
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

Using the steering wheel buttons
X
Switch on the audio equipment (see the
separate operating instructions).
X Press the 0010or0007 button repeatedly
until the station selected appears in the
display.
The kind of search depends on the setting
for radio station selection (Y page 188).
The nearest stored station will be selected
or the station search starts (except on
Audio 20).
X Press the 0001or0009 button to select the
desired station.
i You can only store new stations on the
audio system itself. See the separate
operating instructions.
You can also operate the audioe quipment
in the same way as usual.
Operating the CD player 0005
Current CD (with CD changer)
0006 Current track
Using the steering wheel buttons
X Switch on the audio equipment and select
the CD player (see the separate operating
instructions).
X Press the 0010or0007 button repeatedly
until the settings for the CD played appear
in the display.
X Press the 0001or0009 button to select a
CD track. Settings menu
Introduction In the
Settings menu, the following options
and submenus are available:
R Resetting all settings
R Resetting the functions of a submenu
R Instrument cluster (Y page 184)
- Units and language settings
- Status bar settings
R Clock( Ypage 186)
R Lighting (Y page 187)
- Activating/deactivating daytime running
lamp mode and surround lighting (locator
lighting)
- Setting the exterior lighting delayed
switch-off
R Vehicle (Y page 188)
- Setting the radio station selection
- Setting the windshield wiper sensitivity
R Stationary heating or auxiliary heating
(Y page 119)
R Convenience (Y page 189)
- Key-dependent settings
i For safety reasons, it is not possible to
reset all of the functions while the vehicle
is in motion. For example, the Lighting function in the
Hdlmp. mode submenu
remains unchanged.
Resetting all settings Settings menu
When the
Settings message is displayed,
you can reset all functions of the submenu to
the factory settings. On-boar
dcomputer (vehicles with steering wheel buttons)
183On-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 and hold the 0007reset button for
approximately 3seconds.
You will see a message in the display
prompting you to press reset button 0007
again to confirm.
X Press the 0007reset button again.
The functions in all submenus are reset to
the factory settings.
i If you want to retain the settings, do not
press the 0007reset button a second time.
The Settings menu appears again after
approximately five seconds.
Resetting the functions of asubmenu You can individually reset the functions of
each submenu to the factory settings.
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 a
submenu.
X Press and hold reset button 0007for
approximately 3seconds.
You will see a message in the display
prompting you to press reset button 0007
again to confirm.
X Press reset button 0007again.
All functions in the submenu are reset to
the factory settings.
i If you want to retain the settings, do not
press reset button 0007a second time. The
Settings menu appears again after
approximately five seconds. Selecting submenus You will see the collection of submenus.
There are more submenus than can be
displayed at the same time.
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 a
submenu.
The submenu currently selected is
highlighted.
X Press the 0001button to select the
function within a submenu.
X Change the setting by pressing the 0011or
0012 button.
The changed setting is saved.
Instrument cluster submenu Selecting the unit for temperature
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. 184
On-boar
dcomputer (vehicles with steering wheel buttons)On-board computer and displays

The
Frequency setting starts the station
search. The Memory setting selects the next
stored station.
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 0011or0012 to select the Vehicle submenu.
X Press the 0001button to select the
Search function.
The selection marker is on the current
setting.
X Press the 0011or0012 button to select the
station search mode.
Setting the windshield wiper sensitivity You can use the
Wipe sensor function to set
the sensitivity of the rain/light sensor.
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 0011or0012 to select the Vehicle submenu.
X Press the 0001button to select the Wipe sensor function.
The selection marker is on the current
setting.
X Press the 0011or0012 button to set the
sensitivity of the rain/light sensor. The levels are graded as follows:
R
Level 1 :h
igh sensitivity –wiping begins
even in light rain
R Level 2 :m
oderate sensitivity
R Level 3 :l
ow sensitivity –wiping only
begins in heavy rain
Convenience submenu The
Key function allows you to define whether
settings for some submenus are stored with
a key dependence.
This function pertains to the Inst. cluster (instrument cluster) menu, the
Lighting menu and the
Vehicle menu.
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 selec tthe
Convenience submenu.
X Press the 0001button to select the Key function.
The selection marker is on the current
setting.
X Press the 0011or0012 button to activate
or deactivate key dependency. Trip computer menu
General notes You can call up or reset statistical data for the
vehicle in the
Trip computer menu. On-board computer (vehicles with steering wheel buttons)
189On-board computer and displays Z

Display messages Possible causes/consequences and
0004 Solutions
0004
Hood open You are already driving at walking pace, eve
nthough the hood is
not closed.
X Close the hood. 0002
Please enter PIN: You have not yet entered your PIN in the mobile phone.
X
Enter the PIN for the SIM card. 0004
Doors open You are already driving at walking pace, even though not all the
doors are closed.
X
Close the doors. 000F
Check wash. fluid
level The washer fluid level is too low.
X
Add washer fluid (Y page 246).Key
Display messages Possible causes/consequences and
0004 Solutions
0005
Replace key Visit
workshop The key is no longer working.
X
Visit a qualified specialist workshop. Indicator and warning lamps in the instrument cluster
G
WARNING
If maintenance work is carried out incorrectly, the operating safety of your vehicle may be
affected. This could cause you to lose control of your vehicle and cause an accident. Moreover,
the safety systems may no longer be able to protect you or others as they are designed to do.
Always have service work carried out at a qualified specialist workshop. Indicator and warning lamps in the instrument cluster
209On-board computer and displays Z

Problem Possible causes/consequences and
0004 Solutions
000D
The yellow ASR/
ESP®
warning
lamp flashes
while the vehicle
is in motion. G
WARNING
ESP ®
or ASR is intervening because at least one of the wheels has
reached its tire grip limit.
Cruise control is deactivated for the duration of the intervention.
X Adapt your driving style to suit the road and traffic conditions.
Do not use too much throttle.
X Drive slowly. 000D
The yellow ASR/
ESP®
warning
lamp is lit while
the engine is
running. ASR is deactivated.
G WARNING
The driven wheels can spin when accelerating.
There is an increased risk of skidding and accidents.
X Activate ASR again. Exceptions (Y page 58).0002
000E000A0008
The yellow ESP ®
, ABS
and ASR/BAS indicator
lamps and the red
brake system indicator
lamp are lit while the
engine is running. EBD is malfunctioning or deactivated due to undervoltage or
malfunction.
The battery may not be being charged.
G WARNING
The rear wheels could lock sooner than expected when you apply
the brakes. The braking distance can increase in emergency
braking situations.
There is an increased risk of skidding and accidents.
X Vehicles with steering wheel buttons: also observe the
messages in the display (Y page 192).
X Stop the vehicle as soon as possible, paying attention to road
and traffic conditions.
X Do not drive on.
X Consult a qualified specialist workshop. 210
Indicator and warning lamps in the instrument clusterOn-board computer and displays