Engaging the electric parking brake automatically

The electric parking brake is automatically applied if HOLD or DISTRONIC PLUS brakes the vehicle until it is stationary and at least one of the following conditions is fulfilled:
• the engine is switched off.
• the driver's door is open and the seat belt is not fastened.
• the hood is released.
• the trunk lid is opened while the automatic transmission is in position R.
• the vehicle is stationary for a lengthy period.

The red (Canada (USA only) or only) indicator lamp in the instrument cluster (Canada only) indicator lamp in the instrument cluster lights up.

P may also be engaged automatically. In addition to the electric parking brake, P may also be engaged automatically.

    See also:

    Refueling
    Fuel filler flap The fuel filler flap is unlocked or locked automatically when you open or close the vehicle with the SmartKey or using KEYLESSGO. The position of the fuel filler cap is displaye ...

    Operating the sliding sunroof
    Opening and closing You can continue to operate the sliding sunroof after switching off the engine or removing the SmartKey from the ignition lock. This function is available for up to five minu ...

    General notes
    If you cannot lock or unlock the vehicle with the SmartKey, either the battery in the SmartKey is discharged, the SmartKey is faulty or the starter battery is discharged. Check the battery in ...