Releasing the electric parking brake automatically

The electric parking brake is released automatically when the following conditions are simultaneously fulfilled:
• the engine is running.
• the automatic transmission is in position D or R.
• the hood is closed.
• your seat belt is fastened.
• you depress the accelerator pedal.

If the automatic transmission is in position R, the trunk lid must be closed.

If your seat belt is not fastened, the following conditions must be fulfilled to automatically release the electric parking brake:
• the driver's door is closed.
• you shift out of P or you have previously driven faster than 3 km/h.
• you have shifted out of P or you have previously driven faster than 2 mph (3 km/h).

    See also:

    Problems with the sliding sunroof
    Your vehicle may be equipped with a sliding sunroof or a panorama roof with power tilt/ sliding panel. In the following section, the term "sliding sunroof" refers to both types of sl ...

    Roadside Assistance button
    •► Press and hold Roadside Assistance button 1 for more than two seconds. This initiates a call to the Mercedes-Benz Customer Assistance Center. The indicator lamp in Roadside Assistanc ...

    System self-test
    If an adult occupant is properly sitting on the passenger seat and the OCS classifies the occupant as an adult, the indicator lamp illuminates and goes out again after approximately 6 seconds ...