How to Use Light Signals?

1 Answers
DiAva
07/29/25 5:54pm
The meanings of several commonly used light signals are as follows: 1. Flash headlights once: Nowadays, almost all roads are equipped with traffic lights to direct traffic. However, some intersections have longer red light durations, causing many drivers to lose focus while waiting. When the light turns green, they might not notice immediately. In such cases, flashing your headlights once can remind the driver in front to move. This method avoids creating noise. If the driver ahead still doesn’t respond, you can then use the horn. Additionally, when intending to overtake, flashing once can signal the driver ahead. 2. Flash headlights twice: One of the most annoying things when driving at night is encountering oncoming vehicles with high beams on. High beams make it difficult to see the road ahead, posing a significant safety hazard and increasing the risk of accidents. If you notice an oncoming car with high beams, flash your headlights twice to remind them to switch to low beams. 3. Flash headlights three times: While driving, you might notice other vehicles with potential safety issues, such as visibly low tire pressure or unclosed doors or trunks. In such cases, flashing your headlights three times can alert the other driver to the problem. This light signal could literally be lifesaving. If another driver uses this signal to alert you, be sure to pull over and check your vehicle. 4. Lane change signal: Changing lanes is often unavoidable while driving. If a neighboring car signals to merge into your lane ahead and you agree, flash your headlights once to indicate permission. 5. Intermittent brake light flashes: When driving, if the following vehicle is too close, sudden braking might cause the driver behind to react too late, leading to a rear-end collision. If you notice the following vehicle is too close while preparing to brake, you can lightly tap the brakes intermittently to remind the driver behind to maintain a safe distance.
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