Keys, doors and windows37Heated windscreen
Operated by pressing ,. LED in
button illuminates.
Heating works with the engine
running and is switched off
automatically after a short time.
Pressing , once more during the
same ignition cycle allows the heating to operate for another three minutes.
Sun visors The sun visors can be folded down or
swivelled to the side to prevent
dazzling.
The covers of the mirrors should be
closed when driving.
A ticket holder is located on the
backside of the sun visor.Roof
Sunroof9 Warning
Take care when operating the
sunroof. Risk of injury, particularly to children.
Keep a close watch on the
movable parts when operating
them. Ensure that nothing
becomes trapped in them as they
move.
Switch on ignition to operate the sunroof.
38Keys, doors and windowsOpen or closePress * or r gently to the first
detent: sunroof is opened or closed
as long as the switch is operated.
Press * or r firmly to the second
detent then release: the sunroof is
opened or closed automatically.
During closing the safety function is
enabled. To stop movement, operate
the switch once more.
Raise or close
Press + or r : sunroof is raised or
closed automatically. During closing
the safety function is enabled.
Sunblind The sunblind is manually operated.
Close or open the sunblind by sliding. When the sunroof is open, the
sunblind is always open.General hints
Safety function
If the sunroof encounters resistance
during automatic closing, it is
immediately stopped and opened
again.
Override safety function
In the event of closing difficulties, e.g.
due to frost, hold the switch r
pressed to the second detent. The
sunroof closes with safety function
disabled. To stop movement, release
the switch.
Closing sunroof from outside
The sunroof can be closed remotely
from outside the vehicle.
Press and hold e for more than two
seconds to close the sunroof.
Release the button to stop the
movement.
Initialising after a power failure
After a power failure, it may only be
possible to operate the sunroof to a
limited extent. Have the system
initialised by your workshop.
Instruments and controls77Instruments and
controlsControls ....................................... 78
Steering wheel adjustment ........78
Steering wheel controls .............78
Heated steering wheel ...............79
Horn ........................................... 79
Windscreen wiper/washer .........79
Rear window wiper/washer .......81
Outside temperature ..................82
Clock ......................................... 82
Power outlets ............................. 84
Inductive charging .....................85
Ashtrays .................................... 85
Warning lights, gauges and indi‐ cators ........................................... 87
Instrument cluster ......................87
Speedometer ............................. 92
Odometer .................................. 93
Trip odometer ............................ 93
Tachometer ............................... 94
Fuel gauge ................................ 94
Engine coolant temperature gauge ....................................... 95
Service display .......................... 95
Control indicators ......................96Turn signal................................. 96
Seat belt reminder .....................96
Airbag and belt tensioners .........97
Airbag deactivation ....................97
Charging system .......................98
Malfunction indicator light ..........98
Brake and clutch system ...........98
Electric parking brake ................98
Electric parking brake fault ........98
Antilock brake system (ABS) .....99
Gear shifting .............................. 99
Following distance .....................99
Lane keep assist .......................99
Electronic Stability Control off ...99
Electronic Stability Control and Traction Control system ...........99
Traction Control system off .....100
Engine coolant temperature ....100
Preheating ............................... 100
AdBlue ..................................... 100
Tyre pressure monitoring system .................................... 100
Engine oil pressure ..................100
Low fuel ................................... 101
Immobiliser .............................. 101
Exterior light ............................ 101
High beam ............................... 101
High beam assist .....................101
LED headlights ........................ 101
Fog light ................................... 101Rear fog light........................... 102
Cruise control .......................... 102
Adaptive cruise control ............102
Vehicle detected ahead ...........102
Pedestrian detection ................102
Speed limiter ........................... 102
Traffic sign assistant ................102
Door open ................................ 102
Information displays ...................103
Driver Information Centre ........103
Info display .............................. 110
Head-up display ......................112
Vehicle messages ......................114
Warning chimes .......................115
Battery voltage ........................ 115
Vehicle personalisation ..............116
Telematics service .....................120
OnStar ..................................... 120
Instruments and controls81
Keep the sensor free from dust, dirt
and ice.
Rain sensor function can be activated or deactivated in the Vehicle
personalisation.
Select the relevant setting in Settings,
I Vehicle in the Info-Display.
Info-Display 3 110.
Vehicle personalisation 3 116.
Windscreen washer
Pull lever. Washer fluid is sprayed
onto the windscreen and the wiper
wipes a few times.
Washer fluid 3 233.
Rear window wiper/washer
Rear window wiper
Turn outer cap to activate the rear
window wiper:
OFF:offINT:intermittent operationON:continuous operation
Do not use if the rear window is
frozen.
Switch off in car washes.
The rear window wiper comes on
automatically when the windscreen
wiper is switched on and reverse gear
is engaged.
82Instruments and controlsActivation or deactivation of this
function can be changed in the menu Settings in the Info-Display.
Vehicle personalisation 3 116.
Rear window washer
Push lever.
Washer fluid is sprayed onto the rear
window and the wiper wipes a few
times.
The rear window washer system is
deactivated when the fluid level is
low.
Washer fluid 3 233.
Outside temperature
A drop in temperature is indicated
immediately and a rise in temperature
after a time delay.
Illustration shows an example.
If outside temperature drops to 3 °C,
a warning message is displayed in the Driver Information Centre.
9 Warning
The road surface may already be
icy even though the display
indicates a few degrees above 0
°C.
Clock
Date and time are shown in the
Info-Display.
Info-Display 3 110.
108Instruments and controlsEco information menu, @
● Top consumers
● Economy trend
● Eco index
On Mid- and Uplevel display the
pages Top Consumers, Economy
Trend and Eco index, are displayed in
the Trip/fuel information menu, select
Info .
Top Consumers
List of top comfort consumers
currently switched on is displayed in
descending order. Fuel saving
potential is indicated.
During sporadic driving conditions,
the engine will activate the heated
rear window automatically to increase the engine load. In this event, the
heated rear window is indicated as
one of the top consumers, without
activation by the driver.Economy Trend
Displays the average consumption
development over a distance of
31 miles. Filled segments display the
consumption in 3.1 mile steps and
shows the effect of topography or
driving behaviour on fuel
consumption.
Economy index
The current fuel consumption is
indicated on an economic scale. For
economical driving, adapt driving
style to keep the filled segments
within the Eco area. The more
segments are filled, the higher the
fuel consumption.
Simultaneously the average
consumption value is indicated.
Audio menu Audio menu enables browsing for
music, selecting from favourites or
changing the audio source.
See Infotainment manual.
Phone menu Phone menu enables managing and
performing of phone calls, scrolling through contacts or operating
handsfree phoning.
See Infotainment manual.
Navigation menu Navigation menu enables route
guidance.
See Infotainment manual.
Vehicle information menu, ? or
Options
The following list contains all possible
Options Menu pages. Some may not be available for your particular
vehicle. Depending on the display
some functions are symbolised.
116Instruments and controls1. Switch off any electricalconsumers 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.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 22.
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.
Instruments and controls117Auto Rear Defog: 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
changes the settings of the front
pedestrian protection.
Park Assist : Activates or
deactivates the ultrasonic
parking assist. Activation is
selectable with or without
attached trailer coupling.Go Notifier : Activates or
deactivates the reminder to drive
off when the adaptive cruise
control holds the vehicle at
standstill.
Side Blind Zone Alert : Activates
or deactivates side blind zone alert.
● Comfort and Convenience
Auto Memory Recall : Changes
the settings to the recall of
memorised settings for power
seat adjustment.
Easy Exit Driver Seat : Activates
or deactivates easy exit function of the power seat.
Chime Volume : Changes the
volume of warning chimes.
Personalization By Driver :
Activates or deactivates the
personalisation function.
Rain Sense Wipers : Activates or
deactivates automatic wiping
with rain sensor.
Auto Wipe in Reverse Gear :
Activates or deactivates automatic switching on of therear window wiper when reverse
gear is engaged.
● Lighting
Vehicle Locator Lights : Activates
or deactivates the entry lighting.
Exit Lighting : Activates or
deactivates and changes the
duration of exit lighting.
Left or Right Hand Traffic :
Changes between lighting for left or right-hand traffic.
Adaptive Forward Lighting :
Changes the settings of the
functions of the LED headlights.
● Power Door Locks
Unlocked Door Anti Lock Out :
Activates or deactivates the door
locking function while a door is
open.
Auto Door Lock : Activates or
deactivates the automatic door locking function after switching
on ignition.
Delayed Door Lock : Activates or
deactivates the delayed door
locking function. This feature