Message when the system was not reset

lamp lights up. A The yellow warning lamp lights up. A message appears on the Control Display.

The system detected a wheel change but was not reset.

Warnings regarding the current tire inflation pressure are not reliable.

Check the tire inflation pressure and reset the system.

    See also:

    Visual warning
    The approach of the vehicle to an object can be shown on the Control Display. When the distance to an object is small, a red bar is shown in front of the vehicle, as it is in the PDC display. ...

    Activating HDC
    Press the button; the LED above the button lights up. ...

    Emissions
    ▷ The warning lamp lights up: Emissions are deteriorating. Have the vehicle checked as soon as possible. ▷ The warning lamp flashes under certain circumstances: This indicates that ...