The high beam and the headlight flasher
The high beam is a very powerful headlight to the front. Turn it on, you can see farther and better. However, the high beams dazzle other vehicles and road users.
If you switch on the high beam only briefly, this is the headlight flasher. It serves as a warning.
When may I switch on the high beam?
You may only switch on the high beam when visibility is severely restricted, for example on country roads at night.
High beams are prohibited in the following situations:
- Other road users are dazzled from the front or rear.
- There is outside street lighting.
- Your vehicle is stationary.
- In fog, snow, or heavy rain: The flakes or drops reflect and can blind you. In such a case, you should switch on the fog lights.
- There is an animal on the roadway. Switch off the lights completely. Otherwise, the animal may be blinded and stop in fright.
When am I allowed to use the headlight flasher?
You are allowed to use the headlight flasher as a warning signal when you see yourself or other road users in danger. Outside built-up areas, it is also permitted to announce an overtaking maneuver.
Whether you are allowed to use the flash as an indication of a defective light or a forgotten turn signal on the other car is not specified by law. This also applies if you use the headlight flasher to clarify the right of way on narrow roads and obstacles. However, it is forbidden to use the flash to greet acquaintances or to draw attention to traffic control.