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Question 8017

In the event of an accident, which system records the vehicle's basic information so it can be retrieved afterward?

  1. The EDR system.
  2. The ABS system.
  3. The ESP system.
Show answer and explanation

Correct answer: The EDR system.

It's the EDR, the event data recorder or black box. It stores car data from shortly before a crash until just afterward, such as speed or airbag status. The airbags in the car in the image have deployed. The data is retrieved afterward to determine the causes of the crash. ABS prevents the wheels from locking during braking, and ESP corrects skids.

Cuestiones de Seguridad Vial. Edición 2026