Page 73 of 189
Instruments and controls71Instruments and
controlsControls ....................................... 71
Warning lights, gauges and indi‐ cators ........................................... 76
Information displays .....................86
Vehicle messages ........................ 87
Trip computer ............................... 88
Tachograph .................................. 90Controls
Steering wheel adjustment
Unlock lever, adjust steering wheel,
then engage lever and ensure it is fully locked.
Do not adjust steering wheel unless
vehicle is stationary and steering
wheel lock has been released.
Steering wheel controls
The cruise control and speed limiter
can be operated via the controls on
the steering wheel.
Cruise control and speed limiter
3 120.
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76Instruments and controls
The cigarette lighter is located on the
instrument panel.
Press in cigarette lighter. It switches
off automatically once the element is
glowing. Pull out lighter.
AshtraysCaution
To be used only for ash and not forcombustible rubbish.
Portable ashtray
Ashtray container for mobile use in
the vehicle. To use, open cover.
Ashtrays can be placed in the
cupholders at both ends of the
instrument panel, centrally in the
lower instrument panel and in the rear
seat area.
Cupholders 3 65.Warning lights, gauges
and indicators
Speedometer
Indicates vehicle speed.
Maximum speed may be restricted by
a speed regulator. As a visible
indication of this, a warning label is
located on the instrument panel.
A warning buzzer will sound for
10 seconds every 40 seconds if the vehicle briefly exceeds the set limit.
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Instruments and controls81
Control indicators in the roof
console
Turn 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.
Bulb replacement 3 139.
Fuses 3 144.
Turn signals 3 93.
Seat belt reminder
X illuminates in red.
If the seat belt is not fastened, control
indicator X will flash when vehicle
speed exceeds approx. 10 mph. A
warning chime also sounds for upto
2 minutes.9 Warning
Fasten seat belt before each trip.
In the event of an accident, people
not wearing seat belts endanger their fellow occupants and
themselves.
Notice
Heavy objects on the front seats
may cause control indicator X to
illuminate. Remove the object from
the seat or fasten the seat belt.
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
belt tensioner or the airbag system.
The airbags and belt tensioners may
fail to trigger in the event of an
accident.
Deployment of the belt tensioners or
airbags is indicated by continuous
illumination of v.9 Warning
Have the cause of the fault
remedied immediately by a
workshop.
Belt tensioners, airbag system 3 47,
3 50.
Airbag deactivation V ON illuminates yellow.
The front passenger airbag is
activated.
* OFF illuminates yellow.
The front passenger airbag is
deactivated 3 55.
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82Instruments and controls
If both control indicators VON and
* OFF are illuminated
simultaneously, there is a system
failure. The status of the system is not discernible, therefore no person is
permitted to occupy the front
passenger seat. Contact a workshop
immediately.
If illuminated in conjunction with v or
F , 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.
Airbag system 3 50, belt tensioners
3 47, airbag deactivation 3 55.
Charging system p illuminates red.
Illuminates briefly when the ignition is
switched on.
Illuminates when the engine is
running
If control indicator p illuminates
when the engine is running
(accompanied by a warning chime):
Stop, switch off engine.
Vehicle battery is not charging.
Engine cooling may be interrupted.
Power to the brake servo unit may be
cut. Seek the assistance of a
workshop.
Malfunction indicator light Z illuminates or flashes yellow.
Illuminates when the ignition is
switched on and goes out shortly after
the engine starts.
Illuminates when the engine isrunning
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
F illuminates in yellow.
Illuminates when the ignition is
switched on and goes out shortly after the engine starts.
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 C illuminates in red.
Illuminates briefly when the ignition is
switched on.
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Instruments and controls859Warning
When the engine is off,
considerably more force is needed
to brake and steer.
Do not remove key until vehicle is stationary, otherwise the steeringwheel lock could engage
unexpectedly.
Check oil level before seeking
assistance of a workshop 3 133.
Fuel economy mode
ECO illuminates green when ECO
mode is engaged to reduce fuel
consumption.
ECO mode, driving economically
3 108.
Low fuel Y illuminates yellow.
Illuminates when level in fuel tank is
too low; refuel immediately 3 127.
Catalytic converter 3 115.
Bleeding the diesel fuel system
3 138.
Autostop
D illuminates when engine is in an
Autostop.
Stop-start system 3 113.
Exterior light 9 illuminates green.
Illuminated when the headlights are on.
8 illuminates green.
Illuminated when the sidelights are
on.
Lighting 3 91.
High beam P illuminates blue.
Illuminated when high beam is on and
during headlight flash 3 92.
Fog light
> illuminates green.Illuminated when the front fog lights
are on 3 93.
Rear fog light
r illuminates green.
Illuminated when the rear fog light is
on 3 93.
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 and speed limiter
3 120.
Door open
U illuminates red.
Page 95 of 189
Lighting93Hazard warning flashers
Operated with the ¨ button.
In the event of hard braking, the
hazard warning flashers may turn on
automatically. Switch off by pressing
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 turn
signal is deactivated. This will not
happen when making a minor
steering manoeuvre such as lane
changing.
For three flashes, e.g. when changing
lanes, move lever part way to first
stop and then release.
If the lever is moved past the first stop, the turn signal is switched on
constantly. Switch the turn signal off
manually by moving the lever to its
original position.
Front fog lights
Turn inner switch to position >.
Front fog lights will only operate when
the ignition and headlights are
switched on.
Rear fog lights Turn inner switch to position r.
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110Driving and operatingPower button
Electronic key must be inside the
vehicle, either in the card reader or
the front passenger compartment.
If the electronic key is not inside the
vehicle, a corresponding message
appears in the Driver Information
Centre 3 86.
Notice
Do not put the electronic key in the
load compartment during driving, as
this is outside of the detection zone
(indicated by a warning chime at low
speed 3 87 and a message in the
Driver Information Centre 3 87).
Some functions, e.g. Infotainment
system, are available for use as soon as you enter the vehicle.
Accessory power mode
Press Start/Stop button without
operating clutch or brake pedal to enable further electrical functions to
be operated.
Engine start Operate clutch and brake pedal and
press Start/Stop button. Release
button after starting procedure
begins.
If a gear is engaged, the engine can
be started only by operating the clutch
pedal and pressing the Start/Stop
button.
In some cases, it may be necessary
to move the steering wheel slightly
while pressing the Start/Stop button
to release the steering wheel lock. A
corresponding message appears in
the Driver Information Centre 3 86.At very low outside temperatures
(e.g. below -10 °C) keep the clutch
pedal depressed while pressing the
Start/Stop button until the engine
starts.
If one of the starting conditions is not
applied, a corresponding message
appears in the Driver Information
Centre 3 86.
Vehicle messages 3 87.
Engine stop Electronic key must be inside the
vehicle, either in the card reader or
the front passenger compartment.
With the vehicle stationary, press the
Start/Stop button to stop the engine.
The steering wheel lock is engaged
when the driver's door is opened and the vehicle is locked.
Central locking system 3 23.
Retained power off
Press the Start/Stop button for more
than two seconds; the engine is
stopped while some functions, e.g.
Infotainment system, are available for
use for approx. 10 minutes.
Page 149 of 189

Vehicle care147
No.Circuit1Vehicle battery (with electronic
key system)2APC battery backup (with elec‐
tronic key system)3Passenger compartment heater4Adaptations5Adaptations6Passenger compartment heater7Additional air conditioning8Additional heating9Electric exterior mirrors, addi‐
tional adaptations10Heated exterior mirrors11Radio, multimedia, electric exte‐
rior mirrors, diagnostic socket12Multimedia, trailer hitch13Fuel injection system, courtesy
lightsNo.Circuit14Fuel injection system, tyre pres‐ sure monitoring system, elec‐
tronic key system15Hazard warning flashers, turn and lane-change signals16Central locking17Left-hand high beam, right-hand
low beam, tail lights, left-hand
daytime running light18Front fog lights, rear fog lights,
number plate lighting19Alarm, horn, automatic light
control, wiper20Instrument cluster21Light switch22Rear window wiper, windscreen
washer pump, horn23APC general battery24Reversing lights25Engine start-stop buttonNo.Circuit26Fuel injection, starter27Airbag, steering column lock28Passenger power window29Power steering30Brake lights31APC battery backup (with elec‐
tronic key system)32Service display33Cigarette lighter, power outlet34Right-hand high beam, left-
hand low beam, headlights,
right-hand daytime running light35Brake lights, ABS, immobiliser36Interior lighting, air conditioning37Starting with electronic key
system38Rear window wiper39Warning chimes