Page 85 of 269
Instruments and controls83The mobile phone must be smaller
than 8 cm in width and 15 cm in length
to fit into the charging device.
To charge a mobile phone: 1. Remove all objects from the charging device.
2. Place the mobile phone with the display facing upwards on the
charging device.
Cigarette lighter
The cigarette lighter is located in the
centre console.
Press in cigarette lighter. It switches off automatically once the element is
glowing. Pull out lighter.
AshtraysCaution
To be used only for ash and not for combustible rubbish.
The portable ashtray can be placed in
the cupholders.
Warning lights, gauges
and indicators
Instrument cluster
The needles of the instruments briefly
rotate to the end position when the
ignition is switched on.
Speedometer
Indicates vehicle speed.
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90Instruments and controlsControl indicators in the centre
console
Overview
OTurn signal 3 90XSeat belt reminder 3 91vAirbag and belt tensioners
3 91VAirbag deactivation 3 92pCharging system 3 92ZMalfunction indicator light
3 92gService vehicle soon 3 92RBrake and clutch system
3 93-Operate pedal 3 93uAntilock brake system (ABS)
3 93RGear shifting 3 93cPower steering 3 93)Lane departure warning 3 93rUltrasonic parking assist
3 94aElectronic Stability Control off
3 94bElectronic Stability Control and
Traction Control system 3 94kTraction Control system off
3 94!Preheating 3 94%Diesel particle filter 3 94wTyre pressure monitoring
system 3 95IEngine oil pressure 3 95YLow fuel 3 95dImmobiliser 3 95#Reduced engine power 3 95DAutostop 3 968Exterior light 3 96CHigh beam 3 96fHigh beam assist 3 96>Fog light 3 96rRear fog light 3 96mCruise control 3 96AVehicle detected ahead 3 96LSpeed limiter 3 96LTraffic sign assistant 3 96hDoor open 3 96
Turn signal
O illuminates or flashes green.
Illuminates briefly
The parking lights are switched on.
Page 93 of 269

Instruments and controls91Flashes
A turn signal or the hazard warning
flashers are activated.
Rapid flashing: failure of a turn signal light or associated fuse.
Bulb replacement 3 199, Fuses
3 207.
Turn signals 3 118.
Seat belt reminder
Seat belt reminder on front seats
X for driver's seat illuminates or
flashes red in the tachometer.k for front passenger seat illuminates
or flashes red in the centre console
when the seat is occupied.
Illuminates
After the ignition has been switched on, until the seat belt has been
fastened.
Flashes
After having started the engine for a
maximum of 100 seconds, until the
seat belt has been fastened.
Fastening the seat belt 3 42.
Seat belt status on rear seatsX in the Driver Information Centre
flashes or illuminates.
Illuminates
After having started the engine for a
minimum of 35 seconds, until the seat
belt has been fastened.
Also illuminates if an unfastened seat belt is fastened whilst driving.
Flashes
After starting-off, when the seat belt is
unfastened.
Fastening the seat belt 3 42.
Airbag and belt tensioners v illuminates red.
When the ignition is switched on, the control indicator illuminates for
approx. four seconds. If it does not
illuminate, does not go out after
four seconds or illuminates whilst driving, there is a fault in the airbag
system. Seek the assistance of a
workshop. The airbags and belt
pretensioners may fail to trigger in the event of an accident.
Page 94 of 269

92Instruments and controlsDeployment of the belt pretensioners
or airbags is indicated by continuous
illumination of v.9 Warning
Have the cause of the fault
remedied immediately by a
workshop.
Belt pretensioners, airbag system
3 41, 3 44.
Airbag deactivation
V illuminates yellow.
Illuminates for approx. 60 seconds
after the ignition is switched on. The
front passenger airbag is activated.
* illuminates yellow.
The front passenger airbag is
deactivated 3 49.
9 Danger
Risk of fatal injury for a child using
a child restraint system together
with activated front passenger
airbag.
Risk of fatal injury for an adult
person with deactivated front
passenger airbag.
Charging system
p illuminates red.
Illuminates when the ignition is
switched on and extinguishes shortly
after the engine starts.
Illuminates when the engine is
running
Stop, switch off engine. Vehicle
battery is not charging. Engine
cooling may be interrupted. The
brake servo unit may cease to be
effective. Seek the assistance of a
workshop.
Malfunction indicator light Z illuminates or flashes yellow.
Illuminates when the ignition is
switched on and extinguishes shortly
after the engine starts.
Illuminates when the engine is
running
Fault in the emission control system. The permitted emission limits may be exceeded. Seek the assistance of a
workshop immediately.
Flashes when the engine is
running
Fault that could lead to catalytic converter damage. Ease up on the
accelerator until the flashing stops.
Seek the assistance of a workshop
immediately.
Service vehicle soon
g illuminates yellow.
Additionally, a warning message is
displayed in the Driver Information
Centre.
The vehicle requires a service.
Seek the assistance of a workshop.
Vehicle messages 3 103.
Page 105 of 269
Instruments and controls103Vehicle messages
Messages are indicated mainly in the
Driver Information Centre, in some
cases together with a warning and
signal buzzer.
Press SET/CLR , MENU or turn the
adjuster wheel to confirm a message.
Vehicle messages on Midlevel
display
The vehicle messages are displayed
as code numbers.
No.Vehicle message1Change engine oil3Engine coolant level low4Air conditioning off5Steering wheel is locked7Turn steering wheel, switch
ignition off and then onNo.Vehicle message9Turn steering wheel, start
engine again12Vehicle overloaded13Compressor overheated15Centre high-mounted brake
light failure16Brake light failure17Headlight levelling malfunction18Left low beam failure19Rear fog light failure20Right low beam failure21Left sidelight failure22Right sidelight failure23Reversing light failure24Number plate light failure25Left front turn signal failure26Left rear turn signal failure27Right front turn signal failure
Page 106 of 269

104Instruments and controlsNo.Vehicle message28Right rear turn signal failure29Check trailer brake light30Check trailer reversing light31Check left trailer turn signal32Check right trailer turn signal33Check trailer rear fog light34Check trailer rear light35Replace battery in radio remote
control48Clean side blind spot alert
system49Lane departure warning
unavailable53Tighten fuel filler cap54Water in diesel fuel filter55Diesel particle filter is full
3 14056Tyre pressure imbalance on
front axleNo.Vehicle message57Tyre pressure imbalance on rear axle58Tyres without TPMS sensors
detected59Open then close driver window60Open then close front
passenger window65Theft attempted66Service anti-theft alarm system67Service steering wheel lock68Service power steering75Service air conditioning76Service side blind spot alert
system79Top up engine oil81Service transmission82Change engine oil soon84Engine power reduced89Service vehicle soonNo.Vehicle message94Shift to park before exiting95Service airbag128Bonnet open134Parking assist fault, clean
bumper136Service parking assist145Check washer fluid level174Low vehicle battery151Press clutch to start258Parking assist off
Vehicle messages on Uplevel-
Display
The vehicle messages are displayedas text. Follow the instructions given
in the messages.
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Instruments and controls105Vehicle messages on
Colour-Info-Display
Some important messages appear
additionally in the
Colour-Info-Display. Some
messages only pop-up for a few
seconds.
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.
● If a door or the tailgate is not fully
closed when starting off.
● If a certain speed is exceeded with parking brake applied.
● If a programmed speed is exceeded.
● If a warning message appears in the Driver Information Centre orInfo-Display.● If the parking assist detects an object.
● If unintended lane change occurs.
● If the reverse gear is engaged and the rear end carrier
extended.
● If the diesel particle filter has reached the maximum filling
level.
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.
Battery voltage
Uplevel display
When the vehicle battery voltage is
running low, a warning message will
appear in the Driver Information
Centre.
Midlevel displayWhen the vehicle battery voltage is
running low, a warning code 174 will appear in the Driver Information
Centre.
1. Switch off immediately any electrical consumers which are
not required for a safe drive, e.g.
seat heating, heated windscreen
and heated rear window or other
main consumers.
2. Charge the vehicle 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 vehicle battery cannot be
recharged, have the cause of the fault
remedied by a workshop.
Page 108 of 269

106Instruments and controlsVehicle personalisationThe vehicle's behaviour can be
personalised by changing the settings in the Info-Display.
Some of the personal settings for
different drivers can be memorised
individually for each vehicle key.
Memorised settings 3 24.
Depending on vehicle equipment and
country-specific regulations, some of
the functions described below might
not be available.
Some functions are only displayed or
active when the engine is running.
Personal settings Graphic-Info-Display
Press CONFIG for the Settings menu.
Turn the MENU-TUNE control to
move to the desired setup menu, and then press MENU-TUNE .
Select Settings and then Vehicle
settings .
Vehicle settings
● Climate and air quality
Auto fan speed : Modifies the
level of the cabin airflow of the
climate control in Automatic
mode.
Auto rear demist : Activates
automatically the heated rear
window.
● Comfort settings
Chime volume : Changes the
volume of warning chimes.
Personalization by driver :
Activates or deactivates the
personalisation function.
Rear auto wipe in reverse :
Activates or deactivates
automatic switching on of the
rear window wiper when reverse gear is engaged.
● Park assist / Collision detection
Park assist : Activates or
deactivates the ultrasonic
parking assist. Activation is
selectable with or without
attached trailer coupling.
Side blind zone alert : Changes
the settings for the side blind spot alert system.
● Exterior ambient lighting
Exterior lighting by unlocking :
Activates or deactivates the entry
lighting.