What could be the reason if a car's horn stops working?

[DelAutumn]

If a car's horn stops working, it might be due to a circuit malfunction or poor contact. Related information: 1. Introduction: The horn is the audio signal device of a car. During driving, the driver uses it to emit necessary sound signals as required or regulated, to warn pedestrians and alert other vehicles, ensuring traffic safety. It is also used for urging and signaling. 2. Expansion: Car horns are categorized by sound power into air horns and electric horns, by shape into cylindrical, spiral, and disc types, and by sound frequency into high-pitch and low-pitch horns.