ATA (Anti-Theft Alarm system)

A visual and audible alarm is triggered if the alarm system is armed and you open:

- a door
- the vehicle with the mechanical key
- the trunk lid/tailgate
- the hood

The alarm is not switched off, even if you close the open door that has triggered it, for example.

If the alarm stays on for more than 30 seconds, the emergency call system mbrace (USA only) or TELE AID (Canada only) initiates a call to the Customer Assistance Center automatically. The emergency call system initiates the call provided that:

- you have subscribed to the mbrace/ TELE AID service.
- the mbrace/TELE AID service has been activated properly.
- the required mobile phone, power supply and GPS are available.

•►  To arm: lock the vehicle with the SmartKey

•► To arm: lock the vehicle with the SmartKey or KEYLESS-GO.

Indicator lamp 1 flashes. The alarm system is armed after approximately 15 seconds.

•► To deactivate: unlock the vehicle with the SmartKey or KEYLESS-GO.

•► To stop the alarm using the SmartKey: insert the SmartKey into the ignition lock.

The alarm is switched off.
or
•► Press the button on the or SmartKey. button on the SmartKey.

The alarm is switched off.

•► To stop the alarm using KEYLESS-GO: grasp the outside door handle. The SmartKey must be outside the vehicle.

The alarm is switched off.
or
•► Press the Start/Stop button on the dashboard. The SmartKey must be inside the vehicle.

The alarm is switched off.

    See also:

    Engine oil
    Vehicles with a diesel particle filter: If the vehicle is mostly driven for short distances, it is possible that malfunctions may occur during the automatic cleaning of the diesel particle fil ...

    Overall evaluation
    This function is shown if you have stored at least one lap and stopped the RACETIMER. Press or on the steering wheel to select the AMG menu. Press the button repeatedly until the overa ...

    Displaying service messages
      Switch on the ignition.   Press or on the steering wheel to select the Serv. menu.   Press or to select the ASSYST PLUS submenu and press to confirm. The service due d ...