Føreren skal, senest når det opdages, at et dæk fungerer i lufttom tilstand, advares ved hjælp af det advarselssignal, der er nævnt i punkt 5.1.6.1.
A warning shall be indicated to the driver by the operation of the warning signal referred to in paragraph 5.1.6.1 at the latest when one tyre is detected to be in the flat tyre running mode.