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Question 159

What pressure should tires have?

  1. It is recommended that they have different pressures on each axle.
  2. Tires must always have the pressure recommended by the manufacturer.
  3. Tires must have the highest pressure recommended by the manufacturer.
Show answer and explanation

Correct answer: Tires must always have the pressure recommended by the manufacturer.

The correct pressure is the one specified by the manufacturer for the conditions of use and load, and it must be checked when the tires are cold. It is not a matter of always choosing the highest pressure.

Manual II. Cuestiones de Seguridad Vial, edición 2026