Warning and display messages in the multifunction display

Activate ATTENTION ASSIST using

the onboard Activate ATTENTION ASSIST using the onboard computer.
Symbol 1 appears in the multifunction display.

If ATTENTION ASSIST is active, you will be warned no sooner than 20 minutes after your journey has begun. You will then hear an intermittent warning tone twice, and the Attention Assist: Drowsiness Detected message appears in the multifunction display.

Press If necessary, take a break.
to confirm the message. Press On long journeys, take regular breaks in good to confirm the message.

On long journeys, take regular breaks in good time to allow yourself to rest properly. If you do not take a break and ATTENTION ASSIST still detects typical indicators of fatigue or increasing lapses in concentration, you will be warned again after 15 minutes at the earliest.

ATTENTION ASSIST is reset when you continue your journey and starts assessing your tiredness again if:
• you switch off the engine.
• you take off your seat belt and open the driver's door, e.g. for a change of drivers or to take a break.

    See also:

    Activating/deactivating ATTENTION ASSIST
    This function is not available in HYBRID vehicles. Press the or button on the steering wheel to select the DriveAssist menu. Press the or button to select Attention Assist. Press . ...

    The Inside
    The C-Class wears the three-pointed star, but closer scrutiny reveals areas of cost-cutting versus the $35,000 competition, let alone Mercedes' pricier cars. It's the sort of thing that requires a ...

    Activating
    - To open the tailgate: pull the handle on the tailgate. - To stop the opening procedure at the desired position: press the closing button in the tailgate or pull the handle on the outside of ...