98Instruments and controlsIlluminates when the engine is
running
Stop, switch off engine.Caution
Coolant temperature too high.
Check coolant level immediately
3 206.
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.
Starting the engine 3 139.
Exhaust filter % or H illuminates yellow.
The exhaust filter requires cleaning.
Continue driving until the control
indicator extinguishes.
Illuminates temporarily Start of saturation of the exhaust filter.
Start cleaning process as soon as
possible by driving at a vehicle speed
of at least 60 km/h.
Illuminates constantlyIndication of a low additive level. Seek
the assistance of a workshop.
Exhaust filter 3 144.
AdBlue Y flashes or illuminates yellow.
Illuminates yellow
The remaining driving range is
between 600 km and 2400 km.
Flashes yellow
The remaining driving range is
between 0 and 600 km.AdBlue level is low. Refill AdBlue
soon to avoid prevention of the
engine start. Up to 10 l of AdBlue can
be added.
AdBlue 3 145.
Deflation detection system
w illuminates or flashes yellow.
Illuminates
Tyre pressure loss in one or more
wheels. Stop immediately and check
tyre pressure.
Flashes
Fault in system. Consult a workshop.
Deflation detection system 3 223.
Engine oil pressure
I illuminates red.
Illuminates when the ignition is
switched on and extinguishes shortly after the engine starts.
Instruments and controls99Illuminates 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 engine oil level before seeking
the assistance of a workshop 3 205.
Low fuel
o illuminates yellow.
Level in fuel tank is too low.
Refuelling 3 195.
Bleeding the diesel fuel system
3 209.
Autostop
D illuminates or flashes green.
Illuminates green
Engine is in an Autostop.
Flashes green
Autostop is temporarily unavailable,
or Autostop mode is invoked
automatically.
Stop-start system 3 140.
Exterior light
8 illuminates green.
The exterior lights are on 3 114.
Low beam
9 illuminates green.
Illuminated when low beam is on.
High beam C illuminates blue.
Illuminates when high beam is on,
during headlight flash 3 115.
High beam assist f illuminates green.
The high beam assist is activated
3 116.
LED headlights H illuminates and a warning
message is displayed in the Driver
Information Centre.
Seek the assistance of a workshop.
Instruments and controls105Vehicle messages
Messages are indicated in the Driver
Information Centre, in some cases
together with a warning chime.
Press SET / CLR to confirm a
message.
Vehicle and service messages The vehicle messages are displayed
as text. Follow the instructions given
in the messages.
Messages in the
Colour Info Display
Some important messages may
appear additionally in the
Info Display. Some messages only
pop-up for a few seconds.
Warning chimes
If several warnings appear at the same time, only one warning chime
will sound.
When starting the engine or whilst driving
The warning chime regarding not
fastened seat belts has priority over
any other warning chime.
● If a seat belt is not fastened.
● If a door or the tailgate is not fully
closed.
● If a certain speed is exceeded with parking brake applied.
● If cruise control deactivates automatically.
● 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 exhaust 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.● If any condition for a restart of the
engine is not fulfilled.
Battery voltage When the vehicle battery voltage isrunning low, a warning message will
appear in the Driver Information
Centre.
126Climate controlHeating will not be fully effective until
the engine has reached normal
operating temperature.
Air distributionl:to windscreen and front door
windowsM:to head area via adjustable air
ventsK:to foot well and windscreen
All combinations are possible.
Fan speed
Adjust the air flow by turning Z to the
desired speed.
clockwise:increaseanticlockwise:decreaseCooling A/C
Press A/C to switch on cooling. The
LED in the button illuminates to
indicate activation. Cooling is only
functional when the engine is running and fan is switched on.
Press A/C again to switch off cooling.
The air conditioning system cools and
dehumidifies (dries) as soon as the
outside temperature is slightly above
the freezing point. Therefore,
condensation may form and drip from
under the vehicle.
If no cooling or drying is required,
switch off the cooling system for fuel
saving reasons.
Activated cooling may inhibit
Autostops.
Stop-start system 3 140.
Air recirculation system
Press 4 to activate air recirculation
mode. The LED in the button
illuminates to indicate activation.
Press 4 again to deactivate air
recirculation mode.
9 Warning
The exchange of fresh air is
reduced in air recirculation mode.
In operation without cooling the air
Climate control127humidity increases, so the
windows may mist up from inside.
The quality of the passenger
compartment air deteriorates,
which may cause the vehicle
occupants to feel drowsy.
In warm and very humid ambient air conditions, the windscreen may mist
up from outside when cold air is
directed towards it. If windscreen
mists up from outside, activate
windscreen wiper and deactivate l.
Maximum cooling
Briefly open the windows so that hot
air can disperse quickly.
● Switch on cooling A/C.
● Press 4 for air recirculation
system on.
● Press M for air distribution.
● Set temperature control £ to
coldest level.
● Set fan speed Z to highest level.
● Open all vents.
Heated rear window, windscreen and exterior mirrors b 3 41.
Heated seats ß 3 51.
Demisting and defrosting the
windows● Press à: the air distribution is
directed towards the windscreen.
● Set temperature controller £ to
warmest level.
● Switch on cooling A/C, if
required.
● Set fan speed Z to highest level.
● Switch on heated rear window b.
● Switch on heated windscreen ,.
● Open side air vents as required and direct them towards the doorwindows.
Note
If à is pressed while the engine is
running, an Autostop will be inhibited until à is pressed again.
If à is pressed while the engine is in
an Autostop, the engine will restart
automatically.
Stop-start system 3 140.
130Climate controlTouch in the Colour Info Display:l:to windscreen and front door
windowsM:to head area and rear seats via
adjustable air ventsK:to front and rear foot well and
windscreen
To return to automatic air distribution,
press AUTO .
Temperature preselection £
Set the preselected temperatures
separately for the driver and the front
passenger to the desired value using
the left and right rotary ring. The
rotary ring on the passenger side
changes the temperature of the
passenger side. The rotary ring on the driver's side changes the temperature
of the driver's side or of both sides,
depending on activation of
synchronisation MONO in the climate
settings menu. Press MENU to enter
the menu.
Recommended temperature is 22 °C .
Temperature is indicated in displays beside the rotary rings and in the
climate settings menu.
If the minimum temperature Lo is set,
the climate control system runs at maximum cooling, if cooling A/C is
switched on.
If the maximum temperature Hi is set,
the climate control system runs at maximum heating.
Note
If A/C is switched on, reducing the
set cabin temperature can cause the
engine to restart from an Autostop or inhibit an Autostop.
Stop-start system 3 140.Dual zone temperature
synchronisation MONO or SYNC
Press MENU to enter the menu.
Touch MONO or SYNC to link
passenger side temperature setting
to the driver side.
When passenger side control dial will be adjusted, synchronisation is
deactivated.
Air conditioning A/C
Press A/C to switch on cooling. The
LED in the button illuminates to
indicate activation. Cooling is only
functional when the engine is running and climate control fan is switched on.
132Climate controlNote
If à is pressed while the engine is
running, an Autostop will be inhibited until à is pressed again.
If à is pressed while the engine is in
an Autostop, the engine will restart
automatically.
Stop-start system 3 140.
Deactivation of electronic climate control system
Cooling, fan and automatic mode can
be switched off by turning the rotary
ring around the AUTO button
anticlockwise.
Activation by switching on the fan or
pressing AUTO.
Heated rear window, windscreen and exterior mirrors b 3 41.
Heated seats ß 3 51.Auxiliary heater
Air heater
Quickheat is an electric auxiliary air
heater which automatically warms up
the passenger compartment more
quickly.Air vents
Adjustable air vents Centre air vents in the instrument
panel
Direct the flow of air by tilting and
swivelling the slats.
To close the vent, swivel the slats
inwards.
Driving and operating135Driving and
operatingDriving hints ............................... 136
Control of the vehicle ...............136
Steering ................................... 136
Starting and operating ...............136
New vehicle running-in ............136
Ignition switch positions ...........136
Power button ........................... 137
Power saving mode .................138
Starting the engine ..................139
Overrun cut-off ........................ 140
Stop-start system ....................140
Parking .................................... 143
Engine exhaust .......................... 144
Exhaust filter ............................ 144
Catalytic converter ...................144
AdBlue ..................................... 145
Automatic transmission ..............148
Transmission display ...............148
Selector lever .......................... 148
Manual mode ........................... 149
Electronic driving programmes 150
Fault ........................................ 150
Interruption of power supply ....150Manual transmission ..................151
Brakes ........................................ 152
Antilock brake system .............152
Parking brake .......................... 152
Brake assist ............................. 154
Hill start assist ......................... 155
Ride control systems .................155
Electronic Stability Control and Traction Control system .........155
Selective ride control ...............156
Sport mode .............................. 158
Driver assistance systems .........158
Cruise control .......................... 158
Speed limiter ........................... 161
Adaptive cruise control ............163
Forward collision alert .............170
Active emergency braking .......171
Front pedestrian protection .....174
Parking assist .......................... 176
Advanced parking assist .........179
Side blind spot alert .................183
Panoramic view system ...........185
Rear view camera ...................188
Lane departure warning ..........189
Lane keep assist .....................190
Driver alert ............................... 192
Fuel ............................................ 194
Fuel for petrol engines .............194Fuel for diesel engines ............194
Refuelling ................................ 195
Trailer hitch ................................ 197
General information .................197
Driving characteristics and towing tips .............................. 197
Trailer towing ........................... 197
Towing equipment ...................198
Trailer stability assist ...............200