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Display messages
Possible causes/consequences and MM Solutions
LaneLane KeepingKeeping AssistAssist
Currently Unavaila‐Currently Unavaila‐
ble See Operator'sble See Operator's
ManualManual
Lane Keeping Assist is deactivated and temporarily inoperative.
Possible causes are:
R
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
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:
X
Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X
Secure the vehicle against rolling away (Y page 127).
X
Clean the windshield.
LaneLane KeepingKeeping AssistAssist
InoperativeInoperative
Lane Keeping Assist is defective.
X
Visit a qualified specialist workshop.
Blind Spot AssistBlind Spot Assist
Currently Unavaila‐Currently Unavaila‐
ble See Operator'sble See Operator's
ManualManual
Blind Spot Assist is temporarily inoperative.
Possible causes are:
R
the radar sensor system is outside the operating temperature range
R
the radar sensor system is temporarily inoperative, e.g. due to elec-
tromagnetic radiation emitted by nearby TV or radio stations or
other sources of electromagnetic radiation
When the causes stated above no longer apply, the display message
disappears.
Blind Spot Assist is operational again.
If the display message does not disappear:
X
Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X
Secure the vehicle against rolling away (Y page 127).
X
Restart the engine.
Blind Spot AssistBlind Spot Assist
InoperativeInoperative
Blind Spot Assist is malfunctioning.
X
Visit a qualified specialist workshop.
ë
OffOff
The HOLD function is deactivated. The vehicle is skidding.
A warning tone also sounds.
X
Reactivate the HOLD function later (Y page 145).
The HOLD function is deactivated. When the brake pedal is firmly
depressed, an activation condition is not fulfilled.
A warning tone also sounds.
X
Check the activation conditions for the HOLD function
(Y page 145).
190
Display messages
On-board computer and displays
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