Display Message - Mercedes-Benz B-Class Operator's Manual

Display messages
194
Driving systems
Display messages
À
Attention Assist: Attention Assist:
Take a Break! Take a Break!
À
Attention Assist Attention Assist
Inoperative Inoperative
ë
Off Off
Lane Keeping Lane Keeping Assist Assist
Currently Unavaila‐ Currently Unavaila‐
ble See Operator's ble See Operator's
Manual Manual
Lane Keeping Lane Keeping Assist Assist
Inoperative Inoperative
Possible causes/consequences and M M Solutions
Based on certain criteria, ATTENTION ASSIST has detected fatigue or
a lack of concentration on the part of the driver. A warning tone also
sounds.
If necessary, take a break.
X
During long journeys, take regular breaks in good time so you get
enough rest.
ATTENTION ASSIST is inoperative.
Visit a qualified specialist workshop.
X
The HOLD function is deactivated. The vehicle is skidding.
A warning tone also sounds.
Reactivate the HOLD function later (
X
The HOLD function is deactivated. When the brake pedal is firmly
depressed, an activation condition is not fulfilled.
A warning tone also sounds.
Check the activation conditions for the HOLD function
X
( page 147).
Y
Lane Keeping Assist is deactivated and temporarily inoperative.
Possible causes are:
the windshield in the camera's field of vision is dirty
R
visibility is impaired due to heavy rain, snow or fog
R
there have been no lane markings for an extended period
R
the lane markings are worn away, dark or covered up, e.g. by dirt or
R
snow.
When the causes stated above no longer apply, the display message
disappears.
Lane Keeping Assist is operational again.
If the display message does not disappear:
Pull over and stop the vehicle safely as soon as possible, paying
X
attention to road and traffic conditions.
Secure the vehicle against rolling away (
X
Clean the windshield.
X
Lane Keeping Assist is faulty.
Visit a qualified specialist workshop.
X
page 147).
Y
page 129).
Y