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

Page: 260 / 409

Display messages Possible causes/consequences and M Solutions
PRE-SAFE
Functions cur‐
rently limited See
Owner's Manual
G Risk of accident
PRE-SAFE
®
Brake is temporarily inoperative. Possible causes:
R
the DISTRONIC PLUS cover in the radiator grille is dirty.
R
function is impaired due to heavy rain or snow.
R
the sensors in the bumpers are dirty.
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.
R
AMG vehicles: ESP ® is inactive.
R
the system is outside the operating temperature range.
R
The on-board voltage is too low.
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
Apply the parking brake.
X
Clean the DISTRONIC PLUS cover in the radiator grille
(
Y
page 330).
X
Clean the bumpers (
Y
page 330).
X
Restart the engine.
X
AMG vehicles: reactivate ESP
®
(
Y
page 73).
If the system detects that the sensors are fully operational, the
display message disappears.
PRE-SAFE
® Brake is operational again.
PRE-SAFE
Functions limited
See Owner's Manual
G
Risk of accident
PRE-SAFE ® Brake is faulty. BAS PLUS or the distance warning sig-
nal may also have failed.
X
Visit a qualified specialist workshop.
ü
If the symbol appears in the multifunction display, a seat belt
tongue has been clipped into a rear seat belt buckle.
For further information on the status indicator for the rear seat
belts: (
Y
page 52).
Display messages
257
On-boar
d
compu
ter
and
displa
ys
Z