Mercedes-Benz CLS-Class 2014 Owners Manual - Manual (Page 243)

Display messages Possible causes/consequences and M Solutions
#
Check Brake Pad
Wear
The brake pads/linings have reached their wear limit.
X Visit a qualified specialist workshop.
G
mbrace Inoperative
One or more main features of the mbrace system are
malfunctioning.
X
Have the mbrace system checked immediately at a qualified
specialist workshop.
PRE-SAFE
Inoperative See
Operator's Manual
Important functions of PRE-SAFE ® have failed. All other occupant
safety systems, e.g. air bags, remain available.
X Visit a qualified specialist workshop immediately.
PRE-SAFE
Functions
Currently Limited
See Operator's
Manual
PRE-SAFE ® Brake is temporarily inoperative.
Possible causes are:
R function is impaired due to heavy rain or snow.
R the sensors in the radiator grill and the bumper are dirty.
R the radar sensor system is temporarily inoperative, e.g. due to
electromagnetic radiation emitted by nearby TV or radio
stations or other sources of electromagnetic radiation.
R AMG vehicles: ESP ® is deactivated.
R the system is outside the operating temperature range.
R the on-board voltage is too low.
When the causes stated above no longer apply, the display
message disappears.
PRE-SAFE
® Brake 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 167).
X
Clean the sensors in the radiator grill and the bumper
(
Y
page 315).
X Restart the engine.
X AMG vehicles: reactivate ESP ® (
Y
page 70).
PRE-SAFE
Functions Limited
See Operator's
Manual
PRE-SAFE ® Brake is inoperative due to a malfunction. BAS PLUS
or the distance warning signal may also have failed.
X Visit a qualified specialist workshop.
Display messages
241
On-board
computer
and
displays
Z