Useful information
This Operator's Manual describes all models
as well as standard and optional equipment
of your vehicle that were available at the time
of going to print. Country-specific variations
are possible. Note that your vehicle may not
be equipped with all of the described
functions. This also applies to systems and
functions relevant to safety.
Read the information on qualified specialist
workshops (Y page 26). Important safety notes
G
WARNING
If you are driving and reach through the
steering wheel to operate the adjustment
knob, you could lose control of the vehicle.
There is a risk of an accident and injury.
Only operate the adjustment knobs when the
vehicle is stationary. Do not reach through the
steering wheel when driving. G
WARNING
If you operate information systems and
communication equipment integrated in the
vehicle while driving, you will be distracted
from traffic conditions. You could also lose
control of the vehicle. There is a risk of an
accident.
Only operate the equipment when the traffic
situatio npermits .Ifyou are not sure that this
is possible, park the vehicle paying attention
to traffic conditions and operate the
equipment when the vehicle is stationary. G
WARNING
If the instrument cluster has failed or
malfunctioned, you may not recognize
function restrictions in systems relevant to
safety. The operating safety of your vehicle
may be impaired. There is a risk of an
accident. Drive on carefully. Have the vehicle checked
at a qualified specialist workshop
immediately.
If uncertainties regarding the operating safety
of the vehicle arise when continuing the
journey, stop the vehicle, paying attention to
road and traffic conditions.
You must observe the legal requirements for
the country in which you are currently driving
when operating COMAND. Instrument cluster
Overview
0005
Instrument cluster on vehicles without
steering wheel buttons
0006 Instrument cluster in vehicles with
steering-wheel buttons
0026 000E/000F adjustment button, 0004menu
button, 0007reset button, 0012service button
(engine oil level check)
You will find a full overview of the instrument
cluster in the "At a glance" section
(Y page 33).
The display in the instrument cluster is
activated when you:
R open the driver's door
R turn the key to position 2in the ignition lock 176
Instrument clusterOn-board computer and displays
R
press the 0007reset button
R switch on the lights
The display switches off automatically after
approximately 30 seconds if:
R the vehicle lighting is not switched on.
R the key is in position 0in the ignition lock. Instrument lighting
When the lights are switched on, you can
adjust the brightness of the instrument
cluster lighting using the 000Eand 000Fbuttons.
X To brighten: press the000Ebutton.
X To dim: press the 000Fbutton.
i Vehicles with automatic headlamp mode:
the instrument lighting also adapts to
automatic headlamp mode. Tachometer
! Do not drive in the overrevving range, as
this could damage the engine. H
Environmental note
Avoid driving at high engine speeds. This
unnecessarily increases the fuel consumption
of your vehicle and harms the environmen tas
a result of increased emissions.
The red band in the tachometer indicates the
engine's overrevving range.
To protect the engine, the fuel supply is
interrupted when the red band is reached. Outside temperature
You should pay special attention to road
conditions when temperatures are around
the freezing point.
On vehicles without steering wheel buttons
(Y page 178) and on vehicles with steering
wheel buttons (Y page 182), the outside
temperature display is in the display. Changes in the outside temperature are
displayed after a shor
tdelay. Speedometer
The speed can also be shown in the display.
You can find information on the digital
speedometer for vehicles without steering
wheel buttons under (Y page 178) and for
vehicles with steering wheel buttons under
(Y page 182).
i In some countries, a warning sounds
when the vehicle reaches the maximum
speed limit, e.g. at 75 mph ( 120 km/h). Trip odometer
X To reset: make sure that the display is
showing the trip odometer if you have a
vehicle with steering wheel buttons
(Y page 182).
X Press and hold the 0007reset button until the
trip odometer is reset to 0.0 .
Fuel gage
0005
Fuel gage on vehicles without steering
wheel buttons
0006 Fuel gage on vehicles with steering wheel
buttons Instrument cluster
177On-board computer and displays Z
0026
Fuel fille rflap location indicator 000F: the
fuel filler flap is on the left-hand side. Fuel
filler flap location indicator 001E:the fuel
filler flap is on the right-hand side
0025 Reserve fuel warning lamp (Y page 216)DEF gauge
Vehicles without steering wheel
buttons If the supply of DEF is less than 1.5 US gal
(5.5 l), the 0009indicator lamp lights up and
the 0002dEF Chk display message appears.
If the supply of DEF falls below the reserve
range of 0.8 US gal (3.0 l), the 0009indicator
lamp lights up and the 0002StArtS RExxdisplay message appears. In the display,
xxcorresponds to the number of possible
remaining engine starts (16
to
0 ).
Further information on DEF consumption can
be found in the "Service products and filling
capacity" section (Y page 320).
Vehicles with steering wheel buttons If the supply of DEF is less than 1.5 US gal
(5.5 l), the Check Diesel Exhaust Fluid See Operator's Manual message is shown
in the display.
If the supply of DEF falls below the reserve
range of 0.8 US gal (3.0 l), the 0009xxstarts remaining message is displayed. In
the display, xx corresponds to the number of
possible remaining engine starts (16 to
0 ).
Further information on DEF consumption can
be found in the "Service products and filling
capacity" section (Y page 320). On-board computer (vehicles without
steering wheel buttons)
Operating the on-board computer
General notes The on-board computer is activated as soon
as you turn the key to position
1in the ignition
lock.
The on-board computer shows vehicle
information and settings in the display.
You can control the displaya nd the settings
in the on-board compute rusing the
adjustment buttons on the instrument
cluster.
Standard display 0005
Odometer
0006 Trip odometer
0026 Clock
0025 Outside temperature or digital
speedometer
0023 Fuel gage (Y page 177)
0024 Selector lever position or current shift
range with automatic transmission
(Ypage 138)
X To call up the standard display: turn the
key to position 2in the ignition lock.
X Press the 0004menu button for longer than
one second.
The information shown in the display
changes from the outside temperature to
the digital speedometer. 178
On-board computer (vehicles without steering wheel buttons)On-board computer and displays
Menus in the on-board computer
Overview If you wish to exit a menu and go to the
standard display:
X Press the 0004menu button for longer than
one second.
Or
X Do not press any button for 10 seconds.
The display accepts the changed settings.
Using the 000E,000F,0004or0007 adjustment
buttons, you can select the following
functions:
R Calling up the service due date
(Y page 249)
R Checking the oil level (Y page 242)
R Preselecting/setting the auxiliary heating
switch-on time ( Ypage 119)
R Tire pressure monitor (Y page 281)
R Setting the time (Y page 179)
R Setting daytime running lamp mode
(Y page 179)
Setting the time X
Turn the key to position 2in the ignition
lock.
X Press the 0004menu button repeatedly until
the hours figure flashes.
X Press the 000Eor000F button to set the hour.
X Press the 0007reset button.
The minute display flashes.
X Press the 000Eor000F button to set the minute.
i If you keep the 000Eor000F button pressed,
the value will change continuously.
Setting daytime running lamp mode For safety reasons, it is only possible to
change this setting when the vehicle is
stationary. The factory setting is
On in
countries in which daytime running lamp
mode is mandatory. X
Turn the key to position 2in the ignition
lock.
X Press the 0004menu button repeatedly until
the 0004 indicator lamp flashes and the
on or
OFF message appears in the display.
X Press the 000Eor000F button to activate or
deactivate daytime running lamp mode.
If you have activated daytime running lamp
mode and the light switch is set to 000C, the
following light up automatically when the
engine is running:
R Parking lamps
R Low-beam headlamps
R Tail lamps
R License plate lamp
i USA only:
If you turn the light switch to 000Bor
0004, the corresponding light switches on.
If you turn the light switch to 0007, daytime
running lamp mode stays switched on.
Canada only:
If you turn the light switch to 0004, the low-
beamh eadlamps switch on. If you turn the
light switch to 000Bor0007, daytime
running lamp mode stays switched on. On-boar
dcomputer (vehicles without steering wheel buttons)
179On-board computer and displays Z
Menu Overview
Diagrams This is whatt
he displays look like when you scroll through the menus.
Generic terms On Sound 5/Audio 20, the on-board
computer always shows the
AUDIOandTEL
(telephone) menus in English. This is the case
even if a different language is selected for the
display. Operation
0005
Operation menu (Y
page 181)
R Standard display
R Calling up the service due date
(Y page 249)
R Tire pressure monitor
(Y page 281)
R Checking the engine oil level
(Y page 242) 0006
Audio menu (Y
page 182) 0026
Message memory menu
(Y
page 193) 0025
Settings menu (Y
page 183) Operation
0023
Trip computer menu (Y
page 189) 0024
Telephone menu (Y
page 190) i
The generic terms in the tabular overview
should make orientation easier for you.
However, they are not always shown on the
display. Operation menu
Overview You can select the following functions in the
Operation
menu by pressing the 0001or
0009 buttons on the steering wheel:
R Displaying the trip odometer and odometer
(standard display) (Y page 182)
R Displaying the coolant temperature
(Y page 182) On-board computer (vehicles with steering wheel buttons)
181On-board computer and displays Z
Using the steering wheel buttons
X
Press the 0010or0007 button repeatedly
until the Settings menu appears in the
display.
X Press the 0001button to switch to the
submenu selection.
X Press the 0011or0012 button to select the
Clock submenu.
X Press the 0001button to select the
12/24 h function.
The selection marker is on the current
setting.
X Press the 0011or0012 button to select the
12 h or
24 h clock format.
Lighting submenu Setting daytime running lamp mode
For safety reasons, it is only possible to
change this setting when the vehicle is
stationary. The factory setting is
Constant in
countries in which daytime running lamp
mode is mandatory.
Using the steering wheel buttons
X Press the 0010or0007 button repeatedly
until the Settings menu appears in the
display.
X Press the 0001button to switch to the
submenu selection.
X Press the 0011or0012 button to select the
Lighting submenu. X
Press the 0001button to select the
Hdlmp. mode function.
The selection marker is on the current
setting.
X Press the 0011or0012 button to select the
Manual or
Constant (daytime running
lamp mode) setting.
If you have activated daytime running lamp
mode and the light switch is set to 000C, the
following light up automaticallyw hen the
engine is running:
R the parking lamps
R the low-beam headlamps
R the tail lamps
R the license plate lamps
i USA only:
If you turn the light switch to 000Bor
0004, the corresponding light switches on.
If the light switch is turned to 0007,
daytime running lamp mode remains
activated.
Canada only:
If you turn the light switch to 0004, the low-
beam headlamps switch on. Daytime
running lamp mode remains activated if the
light switch is turned to 000Bor0007.
i For safety reasons, it is not possible to
reset the Hdlmp. mode function to the
factory setting while the vehicle is in
motion. You will see the following message
in the display: Setting only possible at standstill .
Switching surround lighting (locator
lighting) on/off On-board computer (vehicles with steering wheel buttons)
187On-board computer and displays Z
Using the steering wheel buttons
X
Press the 0010or0007 button repeatedly
until the Settings menu appears in the
display.
X Press the 0001button to switch to the
submenu selection.
X Press the 0011or0012 button to select the
Lighting submenu.
X Press the 0001button to select the Loc.lighting function.
The selection marker is on the current
setting.
X Press the 0011or0012 button to switch
the surround lighting (locator lighting) On or
Off .
If you switch the surround lighting to On , the
following lamps light up in the dark after you
have unlocked the vehicle using the key:
R the parking lamps
R the tail lamps
R the license plate lamps
R the fog lamps
The surround lighting automatically switches
off after 40 seconds or when you:
R open the driver's door
R insert the key into the ignition lock
R lock the vehicle using the key
Setting the exterior lighting delayed
switch-off In the
Headlamps submenu, you can set
whether and for how long you wish the
exterior lighting to remain on after closing the
doors. Using the steering wheel buttons
X
Press the 0010or0007 button repeatedly
until the Settings menu appears in the
display.
X Press the 0001button to switch to the
submenu selection.
X Press the 0011or0012 button to select the
Lighting submenu.
X Press the 0001button to select the
Headlamps function.
The selection marker is on the current
setting.
X Press the 0011or0012 button to select
whether and for how long you wish the
exterior lighting to remain on.
If you have set the delayed switch-off and
switch off the engine, the following remain lit:
R the parking lamps
R the tail lamps
R the license plate lamps
R the fog lamps
i You can reactivate this function by
opening a door within 10 minutes.
The exterior lighting is switched off after
60 seconds if you do not open a door or if
you do not close an opened door after the
engine has been switched off.
Vehicle submenu Setting the radio station selection
With the
Search function, you can set how
the radio changes the station when you
operate it with the steering wheel buttons
(not with Audio 20). 188
On-board computer (vehicles with steering wheel buttons)On-board computer and displays
Display messages Possible causes/consequences and
0004 Solutions
0002
dEF Chk In addition, the yellow
0018engine diagnosis indicato rlamp and
the yellow 0009DEF indicator lamp light up and a warning tone
sounds.
The DE Freducing agent is contaminated, diluted or is not
compliant with ISO 22241.
After the first message and under normal operating conditions,
you can drive on for up to approximately 50 miles (80 km). Then
a warning tone sequence sounds and the engine can only be
started another 16 times.
X Have the DEFt ank cleaned and refilled at a qualified specialist
workshop as soon as possible. 0002
dEF Chk In addition, the yellow
0009DEFindicato rlamp lights up and a
warning tone sounds.
The DE Fsupply has dropped below 1. 5USgal (5.5l).
After the message appears for the first time, and under normal
driving conditions, the remaining DEFs upply will last for
approximately 1000 miles (1600 km).
After that, th e0.8 US ga l(3.0 l) reserv emark is reached. A warning
tone sequence sounds and th eengine can then only be started
another 16 times.
X add DEF supply (Y page 143).
After topping up, the system check takes approximately
20 seconds. The 0009DEF indicator lamp then goes out. 0002
StArtS RExx In addition, the yellow
0018engine diagnosis indicator lamp and
the yellow 0009DEF indicator lamp light up and a warning tone
sounds. Awarning tone sequence sounds.
Afte rthe message appears for the first time, the engine can only
be started another 16 times.
The number of remaining engine starts xx (16 to
0 ) is shown in the
message every time the engine is started. Once the number 0 is
shown, the engine can no longer be started. The DEF reducing agent is contaminated, diluted or is not
compliant with ISO 22241.
X
Have the DEF tank cleaned and refilled at a qualified specialist
workshop as soon as possible. Display messages
195On-board computer and displays Z