Activation conditions

You can activate the HOLD function if:
• the vehicle is stationary.
• the engine is running.
• the driver's door is closed or your seat belt is fastened.
• the parking brake is not applied.
• the hood is closed.
• the transmission is in position D, R or N.
• DISTRONIC PLUS is deactivated.

    See also:

    Safety guidelines for seat belts,Emergency Tensioning Devices (ETDs)and air bags
    WARNING   • Damaged seat belts or seat belts that have been subjected to stress in an accident must be replaced. Their anchoring points must also be checked. Only use seat belts instal ...

    "Coupling up a trailer" function
    This function is only available on vehicles with a trailer tow hitch. 1 Center of the vehicle on the red guide line approximately 10 in (0.25 m) away from the rear area 2 Center of the vehic ...

    Immobilizer
    The immobilizer prevents your vehicle from being started without the correct SmartKey. When leaving the vehicle, always take the SmartKey with you and lock the vehicle. The engine can be starte ...