Mercedes-Benz E-Class Operator's Manual page 263

Display messages
#
Check Brake Pad Check Brake Pad
Wear Wear
G
mbrace Inoperative mbrace Inoperative
PRE-SAFE PRE-SAFE
Inoperative See Inoperative See
Operator's Manual Operator's Manual
PRE-SAFE PRE-SAFE
Functions Functions
Currently Limited Currently Limited
See Operator's See Operator's
Manual Manual
PRE-SAFE PRE-SAFE
Functions Limited Functions Limited
See Operator's See Operator's
Manual Manual
Possible causes/consequences and M M Solutions
The brake pads/linings have reached their wear limit.
Visit a qualified specialist workshop.
X
One or more main features of the mbrace system are
malfunctioning.
Have the mbrace system checked immediately at a qualified
X
specialist workshop.
Important functions of PRE-SAFE
safety systems, e.g. air bags, remain available.
Visit a qualified specialist workshop immediately.
X
®
PRE-SAFE brake or Adaptive Brake Assist of COLLISION
PREVENTION ASSIST is temporarily not operational.
Possible causes are:
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
R
electromagnetic radiation emitted by nearby TV or radio
stations or other sources of electromagnetic radiation.
®
AMG vehicles: ESP
R
the system is outside the operating temperature range.
R
the on-board voltage is too low.
R
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:
Pull over and stop the vehicle safely as soon as possible, paying
X
attention to road and traffic conditions.
Secure the vehicle against rolling away (
X
Clean the sensors in the radiator grill and the bumper
X
( page 346).
Y
Restart the engine.
X
AMG vehicles: reactivate ESP
X
®
PRE-SAFE brake or Adaptive Brake Assist of COLLISION
PREVENTION ASSIST is not available due to a malfunction. BAS
PLUS or the distance warning signal may also have failed.
Visit a qualified specialist workshop.
X
Display messages
®
have failed. All other occupant
is deactivated.
page 182).
Y
®
( page 74).
Y
261
Z