Mercedes-Benz E-Class 2011, Owner'S Manual

Page: 272 / 409

Display messages Possible causes/consequences and M Solutions
Blind Spot Assist
currently unavail‐
able See Owner's
Manual or Active
Blind Spot Assist
currently unavail‐
able See Owner's
Manual
Blind Spot Assist or Active Blind Spot Assist is temporarily inop-
erative. Possible causes:
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 330).
X
Restart the engine.
If the system detects that the sensors are fully operational, the
display message disappears.
Blind Spot Assist or Active Blind Spot Assist is operational again.
Blind Spot Assist
inopera‐
tive or Active Blind
Spot Assist inoper‐
ative
Blind Spot Assist or Active Blind Spot Assist is faulty.
The yellow
9 indicator lamps also light up in the exterior mir-
rors.
X
Visit a qualified specialist workshop.
Parking Guidance
inoperative Parking Guidance is malfunctioning (
Y
page 203).
X
Restart the engine.
If the display message continues to be displayed:
X
Visit a qualified specialist workshop.
Display messages
269
On-board
computer
and
displays
Z