
Keys, doors and windows37Depending on vehicle configuration:● press and hold e, or
● switch ignition on and off twice quickly, then close doors and
activate the anti-theft alarm
system
An audible signal will sound as
confirmation.
The status will remain until the doors
are unlocked.
Alarm When triggered, the alarm sounds via
a separate battery-backed power
sounder, and the hazard warning
lights flash simultaneously. The
number and duration of alarm signals are stipulated by legislation.
If the vehicle battery is disconnected
or its power supply is interrupted, the
alarm siren will be triggered. First
deactivate the anti-theft alarm system if the vehicle battery must be
disconnected.
To silence the alarm siren (if
triggered) and therefore deactivate
the anti-theft alarm system, reconnectvehicle battery and unlock vehicle
with remote control button c (or
switch on the ignition).
Immobiliser The system is part of the ignition
switch and checks whether the
vehicle is allowed to be started with the key being used.
The immobiliser is activated
automatically after the key has been
removed from the ignition switch and
also if the key is left in the ignition
switch when the engine is turned off.
If the engine cannot be started, switch off the ignition and remove key, wait
approx. 2 seconds and then repeat
the start attempt. If start attempt is
unsuccessful, attempt to start the
engine using the spare key and seek
the assistance of a workshop.
Notice
Radio Frequency Identification
(RFID) tags may cause interference
with the key. Do not have it placed near the key when starting the
vehicle.Notice
The immobiliser does not lock the doors. Always lock the vehicle after
leaving it 3 23 and switch on the anti-
theft alarm system 3 35.

56Seats, restraintsHeight adjustment
1. Pull belt out slightly.
2. Shift the height adjustment upwards or press button to
disengage and push the height
adjustment downwards.
Adjust the height so that the belt lies across the shoulder. It must not lie
across the throat or upper arm.
9 Warning
Do not adjust while driving.
Unfasten
To unfasten belt, press red button on
belt buckle. The seat belt retracts automatically.

Instruments and controls83Instruments and
controlsControls ....................................... 84
Steering wheel adjustment ........84
Steering wheel controls .............84
Horn ........................................... 84
Steering column controls ...........84
Windscreen wiper and washer ..85
Outside temperature ..................86
Clock ......................................... 87
Power outlets ............................. 87
Inductive charging .....................89
Cigarette lighter ......................... 90
Ashtrays .................................... 90
Warning lights, gauges and indi‐ cators ........................................... 90
Instrument cluster ......................90
Speedometer ............................. 90
Odometer .................................. 91
Trip odometer ............................ 91
Tachometer ............................... 91
Fuel gauge ................................ 92
AdBlue gauge ............................ 92
Engine coolant temperature gauge ....................................... 92
Service display .......................... 93Transmission display .................93
Control indicators ......................94
Turn lights .................................. 97
Seat belt reminder .....................97
Airbag and belt tensioners .........97
Airbag deactivation ....................97
Charging system .......................98
Malfunction indicator light ..........98
Service vehicle soon .................98
Stop engine ............................... 99
Brake system ............................. 99
Parking brake ............................ 99
Antilock brake system (ABS) .....99
Gear shifting .............................. 99
Variable effort steering ..............99
Lane departure warning ..........100
Electronic Stability Control ......100
Engine coolant temperature ....100
Preheating ............................... 100
AdBlue ..................................... 100
Tyre pressure monitoring system .................................... 101
Engine oil pressure ..................101
Low fuel ................................... 102
Stop-start system ....................102
Exterior light ............................ 102
Low beam ................................ 102
High beam ............................... 102
High beam assist .....................102
Front fog lights ......................... 102Rear fog light........................... 102
Cruise control .......................... 102
Active emergency braking .......103
Speed warning ........................ 103
Speed limiter ........................... 103
Tachograph ............................. 103
Door open ................................ 103
Displays ..................................... 104
Driver Information Centre ........104
Info Display .............................. 104
Vehicle messages ......................105
Warning chimes .......................106
Trip computer ............................. 107
Tachograph ................................ 108

90Instruments and controlsCigarette lighter
Press in cigarette lighter. It switches
off automatically once the element is
glowing. Pull out lighter.
Ashtrays
Caution
To be used only for ash and not for combustible rubbish.
Portable ashtray
Ashtray container for mobile use in
the vehicle. To use, open cover.
Warning lights, gauges
and indicators
Instrument cluster
In some versions, the needles of the
instruments briefly rotate to the end
position when the ignition is switched
on.
Speedometer
Indicates vehicle speed.
Speed warning 3 103.
Speed limiter 3 250.
Cruise control 3 248.

96Instruments and controlsControl indicators in the overhead
console
Overview
OTurn lights 3 97XSeat belt reminder 3 97vAirbag and belt tensioners
3 97WAirbag deactivation 3 97pCharging system 3 98ZMalfunction indicator light
3 98jService vehicle soon
3 98CStop engine 3 99RBrake system 3 99jParking brake 3 99uAntilock brake system
(ABS) 3 99baGear shifting 3 99§Variable effort steering
3 99QLane departure warning
3 100RElectronic Stability Control
3 100WEngine coolant temperature
3 100!Preheating 3 100úAdBlue 3 100wTyre pressure monitoring
system 3 101IEngine oil pressure 3 101YLow fuel 3 102DAutostop (Stop-start
system) 3 102\Autostop inhibited (Stop-
start system) 3 102FExterior light 3 1029Low beam 3 102CHigh beam 3 102fHigh beam assist 3 102>Front fog lights 3 102øRear fog light 3 102mCruise control 3 102lActive emergency braking
3 103$Speed warning 3 103UCruise control 3 102,
speed limiter 3 103&Tachograph 3 103yDoor open 3 103

Instruments and controls97Turn lights
O flashes green.
Flashes if a turn light or the hazard
warning flashers are activated.
Rapid flashing: failure of a turn light or associated fuse.
An audible warning can be heard
when the turn lights are on. When
towing a trailer, the pitch of the
audible warning changes.
Bulb replacement 3 276.
Fuses 3 284.
Turn lights 3 112.
Seat belt reminder
X illuminates or flashes red in the
overhead console.
If the seat belt is unfastened, control
indicator X will flash when vehicle
speed exceeds approx. 10 mph. A warning chime also sounds for
approx. 90 seconds.
Depending on the vehicle, the control
indicator flashes if the front
passenger seat belt is not fastened.If the seat belt is fastened, the
indicator light extinguishes.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.
Three-point seat belts 3 55.
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 3 54.
Airbag system 3 58.
Airbag deactivation Ó illuminates yellow.
Illuminates for approx. 60 seconds
after the ignition is switched on. The
front passenger airbag is activated.
W illuminates yellow when the
ignition is switched on and remains
illuminated when the front passenger
airbag has been deactivated 3 62.

98Instruments and controls9Danger
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 58.
Belt tensioners 3 54.
Airbag deactivation 3 62.
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 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.
If Z illuminates in combination with
A , stop vehicle and switch off engine
as soon as possible.9 Warning
Have the cause of the fault
remedied immediately by a
workshop.
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
j 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 3 104.
Illuminates if cleaning of the diesel particle filter is required and
automatic cleaning does not occur
3 232.

102Instruments 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.
Check engine oil level 3 270.
Keep engine turned off and let the
vehicle be towed to a workshop.
Low fuel Y illuminates yellow.
Illuminates when the ignition is
switched on and extinguishes shortly
after the engine starts.
Illuminates when the engine is
running
Fuel level in the tank is too low. Refuel
immediately.
Never run the tank dry.
Refuelling 3 262.
Catalytic converter 3 233.
Bleeding the diesel fuel system
3 275.
Stop-start system \ illuminates when an Autostop is
inhibited when certain conditions are
not fulfilled.
Ï illuminates during an Autostop.
Ï flashes if the clutch is not released
sufficiently.
Stop-start system 3 227.
Exterior light
F illuminates green.
Illuminated when the side lights are
on 3 109.
Low beam
9 illuminates or flashes green.
Illuminates
Illuminated when the headlights are on 3 109.Flashes
Fault in the lighting.
High beam P illuminates blue.
Illuminated when high beam is on and during headlight flash 3 110.
High beam assist f illuminates when the high beam
assist is activated 3 110.
Front fog lights
> illuminates green.
Illuminated when the front fog lights
are on 3 112.
Rear fog light ø illuminates yellow.
Illuminated when the rear fog light is on 3 113.
Cruise control
U , m illuminate green.