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Mecanica y mantenimiento
C+EMecanica y mantenimiento·Difficulty 2/5

Before uncoupling a trailer or semi-trailer, a basic safety measure is to:

Options

  • Secure it so it cannot move

    Before uncoupling, the towed vehicle must be secured against unintended movement, for example with the parking brake and the intended immobilization means.

  • Release all locks before immobilizing it

    Incorrect answer for this practice-bank question.

  • Leave it free to better check the support

    Incorrect answer for this practice-bank question.

Explanation

Before uncoupling, the towed vehicle must be secured against unintended movement, for example with the parking brake and the intended immobilization means.

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