Mercedes-Benz E-Cab 2012 Owners Manual - Manual (Page 219)

Display messages Possible causes/consequences and M Solutions
G
Tele Aid
Inoperative
USA only: one or more of the main functions in the mbrace system
are malfunctioning.
Canada only: one or more of the main functions of the TELEAID
system are 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.
PRE-SAFE
Inoperative See
Operator's Manual
G Risk of injury
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
Function Currently
Limited See Oper.
Manual
G
Risk of accident
PRE-SAFE ® Brake is temporarily inoperative if:
R
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
electromagnetic radiation emitted by nearby TV or radio
stations or other sources of electromagnetic radiation.
R
the system is outside the operating temperature range.
R
the on-board voltage is too low.
PRE-SAFE ® Brake is operational again and the display message
disappears if:
R
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.
If the display message continues to be displayed:
X Clean the DISTRONIC PLUS cover in the radiator grill
(
Y page 284).
X Clean the bumpers ( Y page 284).
X Restart the engine.
X Wait until the battery is sufficiently charged.
Display messages
217
On-board computer and displays
Z