Mercedes-Benz S-Class 2011 Operator's Manual page 385

Display messages
G
Tele Aid
Inoperative
PRE-SAFE
Inoperative See
Oper. Manual
PRE-SAFE
Functions
Currently Limited
See Operator's
Manual
Possible causes/consequences and M Solutions
USA only: one or more main functions in the mbrace system are
malfunctioning.
Canada only: one or more of the main functions of the TELEAID
system is malfunctioning.
X
USA only: have the mbrace system checked at a qualified
specialist workshop.
X
Canada only: have the TELEAID system checked at a qualified
specialist workshop.
G
Risk of injury
Important functions of PRE-SAFE
safety systems, e.g. air bags, remain available.
X
Visit a qualified specialist workshop immediately.
G
Risk of accident
®
PRE-SAFE Brake is temporarily inoperative if:
the DISTRONIC PLUS cover in the radiator grill is dirty.
R
the sensors in the bumpers are dirty.
R
its function is impaired due to heavy rain or snow.
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.
the system is outside the operating temperature range.
R
the on-board voltage is insufficient.
R
®
PRE-SAFE Brake is operational again and the display message
disappears when:
the dirt (e.g. slush) drops away while the vehicle is in motion.
R
the system detects that the sensors are fully available again.
R
the system is within the operating temperature range.
R
If the display message continues to be displayed:
X
Clean the DISTRONIC PLUS cover in the radiator grill
( Y page 456).
X
Clean the bumpers (
X
Restart the engine.
X
Wait until the battery is sufficiently charged.
Display messages
®
have failed. All other occupant
Y page 456).
383
Z