Page 98 of 225

96Instruments and controlsPress● To select or activate the marked option
● To confirm a set value
● To switch a system function on/ off
To exit a menu, turn the multifunction knob left or right to Return or Main and
select.
Select using the left adjuster
wheel on the steering wheel
Turn the adjuster wheel to call up the required function.
Press the adjuster wheel to select
marked items and confirm
commands. Press to operate the stop
watch or restart measurement and
calculation.
Trip computer 3 102.
Function areas
For each function area there is a main
page (Main), which is selected at the
top edge of the display:
● Audio,
● Navigation,
● Telephone,
● Trip computer.
See Infotainment manual for further information.
System settings
The settings are accessed via the
Settings menu. Press Main (not found
on all Infotainment systems) on the
Infotainment system, to call up main
display. Press Settings. On
Infotainment System CD 30, ensure
no menu has been selected. The
Settings menu is displayed.
The functions are displayed in the
following order:
● Time, Date
● Language
Page 100 of 225
98Instruments and controls
Select the desired language.
Selections are indicated by a 6 in
front of the menu item.
In systems with voice output, when
the language setting of the display is
changed, the system will ask whether the announcement language should
also be changed – see Infotainment
manual.
Setting units of measure
Select menu item Units from the
Settings menu. The available units
are displayed. Select the desired unit.
Selections are indicated by a o in
front of the menu item.
Adjusting contrast
(Graphic-Info-Display)
Select menu item Contrast from the
Settings menu. The menu is
displayed. Confirm the required
setting.
Setting display mode
The display can be adjusted to suit
the lighting conditions:
Select menu item Day / Night from the
Settings menu. The options are
displayed.
Automatic ; adapted based on vehicle
lighting.
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Instruments and controls99Always day design; black or coloured
text on a light background.
Always night design ; white or
coloured text on a dark background.
Selections are indicated by a o in
front of the menu item.
Ignition logic
See Infotainment manual.Vehicle messages
Warning chimes When starting the engine or whilst
driving
Only one warning chime will sound at a time.
The warning chime regarding
unfastened seat belts has priority
over any other warning chime.
● If seat belt is not fastened.
● When operating the turn and lane-change signals.
● When the vehicle is being driven and the electrical parking brake isapplied 3 143.
● When releasing the electrical parking brake without applying
the foot brake 3 90.
● If there is a fault in the braking system 3 85.
● If the parking assist detects an object 3 148.● During automatic self-cleaning of
the diesel particle filter 3 129.
● In vehicles equipped with engine overspeed warning; when
vehicle speed exceeds 120 km/h
3 91.
When the vehicle is parked and/or the driver's door is opened
● When the key is in the ignition switch.
● With exterior lights on.
Tyre pressure
Check control
Page 102 of 225

100Instruments and controlsIn vehicles with tyre pressure
monitoring system, if low tyre
pressures are detected, relevant
information appears on the
Info-display.
Reduce speed and check tyre
pressure at the next opportunity.
Check tyre pressures 3 182, 3 212.
If there is a considerable loss of
pressure, a corresponding message
appears indicating the relevant tyre.
Steer out of the flow of traffic as
quickly as possible without
endangering other vehicles. Stop and
check the tyres. Mount the spare
wheel 3 190, 3 193.
Tyre pressure monitoring system
3 183.Trip computer
Trip computer in Board-Info-
Display
The trip computer provides
information on driving data, which is
continually recorded and evaluated electronically. Access trip computer
vehicle data by pressing the BC
button on the Infotainment system or
the left adjuster wheel on the steering wheel.
Some of the functions appear on the
display in an abbreviated form. Once a function has been selected, the
subsequent rows of the trip computer
function are displayed.
The functions are displayed in the
following order:
● Instantaneous consumption
● Average consumption
● Effective consumption
● Average speed
● Distance travelled
● Range
● Stop watch
Page 103 of 225

Instruments and controls101Board-Info-Display 3 92.
Instantaneous consumption
Display of the instantaneous
consumption.
Display changes depending on
speed:
Display in l/h:below 13 km/hDisplay in
l/100 km:above 13 km/h
Average consumption
Display of average consumption. The measurement can be reset at any
time.
Effective consumption
Display of the amount of fuel
consumed. The measurement can be reset at any time.
Average speed
Display of average speed. The
measurement can be reset at any
time.
Stoppages in the journey with the
ignition off are not included in the
calculations.
Distance travelled
Display of distance travelled. The
measurement can be reset at any
time.
RangeRange is calculated from current fuel
tank content and instantaneous
consumption. The display shows average values.
After refuelling, the range is updated
automatically after a brief delay.If the fuel in the tank allows less than
50 km of travel, the warning Range
appears on the display.
If the fuel in the tank allows less than
30 km of travel, the warning Refuel!
appears on the display.
Acknowledge the menu item 3 92.
Resetting trip computer
information
Select the desired trip computer
information and reset by pressing the left adjuster wheel on the steering
wheel or the OK button on the
Infotainment system.
Stop watch
Page 104 of 225

102Instruments and controlsUsing the arrow buttons:
To start, press left arrow button to
select menu item Start and press OK
button to start/stop. To reset, press left arrow button to select menu item
Reset and press OK button.
Using the left adjuster wheel on the
steering wheel:
To start, select menu item Start and
press to start/stop. To reset, select
menu item Reset and press to confirm
command.
Interruption of power supply
If the power supply has been
interrupted or if the battery voltage
has dropped too low, the values
stored in the trip computer will be lost.Trip computer in Graphic-
Info-Display or Colour-Info-Display
The trip computers provide
information on driving data, which is
continually recorded and evaluated electronically. The trip computer main page provides information on range,
average consumption and
instantaneous consumption.
To display other trip computer data,
press the BC button on the
Infotainment system and select the
trip computer menu in the display.
The information of the two trip
computers can be reset separately,
making it possible to display different
trip distances.
Graphic-Info-Display,
Colour-Info-Display 3 94.
Range
Range is calculated from current fuel
tank content and instantaneous
consumption. The display shows average values.
After refuelling, the range is updated
automatically after a brief delay.
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Instruments and controls103
If the fuel in the tank allows less than
50 km of travel, the warning Range
appears on the display.
If the fuel in the tank allows less than
30 km of travel, the warning Refuel!
appears on the display.
Acknowledge the menu item 3 94.
Instantaneous consumption
Display of the instantaneous
consumption.
Display changes depending on
speed:
Display in l/h:below 13 km/hDisplay in
l/100 km:above 13 km/hDistance travelled
Display of distance travelled. The
measurement can be reset at any
time.
Average speed
Display of average speed. The
measurement can be reset at any
time.
Stoppages in the journey with the ignition off are not included in the
calculations.
Effective consumption Display of the amount of fuel
consumed. The measurement can be
reset at any time.
Average consumption Display of average consumption. Themeasurement can be reset at any
time.Resetting trip computer
information
Select BC 1 or BC 2 from the trip
computer menu.
Select the desired trip computer
information and reset by pressing the left adjuster wheel on the steering
wheel or the OK button on the
Infotainment system.
Page 186 of 225

184Vehicle careTyre pressures in Info-Display
The current tyre pressures can be
shown in the menu item Tyres in the
Board Computer menu. Press BC on
the Infotainment system and select
the menu item.
The tyre pressure monitoring system
automatically detects the vehicle
load. A corresponding message may appear on the Info-Display if
inconsistent tyre pressures are
detected. In some versions, the
message is displayed in abbreviated
form.
For example, the following messages can be displayed:
A graphic indicating the left rear tyre
is shown together with the current tyre
pressure; slight pressure deviation.
Reduce speed. Check tyre pressure
at next opportunity with an
appropriate gauge and correct if
necessary.
On the Colour-Info-Display, this
message will appear in yellow.A graphic indicating the front left tyre
is shown together with the current tyre
pressure; significant pressure
deviation or direct pressure loss.
Steer out of the flow of traffic as
quickly as possible without
endangering other vehicles. Stop and
check the tyres. Mount the spare
wheel if necessary 3 190.
On the Colour-Info-Display, this
message will appear in red.
Acknowledgement of warnings 3 92,
3 94.
Vehicle messages 3 99.