Under what circumstance can you use emergency signals?

Using emergency signals is primarily intended for situations where a driver's vehicle is disabled or when they are involved in an accident. This ensures that other drivers are made aware of a potential hazard on the roadway, which helps prevent further accidents and increases safety for everyone involved.

When a vehicle is disabled, deploying emergency signals, which typically include hazard lights, alerts other drivers to be cautious and to maintain a safe distance. In the event of an accident, these signals serve the same purpose, allowing for proper traffic management and ensuring that emergency personnel can respond efficiently. Effective communication through emergency signals is critical in these scenarios to facilitate a safe environment on the road.

In contrast, signaling to alert other drivers of your presence or while changing lanes does not constitute the appropriate circumstances for using emergency signals, as those situations do not involve the same level of urgency or danger. Additionally, using emergency signals while driving over the speed limit is not only inappropriate but can also lead to confusion and potentially dangerous situations on the roadway. Therefore, the correct use of emergency signals is reserved for disabled vehicles or accidents, aligning with safety protocols and legal expectations.