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Question 3420

It is foggy and you have your front fog lights on. Are you allowed to turn on your high beams?

  1. Yes, it is mandatory.
  2. No, because it is prohibited.
  3. Yes, it is allowed, but it is not advisable.
Show answer and explanation

Correct answer: Yes, it is allowed, but it is not advisable.

Front fog lights may be used with high-beam headlights as long as they do not blind other road users. However, high beams reflecting off dense fog can make it harder to see.

Reglamento General de Circulación · Reglamento General de Circulación · Manual II. Cuestiones de Seguridad Vial, edición 2026