Page 102 of 283
100Instruments and controlswDeflation detection system
3 108IEngine oil pressure 3 108Y oLow fuel 3 109W oEngine coolant temperature
high 3 107DAutostop 3 1098Exterior light 3 1099Low beam 3 109CHigh beam 3 109fHigh beam assist 3 109òDescent control system
3 107>Front fog lights 3 109øRear fog light 3 110
3 182hDoor open 3 110&Overload indicator 3 107
Speedometer
Indicates vehicle speed.
Odometer
The total recorded distance is
displayed in km.
Driver Information Centre
Trip odometer
The recorded distance since the last
reset is displayed in the Driver
Information Centre.
Page 104 of 283

102Instruments and controlsEngine coolant temperaturegauge
Displays the coolant temperature.
50:engine operating temperature
not yet reached90:normal operating temperature130:temperature too high
Control 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 the message Oil level
correct .
If engine oil level is low, I flashes
and Oil level incorrect is indicated,
accompanied by C. Confirm
engine oil level by using the oil
dipstick and top up engine oil
respectively.
Engine oil 3 217.
A fault of measurement is indicated
by the message Oil level
measurement invalid . 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 3 254.
A required service due is displayed in the Driver Information Centre for
seven 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
illuminates permanently as reminder.
If service is required in less than
1000 km, C flashes and then
illuminates permanently. Remaining distance or time duration is indicatedfor several seconds.
Overdued service is indicated by a
message in the Driver Information
Centre which indicates the overdued
Page 107 of 283

Instruments and controls105Airbag deactivation
ÓON illuminates yellow.
The front passenger airbag is
activated.
* OFF illuminates yellow.
The front passenger airbag is
deactivated.
Airbag deactivation 3 65.
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
C illuminates yellow.
Illuminates briefly when the ignition is
switched on.
May illuminate together with other
control indicators and a
corresponding message in the Driver
Information Centre.
Seek the assistance of a workshop
immediately.
Stop engine
Y illuminates red.
Illuminates briefly when the ignition is switched on.
Page 108 of 283

106Instruments and controlsIlluminates together with other controlindicators, accompanied by a warning
chime and a corresponding message in the Driver Information Centre.
Stop engine immediately and seek
the assistance of a workshop.
System check
J illuminates yellow or red.
Illuminates yellow
A minor engine fault has been
detected.
Illuminates red
A major engine fault has been
detected.
Stop engine as soon as possible and seek the assistance of a workshop.
Brake and clutch system
R illuminates red.
The brake and clutch fluid level is too
low.9 Warning
Stop. Do not continue your
journey. Consult a workshop.
Parking brake
m illuminates red.
Illuminates when the manual parking
brake is applied and ignition is
switched on 3 163.
Electric parking brake
m illuminates or flashes red.
Illuminates
Electric parking brake is applied
3 163.
Flashes
Electric parking brake is not applied
automatically. The application or the
release is faulty.
9 Warning
Have the cause of the fault
remedied immediately by a
workshop.
o illuminates yellow.
Illuminates Automatic operation is deactivated or
faulty. Activate automatic operation
again or have the cause remedied by
a workshop in the event of a fault.
Automatic operation 3 163.
Electric parking brake fault
E illuminates yellow.
Illuminates
Electric parking brake has a fault
3 163.
9 Warning
Have the cause of the fault
remedied immediately by a
workshop.
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108Instruments and controlsIlluminates when the engine is
running
Stop, switch off engine.Caution
Coolant temperature too high.
Check coolant level immediately
3 218.
If there is sufficient coolant, consult a workshop.
Preheating
! illuminates yellow.
Preheating of diesel engine is
activated. Only activates when
outside temperature is low. Start the
engine when control indicator
extinguishes.
Exhaust filter
% or C illuminates yellow,
accompanied by a message in the
Driver Information Centre.
The exhaust filter requires cleaning.
Continue driving until the control
indicator extinguishes.
Illuminates temporarily Start of saturation of the exhaust filter.
Start cleaning process as soon as
possible by driving at a vehicle speed of at least 60 km/h.
Illuminates constantlyIndication of a low additive level. Seek
the assistance of a workshop.
Exhaust filter 3 154.
AdBlue Y flashes or illuminates yellow.
Illuminates yellow The remaining driving range is
between 800 km and 2400 km.
Flashes yellow The remaining driving range is
between 0 km and 800 km.
AdBlue level is low. Refill AdBlue soon to avoid prevention of the
engine start.AdBlue 3 155.
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 3 235.
Engine oil pressure I illuminates red.
Illuminates when the ignition is
switched on and extinguishes shortly after the engine starts.
Page 111 of 283

Instruments and controls109Illuminates 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 3 207.
Bleeding the diesel fuel system
3 221.
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 3 150.
Exterior light 8 illuminates green.
The exterior lights are on 3 124.High beam
C illuminates blue.
Illuminates when high beam is on,
during headlight flash 3 125.
Low beam
9 illuminates green.
Illuminated when low beam is on.
High beam assist
f illuminates green.
The high beam assist is activated
3 125.
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 3 128.
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110Instruments and controlsRear fog lightr illuminates yellow.
The rear fog light is on 3 128.
Rain sensor < illuminates green.
Illuminated when rain sensor position on wiper lever is selected.
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 3 170.
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 3 174.
Side blind spot alert
B illuminates continously green in the
instrument cluster.
The system is active 3 194.
Active emergency braking
m illuminates or flashes yellow.
Illuminates
The system has been deactivated or
a fault has been detected.
Additionally, a warning message is
displayed in the Driver Information
Centre.Check the reason of the deactivation
3 182 and in case of a system fault,
seek the assistance of a workshop.
Flashes
The system is actively engaged.
Depending on the situation, the
vehicle may automatically brake
moderately or hard.
Forward collision alert 3 181.
Front pedestrian protection 3 185.
Active emergency braking 3 182.
Speed limiter
ß illuminates in the Driver
Information Centre when speed
limiter is active. Set speed is indicated alongside ß symbol.
Speed limiter 3 172.
Door open
h illuminates red.
A door or the tailgate is open.
Page 113 of 283
Instruments and controls111Displays
Driver Information Centre
The Driver Information Centre is
located in the instrument cluster.
Driver Information Centre indicates: ● overall and trip odometer
● digital speed indication
● trip / fuel information menu
● gear shift indication
● service information
● vehicle and warning messages
● driver assistance messages
● pop-up messages
Selecting menus and functions The menus and functions can be
selected via the buttons on the
indicator lever.
Turn the adjuster wheel to select a page in the trip / fuel information menu.
Press SET / CLR to confirm or reset
a function.
Vehicle and service messages are
popped up in the Driver Information
Centre if required. Scroll messages by turning the adjuster wheel.
Confirm messages by pressing
SET / CLR .
Additionally, some menus can be selected via the CHECK button.Press CHECK to switch between the
respective menus.
Vehicle messages 3 117.