After the ignition is switched off

The roof can still be operated for approx. 1 minute, as long as no door has been opened.

    See also:

    Vehicle equipment
    All standard, country-specific and optional equipment that is offered in the model series is described in this chapter. Therefore, equipment is also described that is not available in a vehicle, e ...

    Functional readiness of the airbagsystem
    When the ignition is switch on, the warning lamp in the instrument cluster lights up briefly and thereby indicates the operational readiness of the entire airbag system and the belt tensioner. ...

    Malfunction
    A message is displayed in the instrument cluster. HDC is not available, e.g., due to elevated brake temperatures. ...