Mercedes-Benz B-Class Quiz
Operator's Manual - Mercedes-Benz B-Class

Driver assistance systems - Display messages

In this manual: Operator's Manual - Mercedes-Benz B-Class
Operator's Manual - Mercedes-Benz B-Class — 194Airbags and belt tensioners — 9Diesel engines — 22Electrical equipment — 6Automatic transmission — 5Manual gearbox — 5Brakes — 12Heating - air conditioning — 13Suspension - axles - geometry — 7Vehicle specifications and identification — 7Driveshafts — 4Steering — 6Clutch — 4Body — 18
~2min read
Displaying messages Possible causes/consequences and solutions
une pauseAttention Assist: Take a break Based on certain criteria, the ATTENTION ASSIST system has detected signs of fatigue or increasing driver inattentiveness. In addition, a warning tone sounds.
  • Take a break if necessary.

On long journeys, take regular breaks in time to rest.
pasAttention Assist does not work The ATTENTION ASSIST system is faulty.
  • Visit a qualified workshop.
Speed limit reminder not available.

for the moment, see operator's manual

 The speed limit reminder is deactivated and temporarily not operational. Possible causes:
  • The windshield is dirty in the camera's field of view.
  • Visibility is impaired by heavy precipitation or fog.
  • Clean the windshield.

When the system detects that the camera is fully available, the message disappears.

The speed limit reminder can operate again.
Speed limit reminder: not available in this country The speed limit reminder is only available in certain countries.
  • Continue driving.

As soon as you drive in a country where approval exists, the speed limit reminder is available again.
Speed limit reminder not working The speed limit reminder is faulty.
  • Visit a qualified workshop.
La fonction HOLD est désactivée. Le véhicule a dérapé.En outre, undeactivated The HOLD function is deactivated. The vehicle has skidded.

In addition, a warning tone sounds.

  • Reactivate the HOLD function later
Radar sensors deactivated, see operator's manual The radar sensors are deactivated.
  • Check whether the radar sensors can be reactivated.
  • Activate radar sensors
Radar sensors deactivated automatically, see operator's manual Vehicles with navigation system: the vehicle is near a radio astronomy facility and therefore cannot emit radar signals.

The radar sensors have deactivated automatically.

If Blind Spot Assist is activated, it is automatically deactivated. In addition, theintégrés aux rétroviseurs extérieurs sont allumés.orange integrated in the exterior mirrors are lit.

  • Continue driving.

Blind Spot Assist is available again as soon as the vehicle is far enough away from the radio astronomy station.

Vehicles equipped with Becker system

Test yourself

A quick Mercedes-Benz B-Class quiz: every answer comes with an explanation and a link to the manual page.