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112Instruments and controlsIlluminates 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
3 224.
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 3 213.
Catalytic converter 3 162.
Bleeding the diesel fuel system
3 228.
Immobiliser
d flashes yellow.
Fault in the immobiliser system. The
engine cannot be started.
Exterior light 8 illuminates green.The exterior lights are on 3 129.
High beam C illuminates blue.
Illuminated when high beam is on or
during headlight flash 3 132.
High beam assist f illuminates green.
The high beam assist is activated
3 130.
LED headlights f illuminates or flashes yellow.
Illuminates
Fault in the system.
Seek the assistance of a workshop.
Flashes
System is switched to symmetrical
low beam.
Page 117 of 303

Instruments and controls115
Press MENU to switch between the
main menus or to return from a
submenu to the next higher menu
level.
Turn the adjuster wheel to select a
submenu of the main menu or to set
a numeric value.
Press SET/CLR to select and confirm
a function.
Vehicle and service messages are
popped up in the Driver Information
Centre if required. Confirm messages
by pressing SET/CLR.
Vehicle messages 3 121.
Main menu
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.
Uplevel displaySelecting menus and functions
The menus and functions can be
selected via the buttons on the right
side in the steering wheel.
Press è to open main menu page.
Browse through main menu by
pressing è or é.
Confirm a main menu page with Å.
Press å or ä to browse through
submenu pages of the currently
selected main menu entry. Use these
buttons also to alter a numeric value.
Press Å to select a function or check
a box in a dialogue.
Page 119 of 303

Instruments and controls117only resets the values on the current
displayed page. The other Trip page stays unaffected.
Fuel /Fuel InformationFuel Range
Range is calculated from current fuel
tank level and current consumption.
The display shows average values.
After refuelling, the range is updated
automatically after a brief delay.
When the fuel level in the tank is low,
a message appears on the display
and control indicator Y in the fuel
gauge illuminates.
When the tank must be refuelled
immediately, a warning message
appears and remains on the display.
Additionally, control indicator Y in the
fuel gauge flashes 3 112.Instant Fuel Economy
Display of the instantaneous
consumption.
Oil Life
Indicates an estimate of the oil's
useful life. The number in % means
the remaining of current oil life 3 106.
Tyre Pressure
Checks tyre pressure of all wheels
during driving 3 250.
Timer
Baselevel display: start and stop
timer with Å. To reset, hold Å when
timer is not running.
Uplevel display: To start or stop timer,
press Å and Å again. To reset,
press Å, choose Reset and confirm
with Å.
Traffic Sign Memory
Displays the detected traffic signs for
the current route section 3 205.
Following Distance
Displays the distance in seconds to a preceding moving vehicle 3 188. If
Adaptive cruise control is active this
page shows the following distance
setting instead.
Driver Assistance
Displays the status of several driver
assistance systems:
Adaptive cruise control 3 178.
Forward collision alert 3 186.Lane keep assist 3 209.
AdBlue Level
Displays the level of the AdBlue tank
3 162.
Eco information menu, @
● Top Consumers
● Economy Trend
● ECO Index
On Uplevel display the pages Top
Consumers , Economy Trend and
ECO Index are displayed in the Info
Menu, see above.
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.
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122Instruments and controls
On Uplevel display press 9 on the
steering wheel to confirm a message.
Vehicle and service messages
The vehicle messages are displayed
as text. Follow the instructions given
in the messages.
Messages in the Info Display
Some important messages may
appear additionally in the
Info Display. Some messages only pop-up for a few seconds.
Warning chimes
If several warnings appear at the
same time, only one warning chime
will sound.
When starting the engine or whilst driving
The warning chime regarding not
fastened 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 adaptive cruise control deactivates automatically.
● If approaching a vehicle ahead too closely.
● If a programmed speed or speed
limit is exceeded.
● If a warning message appears in the Driver Information Centre.
● If the electronic key is not in the passenger compartment.● If the parking assist detects an object.
● If an unintended lane change occurs.
● If the exhaust filter has reached the maximum filling level.
● If safety function of the power tailgate detects obstacles in the
moving area.
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 Autostop is
not fulfilled.
Battery voltage When the vehicle battery voltage is
running low, a warning message will
appear in the Driver Information
Centre.
Page 134 of 303

132LightingHigh beam
Push lever to switch from low to high
beam.
Pull lever to deactivate high beam.
High beam assist 3 130.
Headlight flash To activate the headlight flash, pull
lever.
Pulling lever deactivates high beam.
LED headlights 3 133.
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.
Dynamic automatic headlight
levelling 3 133.
To adapt headlight range to the
vehicle load to prevent dazzling: turn
thumb wheel ? to required position.
0:front seats occupied1:all seats occupied2:all seats occupied and load
compartment laden3:driver's seat occupied and load
compartment laden
Headlights when driving
abroad
When driving in countries where
traffic drives on the opposite side of
the road, the following must be done
for the different headlight versions:
Vehicles with halogen headlights
The headlights do not have to be
adjusted.
Vehicles with LED headlights
Consult a workshop to adjust the headlights.
Vehicles with Matrix-LED
headlights
Headlights can be set for driving on
the opposite side of the road in the
vehicle personalisation menu via the
Info Display.
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Lighting135Turn lightsup:right turn lightdown:left turn light
A resistance point can be felt when
moving the lever.
Constant flashing is activated when
the lever is being moved beyond the
resistance point. It is deactivated
when the steering wheel is moved in
the opposite direction or lever is
manually moved back to its neutral
position.
Activate temporary flashing by
holding the lever just before the
resistance point. Turn lights will flash
until lever is being released.
To activate three flashes, tap the
lever briefly without passing the
resistance point.
With a trailer connected, turn light
flashes six times and tone frequency changes.
Front fog lights
Operated by pressing >.
Light switch in position AUTO:
switching on front fog lights will switch headlights on automatically.
Rear fog light
Operated by pressing ø
.
Light switch in position AUTO:
switching on rear fog light will switch
headlights on automatically.
Light switch in position 8: rear fog
light can only be switched on with
front fog lights.
Page 138 of 303

136LightingThe vehicle rear fog light is
deactivated when towing a trailer or a
plug is connected with the socket, e.
g. when a bicycle carrier is used.
Parking lights
When the vehicle is parked, the
parking lights on one side can be
activated:
1. Switch off ignition.
2. Move the indicator lever all the way up (right parking lights) or
down (left parking lights).
Confirmed by a signal and the
corresponding turn lights control
indicator.
Reversing lights
The reversing light comes on when
the ignition is on and reverse gear is
selected.
Misted light covers
The inside of the light housing may
mist up briefly in poor, wet and cold weather conditions, in heavy rain or
after washing. The mist disappears
quickly by itself; to help switch on the
headlights.Interior lighting
Instrument panel illumination control
Brightness of the following lights can
be adjusted in position AUTO when
the light sensor detects night
conditions, or in position 8 or 9.
● instrument panel illumination
● Info Display
● illuminated switches and operation elements
Turn thumb wheel A and hold until
the desired brightness is obtained.
Page 141 of 303

Lighting139Exit lighting is switched off
immediately if the indicator lever is
pulled while the driver's door is open.LED headlights
Path lighting is activated, when the
ignition is switched off and the driver's door is opened.
This function can be activated or
deactivated in the vehicle
personalisation.
Select the relevant setting in Settings
I Vehicle in the Info Display.
Info Display 3 120.
Vehicle personalisation 3 123.
The settings can be saved for the key being used 3 24.
Battery discharge protection
Vehicle battery state of charge
function
The function guarantees longest
vehicle battery life via a generator
with controllable power output and
optimised power distribution.
To prevent discharge of the vehicle
battery when driving, the following
systems are reduced automatically in two stages and finally switched off:
● auxiliary heater
● heated rear window and mirrors
● heated steering wheel
● heated mirrors
● heated seats
● fan
In the second stage, a message
which confirms the activation of the
vehicle battery discharge protection
will be displayed in the Driver
Information Centre.
Switching off electric lights
To prevent discharge of the vehicle
battery when the ignition is switched off, some interior lights are switched
off automatically after some time.