car electrical short circuit fire, it is best to use a dry powder fire extinguisher. Using a water-based fire extinguisher may cause more short circuits and fail to extinguish the flames.
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