Page 91 of 273
Instruments and controls89W oEngine coolant temperature
high 3 96!Preheating 3 96%Exhaust filter 3 96YAdBlue 3 96wDeflation detection system
3 97IEngine oil pressure 3 97Y oLow fuel 3 97DAutostop 3 978Exterior light 3 979Low beam 3 98CHigh beam 3 98fHigh beam assist 3 98>Front fog lights 3 98øRear fog light 3 98
3 99ßSpeed limiter 3 99hDoor open 3 99
Speedometer
Indicates vehicle speed.
Odometer
The total recorded distance is
displayed in km.
Driver Information Centre
Trip odometer
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Instruments and controls91Control indicator o illuminates if
coolant temperature is too high. Switch off engine immediately.Caution
If engine coolant temperature is
too high, stop vehicle, switch off
engine. Danger to engine. Check
coolant level.
Engine oil level monitor
The state of the engine oil level is
displayed in the Driver Information
Centre for a few seconds following
the service information after switching on the ignition.
A proper state of engine oil level is
indicated by a message.
If engine oil level is low, I flashes
and a message is indicated,
accompanied by the C indicator.
Confirm engine oil level by using the
dipstick and top up engine oil
respectively.
Engine oil 3 201.
A fault of measurement is indicated
by a message. Check engine oil level
manually by using the dipstick.
Service display The service system informs when to
change the engine oil and filter or a vehicle service is required. Based on
driving conditions, the interval at
which an engine oil and filter change
is required can vary considerably.
Service information 3 238.
A required service due is displayed in
the Driver Information Centre for
7 seconds after switching on the
ignition.
If no service is required for the next
3000 km or more no service
information appears in the display.
If service is required within the next
3000 km, the remaining distance or
time duration is indicated for several
seconds. Simultaneously C lights
up permanently as reminder.If service is required in less than
1000 km, C flashes and then lights
up permanently. Remaining distance
or time duration is indicated for
several seconds.
Overdued service is indicated by a
message in the Driver Information
Centre which indicates the overdued
distance. C flashes and then lights
up permanently until service is
executed.
Reset of service interval
After each service, the service
indicator must be reset to ensure
proper functionality. It is
recommended to seek the assistance of a workshop.
If service is executed by yourself,
operate as following:
● switch off ignition
● press and hold button CHECK
● switch on ignition, the distance indication begins a countdown
● when the display indicates =0,
release the button
The symbol C disappears.
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92Instruments and controlsRetrieving service information
To retrieve the status of the service
information at any time press button
CHECK . The service information is
displayed for a few seconds.
Service information 3 238.
Control indicators The control indicators described are
not present in all vehicles. The
description applies to all instrument
versions. Depending on the
equipment, the position of the control indicators may vary. When the
ignition is switched on, most controlindicators will illuminate briefly as afunctionality test.
The control indicator colours mean:red:danger, important reminderyellow:warning, information, faultgreen:confirmation of activationblue:confirmation of activationwhite:confirmation of activation
See all control indicators on different
instrument clusters 3 88.
Turn lights
O illuminates or flashes green.
Illuminates briefly The parking lights are switched on.
Flashes
Turn lights or the hazard warning
flashers are activated.
Rapid flashing: failure of a turn light or associated fuse, failure of turn light on
trailer.
Bulb replacement 3 206.
Turn lights 3 114.
Seat belt reminder
Seat belt reminder on all seats
X illuminates or flashes red in the
instrument cluster together with the
indication in the roof console for each
seat belt.
● When the ignition is switched on,
X in the instrument cluster and
the symbol for the respective
seat in the roof console comes
Page 99 of 273

Instruments and controls97AdBlue level is low. Refill AdBlue
soon to avoid prevention of the
engine start. Up to 10 l of AdBlue can
be added.
AdBlue 3 139.
Deflation detection system
w illuminates or flashes yellow.
Illuminates
Tyre pressure loss in one or more
wheels. Stop immediately and check
tyre pressure.
Flashes Fault in system. Consult a workshop.
Deflation detection system 3 219.
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. Select neutral gear.
2. Move out of the flow of traffic as quickly as possible without
impeding other vehicles.
3. 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 steering
wheel lock could engage
unexpectedly.
Keep engine turned off and let the
vehicle be towed to a workshop.
Low fuel o illuminates yellow.
Level in fuel tank is too low.
Refuelling 3 190.
Bleeding the diesel fuel system
3 205.
Autostop D illuminates or flashes green.
Illuminates green
Engine is in an Autostop.
Flashes green
Autostop is temporarily unavailable,
or Autostop mode is invoked
automatically.
Stop-start system 3 135.
Exterior light 8 illuminates green.
The exterior lights are on 3 109.
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98Instruments and controlsLow beam9 illuminates green.
Illuminated when low beam is on.
High beam
C illuminates blue.
Illuminates when high beam is on,
during headlight flash 3 110.
High beam assist
f illuminates green.
The high beam assist is activated
3 111.
LED headlights
C illuminates and a warning
message is displayed in the Driver
Information Centre.
Seek the assistance of a workshop.
Front fog lights
> illuminates green.
The front fog lights are on 3 115.Rear fog light
r illuminates yellow.
The rear fog light is on 3 115.
Rain sensor < illuminates green.
Illuminated when rain sensor position on wiper lever is selected.
Windscreen wiper and washer 3 81.
Cruise control m illuminates white or green.
Illuminates white The system is on.
Illuminates green
Cruise control is active. Set speed is
indicated in the Driver Information
Centre.
Cruise control 3 153.
Adaptive cruise control
m illuminates white or green.C illuminates in the Driver
Information Centre.
m illuminates white
The system is on.
m illuminates green
Adaptive cruise control is active.
When adaptive cruise control is on or active, C with the set speed is
indicated in the Driver Information
Centre.
Adaptive cruise control 3 158.
Vehicle detected ahead
A illuminates green.
Illuminates green
A vehicle ahead is detected in the
same lane.
Adaptive cruise control 3 158.
Forward collision alert 3 164.
Side blind spot alert B illuminates green.
The system is active 3 178.
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104Instruments and controls● the electronic key is not in thepassenger compartment
● the parking assist detects an object
● an unintended lane change occurs
● the exhaust filter has reached the
maximum filling level
If several warnings appear at the
same time, only one warning chime
will sound
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 a restart of the
engine is not fulfilled.Vehicle personalisation
The vehicle's behaviour can be
personalised by changing the settings
in the Info Display.
Depending on vehicle equipment and country-specific regulations some of
the functions described below may
not be available.
Some functions are only displayed or
active when the engine is running.
Graphic Info Display
Press MENU to open the menu page.
Use four-way button to operate the
display:
Select ˆ Personalisation-
configuration I OK .
Unit settings
Select Display configuration I OK .
Select Choise of units I OK .
Select desired settings I OK .
Language settings
Select Display configuration I OK .
Select Choise of language I OK .
Select desired language I OK .
Vehicle settings
Select Define vehicle parameters I
OK .
In the corresponding submenus the
following settings can be changed:
● Lighting
Follow me home headlamps :
Activation and setting duration
time.
Welcome lighting : Activation and
setting duration time.
● Comfort
Ambient lighting : Activation /
deactivation.
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Lighting109LightingExterior lighting.......................... 109
Light switch .............................. 109
Automatic light control .............110
High beam ............................... 110
Headlight flash ......................... 110
Headlight range adjustment ....110
Headlights when driving abroad .................................... 111
Daytime running lights .............111
LED headlights ........................ 111
Hazard warning flashers ..........114
Turn lights ................................ 114
Front fog lights ......................... 115
Rear fog light ........................... 115
Parking lights ........................... 116
Reversing lights .......................116
Misted light covers ...................116
Interior lighting ........................... 116
Instrument panel illumination control ..................................... 116
Interior lights ............................ 117
Reading lights .......................... 117
Sunvisor lights ......................... 117
Lighting features ........................118
Centre console lighting ............118Entry lighting ............................ 118
Exit lighting .............................. 118
Battery discharge protection ....118Exterior lighting
Light switch
Turn light switch:
AUTO:automatic light control
switches automatically
between daytime running
light and headlight8:sidelights9:headlights
When switching on the ignition,
automatic light control is active.
Control indicator 8 3 97.
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110LightingTail lightsTail lights are illuminated together
with low / high beam and sidelights.
Automatic light control
When the automatic light control
function is switched on and the
engine is running, the system
switches between daytime running
lights and headlights automatically
depending on the external lighting
conditions and information given by
the wiper system.
Make sure the sensor is not blocked
3 10, 3 39.
Daytime running light 3 111.
Automatic headlight activation During poor lighting conditions the
headlights are switched on.
Additionally, headlights are switched
on if the windscreen wipers have
been activated for several wipes.
Tunnel detection
When a tunnel is entered, headlights
are switched on immediately.
High beam
Push to switch from low to high beam.
Pull to deactivate high beam.
High beam assist 3 111.
Headlight flash
Pull to activate the headlight flash.
Pull to deactivate high beam.
Headlight range adjustment
Manual headlight range
adjustment
Headlight range can be adjusted
manually if vehicle is equipped with
halogen headlights. LED headlights
are adjusted automatically.