If the warning light is illuminated , this indicates a partial failure of the Pow-
er Steering and the steering forces can be greater. Seek assistance from a spe-
cialist garage immediately.
Steering lock (engine start push-button)
A long as the warning light
flashes , the steering lock cannot be released.
The following message is shown in the information cluster display. Move the steering wheel!
MOVE STEERING WHEEL
› Move the steering wheel slightly back and forth, thereby facilitating unlock-
ing the steering lock.
If the steering does also not unlock then, the help of a specialist garage is re-
quired.
If the warning light
flashes and a beep sounds, the electric steering lock is
faulty.
The following message is shown in the information cluster display. Steering lock: Workshop!
STEERING WORKSHOP
Seek assistance from a specialist garage immediately.
If the warning light
flashes and a beep sounds, the electric steering lock is
faulty.
The following message is shown in the information cluster display. Steering lock faulty. Stop!
STOP! VEHICLE STEERING FAULTY
Park the vehicle, and
stop driving . After switching off the ignition, it is no
longer possible to lock the steering, to activate the electrical components (e.g.
radio etc), to switch on the ignition again and to start the engine. Seek help
from a specialist garage.
Note
If the vehicle's battery has been disconnected and reconnected, the indicator
light comes on after switching on the ignition. The warning light should go
out after driving a short distance. If, after the motor is restarted and a short
drive, the indicator light
does not go out, there is a system error. Seek assis-
tance from a specialist garage immediately.Stability Control (ESC) / Traction Control (ASR)
Read and observe
on page 34 first.
If the warning light
flashes , the ESC or the ASR is just intervening at that
time.
If the warning light
lights up , there is an error in the ESC or the ASR.
The following message is shown in the information cluster display. Error: Electronic Stability Control (ESC)
ESC ERROR
Error: Traction control
ASR ERROR
Seek assistance from a specialist garage immediately.
If the warning light comes on after starting the engine, the TCS may be
switched off for technical reasons.
›
Switch the ignition off and on again.
If the warning light does not illuminate after you switch the engine back on,
the ASR is fully functional again.
Further information » page 115, Electronic Stability Control (ESC) or
» page 115 , Traction Control System (TCS) .
Note
The warning light comes on after the ignition is switched on if the vehicle's
battery has been disconnected and reconnected. If the indicator light does not
go out after moving a short distance, this means that there is an error in the
system. Seek assistance from a specialist garage immediately.
Traction control system (TCS) off
Read and observe
on page 34 first.
If the warning light
is illuminated , the TCS is switched off.
Activating/deactivating TCS » page 115, Traction Control System (TCS) .
35Instruments and warning lights
Anti brake system (ABS)Read and observe
on page 34 first.
If the warning light
is illuminated , there is a fault in the ABS.
The following message is shown in the information cluster display. Error: ABS
ABS ERROR
The vehicle will only be braked by the normal brake system without the ABS.
Seek assistance from a specialist garage immediately.
WARNING■ A fault to the ABS system or the braking system can increase the vehi-
cle's braking distance – there is a risk of an accident occurring!■
If warning light
illuminates simultaneously with warning light
» page 34 ,
Brake system ,
do not continue your journey! Seek help
from a specialist garage.
Rear fog light
Read and observe
on page 34 first.
The warning light
lights up when the rear fog light is switched on.
Exhaust inspection system
Read and observe
on page 34 first.
If the warning light
is illuminated , there is a fault in the exhaust inspection
system. The system allows the vehicle to run in emergency mode.
Seek assistance from a specialist garage immediately.
Glow plug system (diesel engine)
Read and observe
on page 34 first.
There is a fault in the glow plug system if the warning light
does not come
on or lights up continuously .
If the warning light begins
to flash while driving, a fault exists in the engine
control. The system allows the vehicle to run in emergency mode.
Seek assistance from a specialist garage immediately.
Engine performance check (petrol engine)
Read and observe
on page 34 first.
If the warning light
illuminates , there is a fault in the engine control. The
system allows the vehicle to run in emergency mode.
Seek assistance from a specialist garage immediately.
Airbag system
Read and observe
on page 34 first.
Fault with airbag system
If the warning light
is illuminated and the following message appears in the
instrument cluster display, there is a fault with the airbag system.
Error: Airbag
AIRBAG ERROR
The functionality of the airbag system is monitored automatically even if one
of the airbags is switched off.
The front passenger airbag has been disabled with the key switch
› The warning light
lights up for about 4 seconds after the ignition has been
switched on.
› The warning light
beneath the text
in the centre of the
dash panel lights up after the ignition is switched on » page 21, Switching off
the front passenger airbag .
One of the airbags or a belt tensioner has been disabled by the diagnostic tool
› The warning light
lights up for approximately 4 seconds after the ignition
is switched on and then flashes again for approximately 12 seconds.
› The following message is shown in the information cluster display.
Airbag / belt tensioner deactivated.
AIRBAG/ BELT TENSIONER OFF
WARNINGIf a fault in the airbag system occurs, there is a risk of the system not being
triggered in the event of an accident! Therefore, this must be checked im-
mediately by a specialized garage.36Operation
Tyre pressureRead and observe
on page 34 first.
The warning light
is illuminated
If the warning light
comes on while driving, it means one of the tyres has
undergone a pressure change.
An audible signal sounds as a warning signal.
›
Immediately reduce speed and avoid sudden steering and braking manoeu-
vres.
›
Stop the vehicle, turn the ignition off and check the tyres and their inflation
pressure » page 162 .
›
Correct the tyre pressure, if necessary or replace the affected wheel
» page 170 or use the repair kit » page 173.
›
Store the tyre pressure values in the system
» page 127.
The indicator light flashes for about 1 min. and remains lit
If the warning light flashes for approximately 1 min. and stays on, there may
be a fault in the system of tyre pressure monitoring.
›
Stop the vehicle, turn the ignition off and start the engine again.
If the warning light flashes again after the engine has started, there is a
system error.
Seek help from a specialist garage.
The following reasons can also apply if the warning light is illuminated.
› The vehicle is loaded on one side. Distribute loads as evenly as possible.
› The wheels of one axle are loaded more heavily (e.g. when towing a trailer or
when driving uphill or downhill).
› Snow chains are fitted.
› A wheel has been changed.
Store the tyre pressure values in the system » page 127.
CAUTION
Under certain circumstances (e.g. sporty style of driving, wintry or unpaved
roads) the warning light in the instrument cluster can be delayed or does
not light up at all.NoteThe warning light comes on after the ignition is switched on if the vehicle's
battery has been disconnected and reconnected. If the indicator light does not
go out after moving a short distance, this means that there is an error in the
system. Seek help from a specialist garage.
Fuel reserve
Read and observe
on page 34 first.
When the warning light
is illuminated , this means there is a fuel reserve of
under around 7 litres left.
The following message is shown in the information cluster display. Please refuel. Range: ... km
PLEASE REFUEL RANGE …
An audible signal sounds as a warning signal.
CAUTION
Never drive until the fuel tank is completely empty! The irregular supply of fuel
can cause misfiring. This can result in considerable damage to parts of the en-
gine and the exhaust system.
Note
The text in the display goes out after refuelling and driving a short distance.
Turning signal system
Read and observe
on page 34 first.
Either the left or the right
warning light
flashes depending on the position
of the turn signal lever.
If there is a fault in the turn signal system, the warning light flashes at twice
its normal rate. This does not apply when towing a trailer.
When the hazard warning light system is switched on, this will cause all of the
turn signal lights as well as both warning lights to flash.
Trailer turn signal lights
Read and observe
on page 34 first.
If the warning light
flashes , the trailer turn signal lights are turned on.
37Instruments and warning lights
If a trailer is hitched and the warning light is not flashing , one of the trailer
turn signal lights has failed.
The following message is shown in the information cluster display, for exam-
ple.
Trailer: check left turn signal!
TRAILER TURN SIG_ CHECK LEFT
The trailer must be unhitched properly » page 134, Trailer, connect and dis-
connect .
Fog lights
Read and observe
on page 34 first.
The warning light
illuminates when the fog lamps are operating.
Cruise control / speed limiter
Read and observe
on page 34 first.
The indicator light illuminates
, when the vehicle is being controlled by the
cruise control or speed limiter.
The indicator light
flashes , if the speed set by the speed limiter has been
exceeded.
Brake pedal (automatic transmission)
Read and observe
on page 34 first.
If the warning light
illuminates , operate the brake pedal.
Main beam
Read and observe
on page 34 first.
The warning light
illuminates when the main beam or the headlight flasher
is being operated.
Warning icons in the display
Introduction
This chapter contains information on the following subjects:
Automatic transmission
39
Rear seat belt warning
39
Alternator
39
Coolant
40
Engine oil pressure
40
Engine oil level
40
Lamp failure
41
Diesel particulate filter (diesel engine)
41
Windscreen washer fluid level
42
START-STOP-system
42
Display of a low temperature
42
Distance warning (Front Assistant)
42
Advance warning/emergency brake (Front Assistant)
42
The warning icons indicate the status of certain functions or faults.
The warning icons are indicated in the display of the instrument cluster
» page 31 .
Depending on the meaning of the warning icon, the icon or
will also illu-
minate in the bar with the warning lights
4
» Fig. 20 on page 30 or » Fig. 21
on page 30 .
SymbolMeaningDangerWarning
While the operational faults remain unrectified, the messages are repeated.
After they are displayed for the first time, the symbols or
continue to be
displayed without any extra messages for the driver.
Some warning icons can be accompanied by acoustic signals and messages in
the instrument cluster display.
After switching on the ignition, some warning icons illuminate briefly as a
function test.
38Operation
If the tested systems are OK, the corresponding warning lights go out for a
few seconds after switching on the ignition or after starting the engine.
The status of some features and systems is shown by the warning lights
» page 33 .WARNING■
Ignoring illuminated warning icons and related messages or instructions
in the display of the instrument cluster may lead to serious personal injury
or damage to the vehicle.■
If you have to stop for technical reasons, then park the vehicle at a safe
distance from the traffic, switch off the engine and activate the hazard
warning lights system » page 64. The warning triangle must be set up at
the prescribed distance - observe the national legal provisions when doing
so.
■
The engine compartment of your car is a hazardous area. While working in
the engine compartment, be sure to observe the following warnings
» page 150 , Engine compartment .
Automatic transmission
Read and observe
on page 39 first.
The warning icon and the corresponding message indicate a malfunction or
the status of the automatic transmission.
The warning icon and the message is shown in the MAXI DOT display.
The message appears only in the segment display.
Message, meaning and action
Gearbox faulty. Workshop!
GEARBOX FAULTY WORKSHOP Fault in the automatic transmission.
Seek assistance from a specialist garage immediately.
Gearbox overheated. Stop! Owner's Manual!
STOP VEHICLE GEARBOX OVERHEAT
Gearbox overheated.
GEARBOX OVERHEATEDMessage, meaning and action
The temperature of the automatic transmission clutches is too high. do not continue to drive!
Stop the vehicle and turn off the engine.
Switch on the ignition and wait until the message disappears – risk of
gearbox damage!
The journey can be continued as soon as the warning light and the mes-
sage go out.
If the warning light and the message do not go out, do not continue
driving. Seek help from a specialist garage.
Error: gearbox. Reverse gear not available.
GEARBOX ERROR REV_ GEAR NOT AVAIL Fault in the automatic transmission, reverse gear cannot be engaged.
Seek assistance from a specialist garage immediately.
Error: Transmission
GEARBOX ERROR Fault in the automatic transmission.
Seek assistance from a specialist garage immediately.
Rear seat belt warning
Read and observe
on page 39 first.
A rear seat belt is not fastened
A rear seat belt is fastened
The warning icons or
light up after the ignition has been switched on.
When the seat belt is fastened/unfastened, the respective icon lights up brief-
ly and indicates the current belt status.
Alternator
Read and observe
on page 39 first.
The warning icon
lights up if the vehicle battery is not charged when the
engine is running.
Seek assistance from a specialist garage immediately.
39Instruments and warning lights
CAUTIONIf in addition to the symbol the symbol lights up while driving, stop
driving - there is a risk of engine damage! Switch off the engine and seek as-
sistance from a specialist garage.
Coolant
Read and observe
on page 39 first.
Coolant level too low
If the coolant level is too low, the warning icon
lights up and the following
message appears in the instrument cluster display.
Please check engine coolant! Owner's Manual!
ENGINE COOLANT PLEASE CHECK
› Stop the vehicle, switch off the engine and check the coolant level
» page 156 .
› If the coolant level is too low, top up coolant
» page 156.
If the warning icon
does not illuminate after adding coolant and switching
on the engine, you may continue your journey.
If the coolant is within the specified range and the warning icon is still
lit
after switching on the ignition, then there may be a malfunction of the cooling
fan.
› Switch off the ignition.
› Check the fuse for the radiator fan, replace if necessary
» page 185, Fuses in
the engine compartment .
If the coolant level and fan fuse are OK and the Warning icon
lights up again
after switching on the ignition, do not continue driving!
Seek help from a specialist garage.
Coolant temperature too high
If the coolant temperature is too high, the warning icon
lights up and the
following message appears in the instrument cluster display.
Engine overheated. Stop! Owner's Manual!
ENGINE OVERHEAT STOP
› Stop the vehicle and turn off the engine.
› Switch on the ignition and wait until the coolant temperature returns to the
operating range » page 31.
› Continue your journey only after the warning icon
has disappeared.
WARNING■
Carefully open the coolant expansion bottle. If the engine is hot, the cool-
ing system is pressurized - risk of scalding! It is therefore best to allow the
engine to cool down before removing the cap.■
Do not touch the radiator fan. The radiator fan may switch on automati-
cally even if the ignition is off - danger of injury!
CAUTION
■ Additional headlights and other attached components in front of the air inlet
impair the cooling efficiency of the coolant.■
Never cover the radiator - there is a risk of the engine overheater.
Engine oil pressure
Read and observe
on page 39 first.
When the warning icon is
lit , the engine oil pressure is too low.
The following message is shown in the information cluster display. Oil pressure: Stop! Owner's Manual!
STOP VEHICLE OIL PRESSURE
›
Stop the vehicle, switch off the engine, and check the engine oil level
» page 154 .
›
If the oil pressure is too low, top up the engine oil » page 155.
If the oil level is within the specified range and the warning icon
turns on
again after the engine is started,
do not continue driving! Switch off the en-
gine and seek assistance from a specialist garage.
CAUTION
Do not continue your journey if for some reason it is not possible to top up
the engine oil! Switch off the engine and seek assistance from a specialist ga-
rage.
Engine oil level
Read and observe
on page 39 first.
Engine oil level too low
If the warning icons and
are
lit, the engine oil level is too low.
40Operation
Outside temperatureRead and observe
on page 43 first.
The current outside temperature is shown in the display.
If the outside temperature drops below +4 °C while driving, the following sym-
bol
(low temperature warning) is displayed and an audible signal will sound.
If the outside temperature when the ignition is switched on is below +4 ° C,
the following icon appears in the display
.
WARNINGEven at temperatures of around +4 °C, there may still be black ice on the
road surface. You should therefore not rely solely on the outside tempera-
ture display for accurate information as to whether there is ice on the road.
Gear recommendation
Fig. 27
Information on the selected
gear / Gear recommendation
Read and observe on page 43 first.
The function of the gear recommendation is to help reduce fuel consumption.
A suitable gear is engaged, if necessary, a recommendation to shift to high or
lower gear is displayed.
Display » Fig. 27
Optimal gear engaged
Recommended gear
Recommended gear
Besides showing the engaged gear, the arrow icon
and the recommended
gear are displayed.
For instance, if appears in this display, this means it is recommended that
you shift from 3rd into 4th gear.
The gear recommendation is intended only for vehicles with a manual trans-
mission or for vehicles with an automatic transmission in manual shift mode
(Tiptronic).WARNINGThe driver is always responsible for selecting the correct gear in different
driving situations, such as overtaking.
For the sake of the environment
A suitably selected gear has the following advantages.■It helps to reduce fuel consumption.■
It reduces engine noise.
■
It protects the environment.
■
It benefits the service life and reliability of the engine.
Door, luggage compartment or bonnet warning
Read and observe
on page 43 first.
If at least one door is open, or the boot or bonnet is open, the display indicates
the relevant open door or boot/bonnet.
An acoustic signal will also sound if you drive the vehicle above 6 km/h when a
door is open.
Auto-check control
Read and observe
on page 43 first.
Certain functions and conditions of individual vehicle systems are checked
continuously when the ignition is switched on.
Error messages and other information appear on the display.
Some messages are displayed simultaneously with the warning lights
» page 33 or warning icons in the display » page 38.
While the operational faults remain unrectified, the messages are always indi-
cated again. After they are displayed for the first time, the symbols
or
continue to be indicated without information for the driver.
44Operation
SymbolMeaningDangerWarning
MAXI DOT displayRead and observe
on page 43 first.
The MAXI DOT display is a user interface which, depending on the equipment
configuration, delivers information about the infotainment, the multifunction
display, the assistance systems etc.
Main menu items (depending on vehicle equipment) ■ Driving data » page 45
■ Assist systems » page 121 , Front Assistant
■ Audio » Operating instructions for infotainment , chapter Media (MEDIA but-
ton)
■ Telephone » operating instructions for Infotainment , chapter Communica-
tion (PHONE button)
■ Vehicle » page 44 , Auto-check control
Operating the MAXI DOT display » page 43, Using the information system .
Note
■
If the MAXI DOT display shows warning messages, these messages must be
confirmed in order to access the main menu » page 43, Using the information
system .■
For vehicles with Infotainment 1)
, the language of the MAXI DOT display can
be set in the Infotainment » Infotainment operating instructions , chapter De-
vice settings (SETUP key) .
■
For vehicles without infotainment, the language of the MAXI DOT displays
can only be adjusted by a specialist garage.
Driving data (Multifunction display)
Introduction
This chapter contains information on the following subjects:
Memory
46
Information overview
46
Warning at excessive speeds
47
The driving data display is only possible with the ignition switched on.
After the ignition is switched on, the function that was last selected before
switching off the ignition is displayed.
Individual menu items can be shown or hidden in the infotainment system
» Infotainment operating instructions , chapter Vehicle settings (CAR button) .
WARNINGConcentrate fully at all times on your driving! As the driver you are fully re-
sponsible for the operation of your vehicle.
Note
In some national versions the displays appear in the Imperial system of meas-
urement.1)
Not valid for infotainment Blues
45Information system