70Instruments and controlsGear shiftingY with the number of a higher gear
is indicated, when upshifting is
recommended for fuel saving
reasons.
On vehicles with automatic
transmission, the system is only
active in manual mode.
Manual mode 3 112.
Lane keep assist L illuminates or flashes yellow.
Illuminates yellow The system is deactivated or a fault
has been detected.
Flashes yellow The system is correcting the
unintended lane change.
Lane keep assist 3 152.
Electronic Stability Control
and Traction Control system
J 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.
After reconnecting the vehicle
battery, (e.g. after maintenance
work), J is illuminated for several
seconds. After this time period, J
extinguishes. This is a normal
procedure, the vehicle does not need
any assistance.
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 and
Traction Control system 3 118.
Engine coolant temperature 2 illuminates red.Illuminates when the engine is
running
Stop, switch off engine.Caution
Coolant temperature too high.
Check coolant level immediately
3 165.
If there is sufficient coolant, consult a workshop.
Preheating
z illuminates yellow.
Preheating of diesel engine is
activated. Only activates when
outside temperature is low. Start the
engine when control indicator
extinguishes.
Starting the engine 3 101.
Exhaust filter t illuminates yellow.
The exhaust filter requires cleaning.
Instruments and controls71Continue 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 3 106.
AdBlue
u 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 and 800 km.AdBlue level is low. Refill AdBlue soon to avoid prevention of the
engine start. Up to 13 l of AdBlue can
be added.
AdBlue 3 107.
Deflation detection system
q 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 3 180.
Engine oil pressure
T 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.
72Instruments and controls9Warning
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.
Keep engine turned off and let the
vehicle be towed to a workshop.
Low fuel 2 illuminates yellow.
Level in fuel tank is too low.
Refuelling 3 157.
Bleeding the diesel fuel system
3 168.
Autostop n 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 3 103.
Exterior light
F illuminates green.
The exterior lights are on 3 80.
Low beam D illuminates green.
Illuminated when low beam is on.
High beam
A illuminates blue.
Illuminates when high beam is on,
during headlight flash 3 81.
High beam assist
B illuminates green.The high beam assist is activated
3 83.
LED headlights C illuminates and a warning
message is displayed in the Driver
Information Centre.
Seek the assistance of a workshop.
Front fog lights
G illuminates green.
The front fog lights are on 3 85.
Rear fog light H illuminates yellow.
The rear fog light is on 3 86.
Rain sensor y illuminates green.
Illuminated when rain sensor position on wiper lever is selected.
Windscreen wiper and washer 3 56.
Instruments and controls77Messages in the Info DisplaySome important messages may
appear additionally in the
Info Display. Some messages only
pop-up for a few seconds.
Warning chimes The warning chime regarding not
fastened seat belts has priority over
any other warning chime.
When starting the engine or whilst driving
A warning chime will sound when ● a seat belt is not fastened
● a door or the tailgate is not fully closed
● a certain speed is exceeded with
parking brake applied
● cruise control deactivates automatically
● a programmed speed or speed limit is exceeded
● a warning message appears in the Driver Information Centre● the electronic key is not in the passenger compartment
● the parking assist detects an object
● an unintended lane change occurs
● hands-off driving is recognised ● 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.
Radio (Infotainment system)
Touch _ to display the vehicle
personalisation menu.
Lighting81Tail 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.
Daytime running light 3 83.
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. Push again to deactivate high beam.
High beam assist 3 83.
High beam assist This feature activates the high beam
when driving in dark surroundings
and the vehicle speed is faster than
45 km/h.
The camera in the windscreen
detects the lights of oncoming or
preceding vehicles. Each LED on
right or left side can be triggered or
faded out particularly according to the traffic situation. The system switches
from low beam to high beam and vice
versa to prevent glaring. Once
activated, high beam assist remains
active and switches high beam on
and off depending on surrounding
conditions. The latest setting of the
high beam assist will remain after the ignition is switched on again.
Activation
The system can be activated via the
vehicle settings menu in the Info
Display.
Info Display 3 75.
Lighting83Headlights when driving
abroad
When driving in countries where
traffic drives on the opposite side of
the road, the headlights do not have
to be adjusted.
Daytime running lights Daytime running lights increase
visibility of the vehicle during daylight.
They are switched on automatically
when the engine is running.
The system switches between
daytime running lights and low beam automatically, depending on the
lighting conditions.
Automatic light control 3 81.
LED headlights The Matrix-LED headlight system
contains a variety of particular LEDs
in each headlight which enables the
control of the adaptive forward
lighting functions.Light distribution and intensity of light
are variably triggered depending on
the lighting conditions, road type and
driving situation. The vehicle adapts
the headlights automatically to the
situation to enable optimal light
performance for the driver.
The adaptive forward lighting and the
Matrix-LED headlights functions can
be deactivated or activated in the
vehicle personalisation menu.
Vehicle personalisation 3 77.
Info Display 3 75.
The glare-free high beam function of
the Matrix-LED headlights are only
available with light switch in position
AUTO .
Country light
Activated automatically at a speed
above 50 km/h when driving in rural
areas. The illumination of the current
lane and the side of the road is
adapted. Oncoming and preceding
vehicles are not dazzled.
Town light
Activated automatically at a speed upto approx. 50 km/h. The light is wide
and symmetrical.
Cornering light
Activated at a speed of up to 40 km/h
when turning off. The light consists of particular LEDs which illuminate the
direction of travel. These LEDs are
Climate control89Climate controlClimate control systems...............89
Heating and ventilation system . 89
Air conditioning system .............90
Electronic climate control system ...................................... 92
Auxiliary heater .......................... 96
Air vents ....................................... 96
Adjustable air vents ...................96
Fixed air vents ........................... 97
Maintenance ................................ 97
Air intake ................................... 97
Air conditioning regular operation .................................. 97
Service ...................................... 97Climate control systems
Heating and ventilation system
Controls for: ● temperature :
● air distribution w, > and y
● fan speed E
● demisting and defrosting $
● heated rear window and exterior mirrors f
Heated rear window f 3 25.
Heated exterior mirrors f 3 22.
Temperature
Adjust the temperature by
turning : to the desired
temperature.
red area:warmerblue area:colder
Heating will not be fully effective until the engine has reached normal
operating temperature.
Air distribution
w:to windscreen and front door
windows>:to head area via adjustable air
ventsy:to foot well and windscreen
All combinations are possible.
Fan speed
Adjust the air flow by turning Z to the
desired speed.
clockwise:increaseanticlockwise:decrease
90Climate controlDemisting and defrosting
● Press $: the air distribution is
directed towards the windscreen.
● Set temperature controller :
to warmest level.
● Set fan speed E to highest level.
● Switch on heated rear window f.
● Open side air vents as required and direct them towards the doorwindows.
Air conditioning system
Controls for: ● temperature :
● air distribution w, x and y
● fan speed E
● demisting and defrosting $
● cooling A/C
● air recirculation n
● heated rear window and exterior mirrors f
● heated seats "
Heated rear window f3 25.
Heated exterior mirrors f3 22.
Heated seats " 3 31.
Some setting changes are indicated briefly in the Info Display. Activated
functions are indicated by the LED in
the respective button.
Temperature
Adjust the temperature by
turning : to the desired
temperature.red area:warmerblue area:colderHeating will not be fully effective until
the engine has reached normal
operating temperature.
Air distributionw:to windscreen and front door
windowsx:to head area via adjustable air
ventsy:to foot well and windscreen
All combinations are possible.
Fan speed
Adjust the air flow by turning E to the
desired speed.
clockwise:increaseanticlockwise:decrease