Instruments and controls109The front passenger airbag is
deactivated.
Airbag deactivation 3 63.
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.
On diesel engines, the cleaning
process of the diesel particle filter is
potentially not possible.
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 assistance of a workshop
immediately.
Brake and clutch system
R illuminates red.
The brake and clutch fluid level is too
low.9 Warning
Stop. Do not continue your
journey. Consult a workshop.
Electric parking brake
m illuminates or flashes red.
Illuminates
Electric parking brake is applied
3 181.
Flashes
Electric parking brake is not fully applied or released. Depress the
brake pedal and attempt to reset the system by first releasing then
applying the electric parking brake. If
m remains flashing, do not drive and
seek the assistance of a workshop.
Electric parking brake fault
j illuminates or flashes yellow.
Illuminates
Electric parking brake is operating
with degraded performance 3 181.
110Instruments and controlsFlashes
Electric parking brake is in service mode. Stop vehicle, apply and
release the electric parking brake to
reset.9 Warning
Have the cause of the fault
remedied immediately by a
workshop. Avoid parking on
inclines until the cause of the fault has been remedied.
Antilock brake system
(ABS)
u illuminates yellow.
Illuminates for a few seconds after the
ignition is switched on. The system is ready for operation when the control
indicator extinguishes.
If the control indicator does not go out after a few seconds, or if it illuminates while driving, there is a fault in the
ABS. The brake system remains
operational but without ABS
regulation.
Antilock brake system 3 180.
Gear shifting
R or S with the number of a higher or
lower gear is indicated, when up- or
downshifting is recommended for fuel
saving reasons.
Following distance
E indicates the following distance
setting of the alert timing sensitivity
for the forward collision alert using
filled distance bars.
Forward collision alert 3 200.
Lane keep assist a illuminates green or yellow, or
flashes yellow.
Illuminates green
The system is switched on and ready
to operate.Illuminates yellow
The system approaches a detected
lane marking without using the turn
signal in that direction.
Flashes yellow
The system recognizes that the lane
is departed significantly.
Lane keep assist 3 229
Electronic Stability Control
off
t illuminates yellow.
The system is deactivated.
Electronic Stability Control
and Traction Control system
b illuminates or flashes yellow.
Illuminates A fault in the system is present.
Continued driving is possible. Driving
stability, however, may deteriorate
depending on road surface
conditions.
Instruments and controls111Have the cause of the fault remedied
by a workshop.
Flashes
The system is actively engaged.
Engine output may be reduced and
the vehicle may be braked
automatically to a small degree.
Electronic Stability Control 3 185,
Traction Control system 3 184.
Traction Control system off
k illuminates yellow.
The system is deactivated.
Engine coolant temperature W illuminates red.
Illuminates when the engine is
running
Stop, switch off engine.Caution
Coolant temperature too high.
Check coolant level immediately
3 243.
If there is sufficient coolant, consult a workshop.
Preheating
! illuminates yellow.
Preheating of Diesel engine is
activated. Only activates when
outside temperature is low. Start the
engine when control indicator
extinguishes.
AdBlue
Y flashes yellow.
AdBlue level is low. Refill AdBlue
soon to avoid prevention of the
engine start.
AdBlue 3 172.
Tyre pressure monitoring system
w illuminates or flashes yellow.Illuminates
Tyre pressure loss. Stop immediately and check tyre pressure.
Flashes
Fault in system or tyre without
pressure sensor mounted (e.g. spare
wheel). After 60 to 90 seconds the
control indicator illuminates
continuously. Consult a workshop.
Engine oil pressure
I illuminates red.
Illuminates when the ignition is
switched on and extinguishes shortly after the engine starts.
Illuminates 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.
112Instruments and controls1. Depress clutch.
2. Select neutral gear.
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
assistance of a workshop 3 242.
Low fuel
Y illuminates or flashes yellow.
Illuminates
Level in fuel tank is too low.
Flashes
Fuel used up. Refuel immediately.
Never run the tank dry.
Refuelling 3 233.
Catalytic converter 3 171.
Bleeding the diesel fuel system
3 246.
Immobiliser d flashes yellow.
Fault in the immobiliser system. The
engine cannot be started.
Immobiliser 3 36.
Exterior light 8 illuminates green.
The exterior lights are on 3 136.
High beam
C illuminates blue.
Illuminated when high beam is on or
during headlight flash 3 137.High beam assist
f illuminates green.
The high beam assist is activated,
see LED headlights 3 140.
LED headlights f illuminates or flashes yellow.
Illuminates
Fault in the system.
Seek the assistance of a workshop.
Flashes
System is switched to symmetrical
low beam.
Control indicator f flashes for approx.
four seconds after the ignition is
switched on as a reminder for
symmetrical headlight 3 139.
Fog light
> illuminates green.
The front fog lights are on 3 144.
126Instruments and controlsWarning chimesWhen starting the engine or whilstdriving
Only one warning chime will sound at a time.
The warning chime regarding not
fastened seat belts has priority over
any other warning chime.
● If seat belt is not fastened.
● If a door or the tailgate is not fully
closed when starting off.
● If a certain speed is exceeded with parking brake applied.
● If adaptive cruise control deactivates automatically.
● If approaching a vehicle ahead too closely.
● If approaching a pedestrian ahead too closely.
● If a programmed speed or speed
limit is exceeded.
● If a warning message appears in the Driver Information Centre.
● If the electronic key is not in the passenger compartment.● If the parking assist detects an object.
● If an 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.
● If the trailer hitch is not engaged.
During an Autostop ● If the driver's door is opened.
● If any condition for an Autostop is
not fulfilled.
Battery voltage When the vehicle battery voltage is
running low, a warning message will
appear in the Driver Information
Centre.1. Switch off any electrical
consumers which are not requiredfor 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 without a voltage drop.
If the vehicle battery cannot be
recharged, have the cause of the fault
remedied by a workshop.
Instruments and controls127Vehicle 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 25.
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 7" Colour-Info-Display
Press ;, select Settings and then
Vehicle on the touch-screen.
In the corresponding submenus the
following settings can be changed:
Vehicle ● Climate & Air Quality
Auto Fan Max Speed : Modifies
the level of the cabin airflow of the climate control in automatic
mode.
Auto Heated Seats :
Automatically activates the seat
heating.
Auto Defog : Supports
windscreen dehumidification by
automatically selecting the
necessary settings and
automatic air conditioning mode.
Auto Rear Defog : Automatically
activates heated rear window.
● Collision / Detection Systems
Rear View Camera Guidelines :
Activates or deactivates the rear
view camera guidelines on the
Info Display.
Forward Collision Alert :
Activates or deactivates forward collision alert.
Auto Collision Preparation :
Activates or deactivates the
automatic brake functionality of
the vehicle in the event of
imminent collision danger. The
following is selectable: the
system will take over brake
control, warn by chimes only or is
deactivated completely.
Forward Collision System :
Changes the settings of forward
collision alert.
Front pedestrian protection :
Activates or deactivates and
changes the settings of the front
pedestrian protection.
Instruments and controls129Remote Door Unlock: Changes
the configuration to unlock only
the driver's door or the whole
vehicle whilst unlocking.
Relock Remotely Unlocked
Doors : Activates or deactivates
the automatic relock function
after unlocking without opening
the vehicle.
Remote Window Operation :
Activates or deactivates the
operation of power windows with electronic key.
Passive Door Unlock : Changes
the configuration to unlock only
the driver's door or the whole
vehicle whilst unlocking.
Passive Door Lock : Activates or
deactivates the passive locking
function. This feature locks the
vehicle automatically after
several seconds if all doors have been closed and an electronic
key has been removed from the
vehicle.
Remote Left in Vehicle Alert :
Activates or deactivates the
warning chime when theelectronic key remains in the
vehicle.
Personal settings 8" Colour-Info-Display
Press ; then select the SETTINGS
icon.
In the corresponding submenus the
following settings can be changed:
Vehicle ● Climate and Air Quality
Auto Fan Speed : Modifies the
level of the cabin airflow of the
climate control in automatic
mode.
Auto Heated Seats :
Automatically activates the seat
heating.
Auto Demist : Supports
windscreen dehumidification by
automatically selecting the
necessary settings and
automatic air conditioning mode.
Auto Rear Demist : Automatically
activates heated rear window.
● Collision / Detection Systems
Forward Collision Alert : Activates
or deactivates forward collision
alert.
Auto Collision Preparation :
Activates or deactivates the
automatic brake functionality of
the vehicle in the event of
imminent collision danger. The
following is selectable: the
system will take over brake
control, warn by chimes only or is
deactivated completely.
Forward Collision System :
Changes the settings of forward
collision alert.
Front pedestrian protection :
Activates or deactivates and
162Driving and operatingDriving and
operatingDriving hints ............................... 163
Control of the vehicle ...............163
Steering ................................... 163
Starting and operating ...............163
New vehicle running-in ............163
Power button ........................... 164
Retained power off ..................165
Starting the engine ..................165
Overrun cut-off ........................ 167
Stop-start system ....................167
Parking .................................... 169
Engine exhaust .......................... 170
Diesel particle filter ..................170
Catalytic converter ...................171
AdBlue ..................................... 172
Automatic transmission ..............175
Manual transmission ..................179
Drive systems ............................ 180
All-wheel drive ......................... 180
Brakes ........................................ 180
Antilock brake system .............180
Parking brake .......................... 181Brake assist............................. 182
Hill start assist ......................... 183
Ride control systems .................184
Traction Control system ..........184
Electronic Stability Control ......185
Interactive driving system ........186
Driver assistance systems .........189
Cruise control .......................... 189
Speed limiter ........................... 190
Adaptive cruise control ............192
Forward collision alert .............200
Following distance indication ...202
Active emergency braking .......203
Front pedestrian protection .....206
Parking assist .......................... 209
Side blind spot alert .................215
Lane change alert ....................217
Panoramic view system ...........219
Rear view camera ...................221
Rear cross traffic alert .............223
Traffic sign assistant ................224
Lane keep assist .....................229
Fuel ............................................ 231
Fuel for petrol engines .............231
Fuel for diesel engines ............232
Refuelling ................................ 233
Trailer hitch ................................ 235
General information .................235Driving characteristics and
towing tips .............................. 235
Trailer towing ........................... 235
Towing equipment ...................236
Trailer stability assist ...............238