Instruments and controls93Illuminates for a few seconds after the
ignition is switched on. The system is ready for operation when the control
indicator extinguishes.
If the control indicator does not
extinguish after a few seconds, or if it
illuminates while driving, there is a
fault in the ABS. The brake system
remains operational but without ABS
regulation.
Antilock brake system 3 147.
Gear shifting
R or S with the number of a higher or
lower gear is indicated, when up- or
downshifting is recommended for fuel
saving reasons.
Descent control system
u illuminates or flashes green.
Illuminates green
The system is ready for operation.
Flashes green
The system is in operation.Lane departure warning
) illuminates green or flashes yellow.
Illuminates green
System is switched on and ready to
operate.
Flashes yellow
System recognises an unintended
lane change.
Lane departure warning 3 164.
Electronic Stability Control
off
n illuminates yellow.
The system is deactivated.
Electronic Stability Control
and Traction Control system
b illuminates or flashes yellow.Illuminates
A fault in the system is present.
Continued driving is possible. Driving
stability, however, may deteriorate depending on road surface
conditions.
Have the cause of the fault remedied by a workshop.
Flashes
The system is actively engaged.
Engine output may be reduced and
the vehicle may be braked
automatically to a small degree.
Electronic Stability Control 3 149,
Traction Control system 3 148.
Traction Control system off k illuminates yellow.
The system is deactivated.
Preheating ! illuminates yellow.
Preheating of diesel engine is
activated. Only activates when
outside temperature is low.
94Instruments and controlsTyre pressure monitoringsystem
w illuminates or flashes yellow.
Illuminates
Tyre pressure loss. Stop immediately
and check tyre pressure.
Flashes
Fault in system or tyre without
pressure sensor mounted (e.g. spare
wheel). After 60-90 seconds the
control indicator illuminates
continuously. Consult a workshop.
Tyre pressure monitor system
3 196.
Engine oil pressure
I illuminates red.
Illuminates when the ignition is
switched on and extinguishes shortly
after the engine starts.Illuminates when the engine is
runningCaution
Engine lubrication may be
interrupted. This may result in
damage to the engine and/or
locking of the drive wheels.
1. Depress clutch.
2. Select neutral gear, set selector lever to N.
3. Move out of the flow of traffic as quickly as possible without
impeding other vehicles.
4. Switch off ignition.
9 Warning
When the engine is off,
considerably more force is needed
to brake and steer. During an
Autostop the brake servo unit will still be operational.
Do not remove key until vehicle is
stationary, otherwise the steeringwheel lock could engage
unexpectedly.
Check oil level before seeking the
assistance of a workshop 3 179.
Low fuel
Y illuminates or flashes yellow.
Illuminates
Level in fuel tank is too low.
Flashes
Fuel used up. Refuel immediately.
Never run the tank dry.
Refuelling 3 168.
Catalytic converter 3 141.
Bleeding the diesel fuel system
3 183.
Immobiliser d flashes yellow.
Fault in the immobiliser system. The
engine cannot be started.
96Instruments and controlsIlluminates green
Speed limiter is active. Set speed is
indicated near L symbol.
Speed limiter 3 153.
Traffic sign assistant
L displays detected traffic signs as a
control indicator.
Traffic sign assistant 3 160.
Door open h illuminates red.
A door or the tailgate is open.Information displays
Driver Information Centre
The Driver Information Centre is
located in the instrument cluster.
Depending on the version and the
instrument cluster, the Driver
Information Centre is available as
Midlevel display or Uplevel display.
Driver Information Centre indicates
depending on the equipment:
● overall and trip odometer
● vehicle information
● trip/fuel information
● driving economy information ● vehicle and warning messages
● vehicle settingsMidlevel display
Main menus are: ● Trip/fuel information, displayed by ; , see description below.
● Vehicle information, displayed by ? , see description below.
● Eco information, displayed by @ , see description below.
Some of the displayed functions differ
when the vehicle is being driven or at a standstill and some functions are
only active when the vehicle is being
driven.
98Instruments and controlsOn Midlevel display the pages
Remaining Oil Life, Tyre Pressure,
Traffic Sign Assistant and Following
Distance are displayed in the Vehicle
information menu, select ?.
Trip odometer 1/2 or A/B
Trip odometer displays the current
distance since a certain reset.
Trip odometer counts up to a distance of 9,999 miles then restarts at 0.
To reset press SET/CLR for a few
seconds.
The information of trip odometer page
1/A and 2/B can be reset separately
while the respective display is active.
Average Fuel Consumption
Display of average consumption. The measurement can be reset at any
time and starts with a default value.
To reset press SET/CLR for a few
seconds.
Average speed
Display of average speed. The
measurement can be reset at any
time.To reset press SET/CLR for a few
seconds.
Digital speed
Digital display of the instantaneous
speed.
Fuel range
Range is calculated from current fuel
level and current consumption. The
display shows average values.
After refuelling, the range is updated
automatically after a brief delay.
When the level in the fuel tank is low,
a message appears on the display
and the control indicator Y in the fuel
gauge illuminates.
When the fuel tank must be refuelled
immediately, a warning message
appears and remains on the display.
Additionally, the control indicator Y in
the fuel gauge flashes 3 94.
Instantaneous Fuel Consumption
Display of the instantaneous
consumption.Remaining Oil Life
Indicates an estimate of the oil's
useful life. The number in percentage means the remainder of current oil life 3 86.
Tyre Pressure
Checks tyre pressure of all wheels
during driving 3 196.
Traffic sign assistant
Displays the detected traffic signs for
the current route section 3 160.
Following Distance
Displays the distance in seconds to a
preceding moving vehicle 3 156.
Timer
To start and stop follow the
instructions on the display. To reset,
press SET/CLR .
Eco information menu, @
● Top consumers
● Economy trend
● Eco index
Instruments and controls99On Uplevel display the pages Top
Consumers, Economy Trend and Eco
index, are displayed in the Trip/fuel
information menu, select Info.
Top Consumers
List of top comfort consumers
currently switched on is displayed in
descending order. Fuel saving
potential is indicated.
During sporadic driving conditions,
the engine will activate the heated
rear window automatically to increase
the engine load. In this event, the
heated rear window is indicated as
one of the top consumers, without
activation by the driver.Economy Trend
Displays the average consumption
development over a distance of
31 miles. Filled segments display the
consumption in 3.1 mile steps and
shows the effect of topography or
driving behaviour on fuel
consumption.
Economy index
The current fuel consumption is
indicated on an economic scale. For
economical driving, adapt driving
style to keep the filled segments
within the Eco area. The more
segments are filled, the higher the
fuel consumption.
Simultaneously the average
consumption value is indicated.
Vehicle information menu, ? or
Options L
The following list contains all possible
Options Menu pages. Some may not
be available for your particular
vehicle. Depending on the display
some functions are symbolised.
Turn the adjuster wheel to select a
page and follow the instructions given in the submenus:
● Units
● Info pages
● Speed warning
● Tyre loading
Units
Press SET/CLR while units is
displayed. Select imperial or metric units by turning adjuster wheel.
Confirm by pressing SET/CLR.
Info pages
Press SET/CLR while Info pages is
displayed. A list of all items in the Info
Menu is displayed. Select the
100Instruments and controlsfunctions to be displayed in the Info
page by turning the adjuster wheel
and confirm by pressing SET/CLR.
Selected pages have a 9 in a
checkbox. Non-viewable functions
have a blank checkbox. See Info
Menu above.
Speed warning
The speed warning function alerts the driver when a set speed is exceeded.
To set the speed warning, press
SET/CLR while the page is displayed.
Turn the adjuster wheel to select and
adjust the value. Press SET/CLR to
set the speed. Once the speed is set, this feature can be turned off by
pressing SET/CLR while viewing this
page. If the selected speed limit is
exceeded, a pop-up warning is
displayed with a chime.
Tyre Load
The tyre pressure category according
to the actual tyre inflation pressure
can be selected 3 196. Turn the
adjuster wheel to select a category Light ,Eco or Max .
Press SET/CLR to confirm category.
Info display
The Info-Display is located in the
instrument panel near the instrument
cluster.
Depending on the vehicle
configuration the vehicle has a
● Graphic-Info-Display
or
● 7'' Colour-Info-Display with
touchscreen functionality
or
● 8'' Colour-Info-Display with
touchscreen functionalityThe Info displays can indicate:
● time 3 80
● outside temperature 3 79
● date 3 80
● Infotainment system, see description in the Infotainment
manual
● indication of rear view camera 3 159
● indication of parking assist instructions 3 157
● navigation, see description in the
Infotainment manual
● system messages
● settings for vehicle personalisation 3 104
102Instruments and controlsPress MENU to confirm a selection.
Press BACK to exit a menu without
changing a setting.
Press ; to return to the homepage.
For further information, see
Infotainment manual.Touchscreen operation
Display must be switched on by
pressing X. Press ; to select
homepage.
Touch required menu display icon or
a function with the finger.
Scroll a longer submenu list with the
finger up or down.
Confirm a required function or
selection by touching.
Touch q on the display to exit a
menu without changing a setting.
Press ; to return to the homepage.
For further information, see
Infotainment manual.Speech recognition
Description see Infotainment manual.
Vehicle personalisation 3 104.
Valet mode
Some functions of the Driver
Information Centre and the Info-
Display can be limited for some
drivers.
Activation or deactivation of valet
mode can be set in the menu
Settings in the vehicle personalisation
menu.
Vehicle personalisation 3 104.
For more information see
Infotainment manual.Vehicle messages
Messages are indicated mainly in the
Driver Information Centre, in some
cases together with a warning chime.
Press SET/CLR on the turn signal
lever to confirm a message.
Vehicle and service messages The vehicle messages are displayed
as text. Follow the instructions given
in the messages.
Instruments and controls103Warning 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 a door, the tailgate or bonnet is
open.
● If seat belt is not fastened. ● If a certain speed is exceeded with parking brake applied.
● If a programmed speed or speed
limit is exceeded.
● If a warning message appears in the Driver Information Centre.
● If approaching a vehicle ahead too closely.
● If the electronic key is not in the passenger compartment.
● If an unintended lane change occurs.● If the parking assist detects an object.
● If the fuel level is low.
When the vehicle is parked and/or the driver's door is opened
● With exterior lights on.
During an Autostop ● If the driver's door is opened.
● If any condition for an autostart is
not fulfilled.
Battery voltage When the battery voltage is running
low, a warning message or warning code 174 will appear in the Driver
Information Centre.
1. Switch off immediately any electrical consumers which are
not required for a safe ride, e.g.
seat heating, heated rear window
or other main consumers.
2. Charge the battery by driving continuously for a while or by
using a charging device.The warning message or warning
code will disappear after the engine
has been started twice consecutively
without a voltage drop.
If the battery cannot be recharged,
have the cause of the fault remedied
by a workshop.