Page 80 of 201

78Instruments and controlsTurn signal
O flashes green.
Flashes if a turn signal or the hazard
warning flashers are activated.
Rapid flashing: failure of a turn signal light or associated fuse.
An audible warning can be heard
when the turn signals are on. When
towing a trailer, the pitch of the
audible warning changes.
Bulb replacement 3 140.
Fuses 3 148.
Turn signals 3 89.
Seat belt reminder
X illuminates red.
If the seat belt is not fastened, X will
flash when vehicle speed exceeds
approx. 10 mph. An audible warning
also sounds for approx. 90 seconds.
Airbag and belt tensioners
v illuminates yellow.When the ignition is switched on, the
control indicator illuminates briefly. If
it does not illuminate 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.
Deployment 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 43, 3 45.
Airbag deactivation
W illuminates yellow when the
ignition is switched on and remains
illuminated when the front passenger
airbag has been deactivated 3 50.
If control indicator A is illuminated in
combination with v, seek the
assistance of a workshop.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.
Depending on model, control
indicator W may be located alongside
the central information display or on
the instrument panel.
Airbag system 3 45, belt tensioners
3 43, airbag deactivation 3 50.
Charging system
p illuminates red.
Illuminates when the ignition is
switched on and extinguishes shortly
after the engine starts.
Page 81 of 201

Instruments and controls79
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 briefly when the ignition is
switched on.
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 immediate assistance of a
workshop.
Service vehicle soon A illuminates yellow.
Illuminates briefly when the ignition is
switched on.
The vehicle needs a service.
May illuminate in combination with
another control indicator or a
message in the Driver Information
Centre 3 83.
Illuminates if cleaning of the diesel particle filter is required and
automatic cleaning does not occur
3 112.
Seek the assistance of a workshop
immediately.
Stop engine C illuminates red.Illuminates for a few seconds when
the ignition is switched on.
If C illuminates (possibly in
combination with W and/or R), stop
engine immediately and seek the
assistance of a workshop.
Depending on the type of fault, a
warning message may also appear in the Driver Information Centre 3 83.
Brake system R illuminates red.
Illuminates briefly when the ignition is
switched on.
Control indicator R remains
illuminated after the ignition is
switched on if the parking brake is
applied 3 119.
When the parking brake is released,
R illuminates (possibly in
combination with C) if the brake fluid
level is too low 3 136.
Page 84 of 201

82Instruments and controls
Illuminates when the engine isrunning
Indicates the presence of water in the
diesel. Seek the assistance of a
workshop immediately.
Stop-start system Ï illuminates or flashes yellow /
green.
Illuminates
Illuminates green during an Autostop.
If Ï illuminates yellow there is a fault
in the stop-start system. Seek the
assistance of a workshop.
Flashes Flashes green during an automatic
restart.
Stop-start system 3 108.
Exterior light 9 illuminates green.
Illuminated when the exterior lights
are on 3 87.High beam
P illuminates blue.
Illuminated when high beam is on and during headlight flash 3 88.
Fog light > illuminates green.
Illuminated when the front fog lights
are on 3 89.
Rear fog light
r illuminates yellow.
Illuminated when the rear fog light is
on 3 90.
Cruise control m , U illuminates green or yellow.
m illuminates green when a certain
speed is stored.
U illuminates green when the system
is on.
Speed limiter U illuminates yellow.U
illuminates yellow when the
system is on.
Cruise control, Speed limiter 3 121.
Tachograph & illuminates when there is a fault
3 86.
Door open
U illuminates red.
Illuminates with the ignition switched
on when a door or the tailgate is open.
Vehicles with manual transmission
automated; control indicator
illuminates in transmission display
indicating relevant open door.
Page 85 of 201
Instruments and controls83Information displaysDriver Information Centre
Depending on vehicle configuration,
the following items appear in the
display:
■ Outside temperature 3 70
■ Clock 3 71
■ Odometer, trip odometer 3 73
■ Engine oil level monitor 3 74
■ Service display 3 75
■ Vehicle messages 3 83
■ Trip computer 3 85
Triple-Info-Display
Displays time, outside temperature
and date when the ignition is on.
Vehicle messages
Messages appear in the Driver
Information Centre, in combination
with control indicator A or C.
Information messagesInformation messagesBATTERY MODE: ECONOMYESP OFFAUTO LIGHTS DEACTIVATEDOIL LEVEL CORRECT
Fault messages Displayed in combination with control
indicator A. Drive with caution and
seek the assistance of a workshop.
To remove fault message, press
button on end of wiper lever. After a
few seconds the message may
disappear automatically and A
Page 86 of 201

84Instruments and controls
remains illuminated. The fault will
then be stored in the on board
system.Fault messagesCHECK ESPCHECK FUEL FILTERCHECK GEARBOXCHECK AUTO LIGHTS
Warning messages
These may appear with control
indicator C or in combination with
other warning messages, control
indicators or an audible warning. Stop
engine immediately and seek the
assistance of a workshop.
Warning messagesINJECTION FAULTENGINE OVERHEATINGGEARBOX OVERHEATING
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 certain speed is exceeded with the parking brake applied.
■ If the parking assist detects an object.
■ If the vehicle has manual transmission automated and the
clutch temperature is too high.
■ If the vehicle speed briefly exceeds
a set limit.
■ During closing of the power sliding door.
■ If the sliding door is open and the parking brake is released.
■ During activation and deactivation of alarm monitoring of vehicle
inclination.
When the vehicle is parked and/ or the driver's door is opened ■ When the key is in the ignition switch.
■ With exterior lights on.
■ If the vehicle has manual transmission automated; neutral is
not selected or the foot brake has
not been depressed. A
corresponding message appears in the Driver Information Centre.
Page 89 of 201
Lighting87LightingExterior lighting............................ 87
Interior lighting ............................. 90
Lighting features ..........................92Exterior lighting
Light switch
Turn light switch:
7=Off0=Sidelights9 P=HeadlightsAUTO=Automatic light control>=Front fog lightsr=Rear fog lights
High beam control indicator P 3 82.
Low beam control indicator 9 3 82.
Automatic light control
When the automatic light control
function is switched on and the
engine is running, the system
switches between daytime running
lights (where fitted) and headlights,
depending on the lighting conditions.
For reasons of safety, the light switch
should always remain in the AUTO
position.
Daytime running lights 3 88.
Automatic headlight activation
During poor lighting conditions the
headlights are switched on.
Page 90 of 201

88LightingHigh beam
To change between low and high
beam, pull lever until a click is felt.
Headlight flash To activate the headlight flash, pull
lever.
Headlight range
adjustment
Manual headlight range
adjustment
Adapt the headlight range to suit the
vehicle load to prevent dazzling of
oncoming traffic.
Turn knurled wheel to required position:
0=Front seat occupied4=Loaded up to permissible
maximum weightHeadlights when driving
abroad
The asymmetrical headlight beam
extends visibility at the edge of the
road at the passenger side.
However, when driving in countries
where traffic drives on the opposite
side of the road, adjust the headlights to prevent dazzling of oncoming
traffic.
Have the headlights adjusted by a
workshop.
Daytime running lights
Daytime running lights increase
visibility of the vehicle during daylight.
The lights operate automatically
when the ignition is switched on.
If the vehicle is equipped with the automatic light control function, the
system switches between daytime
running lights and headlights
automatically depending on the
lighting conditions. Automatic light
control 3 87.
Page 91 of 201
Lighting89Adaptive forward lightingCornering light
Depending on the steering angle,
vehicle speed and gear selected
when cornering, an additional light
will illuminate the corner of the road.
Hazard warning flashers
Operated with the ¨ button.
Turn and lane-change
signalsLever up=right turn signalLever down=left turn signal
When the steering wheel is turned
back, the lever automatically returns
to its original position and the
indicator is deactivated. This will not
happen when making a minor
steering manoeuvre such as lane
changing.
When lane changing, move lever part
way to first stop. When released,
lever will spring back.
If the lever is moved past the first stop, the indicator is switched on
constantly. Switch the indicator off
manually by moving the lever to its
original position.
Front fog lights
Turn inner switch to position > and
release.
Front fog lights will only operate when
the ignition and headlights are
switched on.