Display Message - Mercedes-Benz M-Class Operator's Manual

Display messages
PRE-SAFE
Functions
Currently Limited
See Operator's
Manual
PRE-SAFE
Functions Limited
See Operator's
Manual
6
SRS Malfunction
Service Required
Possible causes/consequences and M Solutions
Vehicles with the Active Driving Assistance package:
®
PRE-SAFE Brake is temporarily inoperative. Possible causes are:
the 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.
®
R AMG vehicles: ESP
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 374).
Y
Restart the engine.
X
AMG vehicles: reactivate ESP
X
Vehicles without the Active Driving Assistance package: Adaptive
Brake Assist is faulty. The distance warning function may also have
failed.
Vehicles with the Active Driving Assistance package:
®
PRE-SAFE Brake is faulty. BAS PLUS or the distance warning
function may also have failed.
Visit a qualified specialist workshop.
X
There is a malfunction in the SRS (Supplemental Restraint
System).
The 6 warning lamp also lights up in the instrument cluster.
G WARNING
The air bags or Emergency Tensioning Devices may either be
triggered unintentionally or, in the event of an accident, may not
be triggered.
There is an increased risk of injury.
Visit a qualified specialist workshop.
X
Further information on occupant safety (
Display messages
is deactivated.
page 179).
Y
®
( page 72).
Y
page 43).
Y
291
Z