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Question 1958

Why is it advisable to use engine braking?

  1. Because it reduces the use of the service brake, preventing the brakes from overheating.
  2. Only because it improves the wheels' grip on the road surface.
  3. Only because the vehicle uses less fuel.
Show answer and explanation

Correct answer: Because it reduces the use of the service brake, preventing the brakes from overheating.

Engine braking helps reduce speed without continuously using the service brake. This avoids excessive use that can overheat the brakes on a descent.

DGT, Manual II: Cuestiones de Seguridad Vial, edición 2026 · DGT, Manual II: Cuestiones de Seguridad Vial, edición 2026