Operation Manual

Display messages
Possible causes/consequences and MM Solutions
Blind Spot AssistBlind Spot Assist
currently unavail‐currently unavail‐
ableable
SeeSee Operator'sOperator's Man‐Man‐
ualual
Blind Spot Assist is temporarily inoperative. Possible causes are:
R
you have established the electrical connection between the
trailer and your vehicle.
R
the sensors are dirty.
R
function is impaired due to heavy rain or snow.
R
the radar sensor system is outside the operating temperature
range.
R
the radar sensor system is temporarily inoperative, e.g. due to
electromagnetic radiation emitted by nearby TV or radio sta-
tions or other sources of electromagnetic radiation.
The yellow 9 indicator lamps also light up in the exterior mir-
rors.
X
When towing a trailer, confirm the display message with a.
If you are driving without a trailer and 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
Apply the parking brake.
X
Clean the sensors (Y page 284).
X
Restart the engine.
If the system detects that the sensors are fully operational, the
display message disappears.
Blind Spot Assist is operational again.
Blind Spot AssistBlind Spot Assist
or
InoperativeInoperative
Blind Spot Assist is defective.
The yellow 9 indicator lamps also light up in the exterior mir-
rors.
X
Visit a qualified specialist workshop.
DISTRONIC PLUSDISTRONIC PLUS
OffOff
DISTRONIC PLUS has been deactivated (Y page 169).
If it was deactivated automatically, a warning tone also sounds.
DISTRONIC PLUSDISTRONIC PLUS
Now AvailableNow Available
DISTRONIC PLUS is operational again after having been tempo-
rarily unavailable. You can now reactivate DISTRONIC PLUS
(Y page 169).
Display messages
227
On-board computer and displays
Z