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Instruments and controls89RBrake and clutch system 3 91-Operate pedal 3 91mElectric parking brake 3 91jElectric parking brake fault
3 91uAntilock brake system (ABS)
3 92RUpshift 3 92cPower steering 3 92)Lane departure warning 3 92aElectronic Stability Control off
3 92bElectronic Stability Control and
Traction Control system 3 92kTraction Control system off
3 93!Preheating 3 93%Diesel particle filter 3 93YAdBlue 3 93wTyre pressure monitoring
system 3 93IEngine oil pressure 3 93iLow fuel 3 94dImmobiliser 3 948Exterior light 3 94CHigh beam 3 94lHigh beam assist 3 94fAdaptive forward lighting 3 94>Fog light 3 95rRear fog light 3 95mCruise control 3 95AVehicle detected ahead 3 95hDoor open 3 95
Turn signal
O illuminates or flashes green.
Illuminates briefly
The parking lights are switched on.
Flashes
A turn signal or the hazard warning flashers are activated.
Rapid flashing: failure of a turn signal light or associated fuse, failure of turn
signal light on trailer.
Bulb replacement 3 196, Fuses
3 204.
Turn signals 3 121.
Seat belt reminder
Seat belt reminder on front seats X for driver's seat illuminates or
flashes red.
k for front passenger seat illuminates
or flashes red, when seat is occupied.
Illuminates
After the ignition has been switched
on until the seat belt has been
fastened.
Flashes
After having started the engine for a
maximum of 100 seconds until the
seat belt has been fastened.
Page 92 of 263

90Instruments and controlsAirbag, belt tensioners androll bars
v illuminates red.
When the ignition is switched on, the
control indicator illuminates for
approx. 4 seconds. If it does not
illuminate, does not extinguish after
4 seconds or illuminates whilst
driving, there is a fault in the airbag
system, in the belt tensioner or the
deployable roll bars. The airbags, belt pretensioners and roll bars may fail to
trigger in the event of an accident.
Deployment of the belt tensioners,
airbags or deployable roll bars is indicated by continuous illumination
of v.9 Warning
Have the cause of the fault
remedied immediately by a
workshop.
Airbag system, belt tensioners 3 59,
3 56.
Rollover protection system 3 46.
Airbag deactivation
V illuminates yellow.
The front passenger airbag is
activated.
* illuminates yellow.
The front passenger airbag is
deactivated 3 63.9 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.
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 when the ignition is
switched on and extinguishes shortly
after the engine starts.
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.
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94Instruments 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. Depress clutch.
2. Select neutral gear, set selector lever to N.
3. Move out of the flow of traffic as quickly as possible without
impeding other vehicles.
4. 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 steeringwheel lock could engage
unexpectedly.
Check oil level before seeking the
assistance of a workshop 3 191.
Low fuel
i illuminates or flashes yellow.
Illuminates
Level in fuel tank is too low.
Flashes
Fuel used up. Refuel immediately.
Never run the tank dry.
Catalytic converter 3 144.
Bleeding the diesel fuel system
3 195.
Immobiliser d flashes yellow.
Fault in the immobiliser system. The
engine cannot be started.
Exterior light
8 illuminates green.
The exterior lights are on 3 113.
High beam
C illuminates blue.
Illuminates when high beam is on or
during headlight flash 3 115 , or when
high beam is on with high beam assist
or intelligent light range 3 117.
High beam assist
l illuminates green.
The high beam assist or intelligent light range is activated 3 115,
3 117.
Adaptive forward lighting f illuminates or flashes yellow.
Illuminates
Fault in system.
Seek the assistance of a workshop.
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Instruments and controls95Flashes
System switched to symmetrical low
beam.
Control indicator f flashes for approx.
4 seconds after the ignition is switched on as a reminder that the
system has been activated 3 116.
Automatic light control 3 114.
Fog light > illuminates green.
The front fog lights are on 3 121.
Rear fog light r illuminates yellow.
The rear fog light is on 3 121.
Cruise control
m illuminates white or green.
Illuminates white The system is on.
Illuminates green Cruise control is active.Cruise control 3 158.
Vehicle detected ahead
A illuminates green.
A vehicle ahead is detected in the
same lane.
Forward collision alert 3 161.
Door open h is indicated as symbol in the Driver
Information Centre when a door or the
boot lid is open.Information displays
Driver Information Centre
The Driver Information Centre is
located in the instrument cluster
between speedometer and
tachometer.
The following main menus can be
indicated in the display and selected
by pushing MENU on the turn signal
lever. Menu symbols are indicated in
the top line of the display:
● Vehicle Information Menu X
● Trip/Fuel Information Menu W
● ECO Information Menu s
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96Instruments and controlsSome of the displayed functions differ
when the vehicle is being driven or at
a standstill. Some functions are only
available when the vehicle is being
driven.
Vehicle personalisation 3 103.
Memorised settings 3 23.
Selecting menus and functions The menus and functions can be
selected via the buttons on the turn signal lever.
Press MENU to switch between the
menus or to return from a submenu to the next higher menu level.
Turn the adjuster wheel to highlight a
menu option or set a numeric value.
Press SET/CLR to select a function or
confirm a message.
Vehicle Information Menu X
Press MENU to select X.
Turn the adjuster wheel to select a
submenu. Press SET/CLR to confirm.
Follow the instructions given in the
submenus.
Depending on the version, the
possible submenus may include:
● Unit : displayed units can be
changed
● Tyre Pressure : checks tyre
pressure of all wheels during
driving 3 211
● Tyre Load : select tyre pressure
category according to the
actually inflated tyre pressure
3 211
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Instruments and controls103● If a warning message appears inthe Driver Information Centre.
● If the parking assist detects an object.
● If unintended lane change occurs.
● If the diesel particle filter has reached the maximum filling
level.
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.
Battery voltage When the vehicle battery voltage is
running low, a warning message will
appear in the Driver Information
Centre.1. Switch off immediately any electrical consumers which are
not required for a safe ride, e.g.
seat heating, heated rear window
or other main consumers.
2. Charge the vehicle battery by driving continuously for a while or
by using a charging device.
The warning message will disappear
after the engine has been started
twice consecutively without a voltage
drop.
If the vehicle battery cannot be
recharged, have the cause of the fault
remedied by a workshop.Vehicle personalisation
The vehicle's behaviour can be
personalised by changing the settings
in the Info-Display.
Some of the personal settings for
different drivers can be memorised
individually for each vehicle key.
Memorised settings 3 23.
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.
Personal settings in the
Graphic-Info-Display
CD 400plus/CD 400/CD 300
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104Instruments and controls
Press CONFIG . The menu Settings is
displayed.
The following settings can be
selected by turning and pressing the
multifunction knob:
● Sport mode settings
● Languages
● Time Date
● Radio settings
● Phone settings
● Vehicle settings
In the corresponding submenus the
following settings can be changed:
Sport mode settings
The driver can select the functions
which will be activated in Sport mode
3 156.
● Sport suspension : Damping
becomes harder.
● Sport powertrain performance :
Accelerator pedal and gear
change characteristics become
more responsive.
● Sport steering : Steering support
is reduced.
● Swap backlight colour main
instr. : Changes the instrument
illumination colour.Languages
Selection of the desired language.
Time Date
See 'Clock' 3 82.
Radio settings
See Infotainment manual for further
information.
Phone settings
See Infotainment manual for further information.
Page 107 of 263

Instruments and controls105Vehicle settings
●Climate and air quality
Auto fan speed : Modifies the
level of the cabin airflow of the
climate control in automatic
mode.
Climate control mode : Controls
the state of the cooling
compressor when the vehicle is
started. Last setting
(recommended) or at vehicle
start is either always ON or
always OFF.
Auto rear demist : Activates
heated rear window
automatically.
● Comfort settings
Chime volume : Changes the
volume of warning chimes.
Personalization by driver :
Activates or deactivates the
personalisation function.
● Park assist / Collision detection
Park assist : Activates or
deactivates the ultrasonic
sensors. Activation is selectable
with or without attached trailer
coupling.
Side blind zone alert : Changes
the settings for the side blind spot alert system.
● Exterior ambient lighting
Duration upon exit of vehicle :
Activates or deactivates and
changes the duration of exit
lighting.
Exterior lighting by unlocking :
Activates or deactivates the
welcome lighting.
● Power door locks
Auto door lock : Activates or
deactivates the automatic door
unlocking function after switching
off ignition. Activates or
deactivates the automatic door
locking function after driving-off.
Stop door lock if door open :
Activates or deactivates the
automatic door locking function
while a door is open.
Delayed door lock : Activates or
deactivates the delayed door locking function.
● Remote locking, unlocking,
starting
Remote unlock feedback :
Activates or deactivates the
hazard warning flasher feedback
whilst unlocking.