While the on-board computer reads in the SIM
card:
R you can dial a telephone number from the
redial list ( Calls Dialed list).
R you can dial a telephone number from the
telephone book stored in COMAND.
R the multifunction display shows the
Reading data... display message below
the phone book entries.
When the multifunction display shows the
Updating data... display message,
COMAND has finished importing data. The
multifunction display then shows all the
phone book entries in COMAND and the
mobile phone.XPress the = or ; button on the
steering wheel to select the Telephone
menu.XPress the 9, : or a button to call
up the phone book.XPress the 9 or : button to select the
desired name.
To scroll rapidly, press and hold the :
or 9 button for longer than one second.
After skipping eight entries, the rapid scroll
speeds up.
Rapid scrolling stops when you release the
button or reach the end of the list.XIf only one telephone number is stored
for a name: press the 6 or a button
to start dialing.
or
XIf there is more than one number for a
particular name: press the 6 or a
button to display the numbers.XPress the 9 or : button to select the
number you want to dial.XPress the 6 or a button to start
dialing.
or
XIf you do not want to make a call: press
the ~ or % button.Redialing
The on-board computer saves the last names
or numbers dialed in the redial memory
( Calls Dialed list).
XPress the = or ; button on the
steering wheel to select the Telephone
menu.XPress the 6 button to switch to the
redial memory.XPress the 9 or : button to select the
desired name or number.
To scroll rapidly, press and hold the :
or 9 button for longer than one second.XPress the 6 or a button to start
dialing.
or
XIf you do not want to make a call: press
the ~ or % button.
Assistance menu
Showing the distance display
This function is only available with
DISTRONIC PLUS.
XPress the = or ; button on the
steering wheel to select the DriveAssist
menu.XPress the 9 or : button to select
Distance Display .XPress a.
The DISTRONIC PLUS distance display
( Y page 305) appears in the multifunction
display.Menus and submenus347On-board computer and displaysZ
Display messagesPossible causes/consequences and M SolutionsT !
÷
Inoperative See
Operator's ManualEBD (electronic brake force distribution), ABS, ESP ®
, BAS, PRE-
SAFE ®
, the HOLD function and hill start assist are unavailable due
to a malfunction.
BAS PLUS and PRE-SAFE ®
Brake may also have failed.
In addition, the ÷, å and ! warning lamps light up in
the instrument cluster and a warning tone sounds.
ATTENTION ASSIST is deactivated.GWARNING
The brake system continues to function normally, but without the
functions listed above. The front and rear wheels could therefore
lock if you brake hard, for example.
The steerability and braking characteristics may be severely
affected. The braking distance in an emergency braking situation
can increase.
If ESP ®
is not operational, ESP ®
is unable to stabilize the vehicle.
There is an increased risk of skidding and an accident.
XDrive on carefully.XVisit a qualified specialist workshop immediately.#
Check Brake Pad
WearThe brake pads/linings have reached their wear limit.XVisit a qualified specialist workshop.F (USA
only) ! (Canada
only)
Please Release
Parking BrakeThe red F (USA only)/ ! (Canada only) indicator lamp
flashes and a warning tone sounds.
You are driving with the electric parking brake applied.XRelease the electric parking brake.
or
XPull away carefully ( Y page 290).The red F (USA only)/ ! (Canada only) indicator lamp
flashes and a warning tone sounds.
You are making an emergency stop using the electric parking
brake ( Y page 290).XAfter the emergency stop: release the electric parking brake
lever.Display messages357On-board computer and displaysZ
Display messagesPossible causes/consequences and M SolutionsPRE-SAFE
Function Currently
Limited See
Operator's ManualPRE-SAFE ®
Brake is temporarily inoperative. Possible causes are:
R the DISTRONIC PLUS cover in the radiator trim is dirty
R function is impaired due to heavy rain or snow.
R the sensors in the bumpers 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 the system is outside the operating temperature range.
R the on-board voltage is too low.
If the display message does not disappear:XPull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.XSecure the vehicle against rolling away ( Y page 289).XClean the DISTRONIC PLUS cover in the radiator trim
( Y page 431).XClean the bumpers ( Y page 431).XRestart the engine.
If the system detects that the sensors are fully operational, the
display message disappears.
PRE-SAFE ®
Brake is operational again.
PRE-SAFE
Function Limited
See Operator's
ManualPRE-SAFE ®
Brake is defective. BAS PLUS or the distance warning
signal may also have failed.XVisit a qualified specialist workshop.6
SRS Malfunction
Service RequiredThere is a malfunction in the SRS (Supplemental Restraint
System). The 6 warning lamp also lights up in the instrument
cluster.GWARNING
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.
XVisit a qualified specialist workshop.362Display messagesOn-board computer and displays
Display messagesPossible causes/consequences and M Solutions?The fan motor is faulty.XAt coolant temperatures under 248 ‡ (120 †), drive to the next
qualified specialist workshop.XAvoid subjecting the engine to heavy loads, e.g. driving in
mountainous terrain, and stop-and-go traffic.?
Coolant Low Stop
Vehicle Turn
Engine OffThe coolant is too hot.
A warning tone also sounds.GWARNING
Do not drive when your engine is overheated. This can cause some
fluids which may have leaked into the engine compartment to
catch fire.
Steam from the overheated engine can also cause serious burns
which can occur just by opening the hood.
There is a risk of injury.
XPull over and stop the vehicle safely and switch off the engine,
paying attention to road and traffic conditions.XSecure the vehicle against rolling away ( Y page 289).XLeave the vehicle and keep a safe distance from the vehicle until
the engine has cooled down.XMake sure that the air supply to the engine radiator is not
blocked, e.g. by snow, slush or ice.XDo not start the engine again until the display message goes out
and the coolant temperature is under 248 ‡ (120 †).
Otherwise, the engine could be damaged.XPay attention to the coolant temperature display.XIf the temperature increases again, visit a qualified specialist
workshop immediately.
Under normal operating conditions and with the specified coolant
level, the coolant temperature may rise to 248 ‡ (120 †).
372Display messagesOn-board computer and displays
Display messagesPossible causes/consequences and M SolutionsActive Blind Spot
Assist
Currently
Unavailable See
Operator's ManualActive Blind Spot Assist is temporarily inoperative. Possible
causes are:
R the sensors are dirty.
R function is impaired due to heavy rain or snow.
R the radar sensor system is outside the operating temperature
range.
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.
The yellow 9 indicator lamps also light up in the exterior
mirrors.
If the display message does not disappear:
If the display message does not disappear:XPull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.XSecure the vehicle against rolling away ( Y page 289).XClean the sensors ( Y page 431).XRestart the engine.
If the system detects that the sensors are fully operational, the
display message disappears.
Active Blind Spot Assist is operational again.
Active Blind Spot
Assist
InoperativeActive Blind Spot Assist is defective.
The yellow 9 indicator lamps also light up in the exterior
mirrors.XVisit a qualified specialist workshop.Parking Guidance
InoperativeParking Guidance is malfunctioning ( Y page 315).XRestart the engine.
If the display message continues to be displayed:
XVisit a qualified specialist workshop.Display messages379On-board computer and displaysZ
Display messagesPossible causes/consequences and M SolutionsDISTRONIC PLUS
Currently
Unavailable See
Operator's ManualDISTRONIC is deactivated and temporarily inoperative. Possible
causes are:
R the DISTRONIC PLUS cover in the radiator trim is dirty
R function is impaired due to heavy rain or snow.
R the sensors in the bumpers 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 the system is outside the operating temperature range.
R the on-board voltage is too low.
A warning tone also sounds.
If the display message does not disappear:XPull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.XSecure the vehicle against rolling away ( Y page 289).XClean the DISTRONIC PLUS cover in the radiator trim
( Y page 431).XClean the bumpers ( Y page 431).XRestart the engine.
If the system detects that the sensors are fully operational, the
display message disappears.
DISTRONIC is operational again.
DISTRONIC PLUS
InoperativeDISTRONIC PLUS is defective. BAS PLUS (Brake Assist PLUS) and
PRE-SAFE ®
Brake may be inoperative as well.
A warning tone also sounds.XVisit a qualified specialist workshop.DISTRONIC PLUS
OverrideYou have depressed the accelerator pedal. DISTRONIC PLUS is no
longer controlling the speed of the vehicle.XRemove your foot from the accelerator pedal.DISTRONIC PLUS
--- mphAn activation condition for DISTRONIC PLUS is not fulfilled.XCheck the activation conditions for DISTRONIC PLUS
( Y page 298).Display messages381On-board computer and displaysZ
Display messagesPossible causes/consequences and M SolutionsCheck
tire(s)The tire pressure in one or more tires has dropped significantly.
The wheel position is displayed in the multifunction display.
A warning tone also sounds.GWARNING
With tire pressures which are too low, there is a risk of the
following hazards:
R they may burst, especially as the load and vehicle speed
increase.
R they may wear excessively and/or unevenly, which may greatly
impair tire traction.
R the driving characteristics, as well as steering and braking, may
be greatly impaired.
There is a risk of an accident.
XStop the vehicle without making any sudden steering or braking
maneuvers. Pay attention to the traffic conditions as you do so.XSecure the vehicle against rolling away ( Y page 289).XIf there is a flat tire, inspect the tires ( Y page 437).XCheck the tire pressure ( Y page 461).XIf necessary, correct the tire pressure.Caution,
tire defectThe tire pressure in one or more tires has dropped suddenly. The
wheel position is shown in the multifunction display.GWARNING
If you drive with a flat tire, there is a risk of the following hazards:
R A flat tire affects the ability to steer or brake the vehicle.
R You could lose control of the vehicle.
R Continued driving with a flat tire will cause excessive heat build-
up and possibly a fire.
There is a risk of an accident.
XStop the vehicle without making any sudden steering or braking
maneuvers. Pay attention to the traffic conditions as you do so.XSecure the vehicle against rolling away ( Y page 289).XIf there is a flat tire, inspect the tires ( Y page 437).Please correct
tire pressure(s)The tire pressure is too low in at least one of the tires, or the tire
pressure difference between the wheels is too great.XCheck the tire pressures at the next opportunity. If necessary,
correct the tire pressure ( Y page 461).XRestart the tire pressure monitor ( Y page 464).Display messages383On-board computer and displaysZ
Display messagesPossible causes/consequences and M SolutionsWheel sensor(s)
missingThere is no signal from the tire pressure sensor of one or several
wheels. The pressure of the affected tire is not displayed in the
multifunction display.XHave the faulty tire pressure sensor replaced at a qualified
specialist workshop.tire press. monitor
currently
unavailableDue to a source of radio interference, no signals can be received
from the wheel sensors. The tire pressure monitor is temporarily
malfunctioning.XDrive on.
The tire pressure monitor restarts automatically as soon as the
problem has been solved.h
tire pressure
Caution, tire
defectThe tire pressure in one or more tires has dropped suddenly.
A warning tone also sounds.GWARNING
If you drive with a flat tire, there is a risk of the following hazards:
R A flat tire affects the ability to steer or brake the vehicle.
R You could lose control of the vehicle.
R Continued driving with a flat tire will cause excessive heat build-
up and possibly a fire.
There is a risk of an accident.
XStop the vehicle without making any sudden steering or braking
maneuvers. Pay attention to the traffic conditions as you do so.XSecure the vehicle against rolling away ( Y page 289).XIf there is a flat tire, inspect the tires ( Y page 437).384Display messagesOn-board computer and displays