20Keys, doors and windowsBattery replacement in the electronic
key 3 17.
Electronic key synchronisation
The electronic key synchronises itself automatically during every starting
procedure.
Fault
If the central locking cannot be
operated or the propulsion system
cannot be started, the cause may be
one of the following:
● Fault in electronic key.
● Electronic key is out of reception range.
● The battery voltage is too low.
● Overload of the central locking system by operating at frequent
intervals, the power supply is
interrupted for a short time.
● Interference from higher-power radio waves from other sources.
To rectify the cause of the fault,
change the position of the electronic
key.
Manual unlocking 3 20.Memorised settings
Whenever the vehicle is switched off, the following settings are
automatically memorised by the
electronic key:
● automatic climate control
● lighting
● Infotainment system
● central locking system
● comfort settings
The saved settings are automatically
used the next time the vehicle is
switched on with the memorised
electronic key 3 19.
A precondition is that Personalisation
by driver is activated in the personal
settings of the Info Display. This must
be set for each electronic key which is used. The status change is available
only after locking and unlocking the
vehicle.
Vehicle personalisation 3 91.
Central locking system Unlocks and locks doors and load
compartment.A pull on an interior door handle
unlocks the respective door. Pulling
the handle once more opens the door.
Note
In the event of an accident in which
airbags or belt pretensioners are
deployed, the vehicle is
automatically unlocked.
Note
A short time after unlocking with the
remote control the doors are locked
automatically if no door has been
opened. A precondition is that the
setting is activated in the vehicle
personalisation 3 91.
Keys, doors and windows27●Vehicle status: View the vehicle’s
range and high voltage battery
level, charging status, and tyre
pressure.
● Welcome lighting: Request light when approaching the vehicle.
● Location services: Save the parked location or start
navigation at the vehicle’s GPS
coordinates.Setup function ● KeyPass setup
● Managing priority setting ● Modifying priority setting
● RevocationActive remote function ● Door lock / unlock
● Remote start / stop
● Panic alarm activation / termination
● Remote charge termination
● High voltage charge functions ● Temporary charging override
update
● Change the charging mode permanently● Update departure timeschedule
● High voltage priority charging
activation and deactivation
● Select charge level / limit preference screen
● Vehicle locator
● Routing / available mileagePassive function
Approach detection / welcome
lightingVisual display for vehicle information ● Low high voltage battery indication
● Tyre pressure
● Remote engine start status
● Odometer reading
● Rear closure ajar switch status
● Electric parking brake status
● Bonnet status
● High voltage battery state of charge status● Vehicle's position
● Charge mode status ● Available mileage
● Charge start and end times status
● Full week of time based delayed charging status
● Disable rate based and delayed charging status
● High voltage charging system fault (unable to
charge)
● High voltage charger power level
● High voltage battery charge cord connected indication
● Charge complete
● Usable state of charge
● High voltage depletion mode range
● High voltage battery state of charge status
34Keys, doors and windowsPower windows9Warning
Take care when operating the
power windows. Risk of injury,
particularly to children.
If there are children on the rear seats, switch on the child safety
system for the power windows.
Keep a close watch on the
windows when closing them.
Ensure that nothing becomes
trapped in them as they move.
Switch on the vehicle to operate
power windows.
Retained power off 3 151.
Operate the switch for the respective
window by pushing to open or pulling to close.
All windows: Pushing or pulling the
switch gently to the first detent moves
the window down or up as long as the switch is operated.
The driver's window opens or closes
automatically with safety function
enabled when the switch # is
pushed or pulled firmly to the second detent. To stop movement, operate
the switch once more in the same
direction. The co-driver's window
opens automatically when respective
switch is being pushed firmly to the
second detent.
Safety function
If the driver's window glass
encounters resistance above the
middle of the window during
automatic closing, it is immediately
stopped and opened again.
Override safety function In the event of closing difficulties due
to frost or the like, switch on the
vehicle, then pull the switch to the first
detent and hold. The window moves
up without safety function enabled.
To stop movement, release the
switch.
Keys, doors and windows35Child safety system for rear
windows
To deactivate rear door power
windows, press V. The LED
illuminates.
To activate, press V again.
Overload
If the windows are repeatedly
operated within short intervals, the
window operation is disabled for
some time.
Initialising the power windows
If the driver's window cannot be
closed automatically (e.g. after
disconnecting the vehicle battery), a
warning message is displayed in the
Driver Information Centre.
Vehicle messages 3 89.
Activate the window electronics as
follows:
1. Close doors.
2. Switch on the vehicle.
3. Push switch until the window is completely open and keep
pushing for additional 2 seconds.
4. Pull switch until the window is closed and keep pulling for
additional 2 seconds.
5. Repeat for each window.Heated rear window
Operated by pressing Ü.
The LED in the button indicates
activation.
Heating works after the vehicle has
been started and is switched off
automatically after a short time.
Seats, restraints41Heating
Adjust heating to the desired setting
by touching ß for the respective seat
one or more times. The control
indicator in the button indicates the
setting.
Prolonged use of the highest setting
for people with sensitive skin is not
recommended.
Auto heated seats
When the vehicle is on, this feature
will automatically activate seat
heating at the level required by the
vehicle's interior temperature.
The indicators next to the seat
heating symbol on the touch screen
indicate the heat setting.
Use the touch screen button to turn
auto heated seats off.
The auto heated seat feature can be programmed to always be enabled
when the vehicle is on.
Vehicle personalisation 3 91.
Deactivation To deactivate auto heated seat, touchß AUTO on the touch screen.
Remote start heated seats When it is cold outside, the heatedseats can be turned on automaticallyduring a remote vehicle start.
The heated seats will be cancelled
when POWER m is pressed. If the
vehicle has auto heated seats, the
seat heating level will automatically
change to the level required by the
vehicle's interior temperature when
the vehicle is turned on.
The temperature performance of an
unoccupied seat may be reduced.The heated seats will not switch on
during a remote start unless the
heated seat feature is enabled in
vehicle personalisation 3 91.
64Instruments and controlsInstruments and
controlsControls ....................................... 65
Steering wheel adjustment ........65
Steering wheel controls .............65
Heated steering wheel ...............65
Horn ........................................... 66
Pedestrian safety alert ...............66
Windscreen wiper and washer ..66
Rear window wiper and washer ...................................... 68
Outside temperature ..................68
Clock ......................................... 69
Power outlets ............................. 69
Inductive charging .....................70
Warning lights, gauges and indi‐ cators ........................................... 72
Instrument cluster ......................72
Speedometer ............................. 74
Odometer .................................. 74
Battery gauge ............................ 74
Driving efficiency gauge ............74
Power indicator gauge ...............76
Regenerative braking ................76
Total vehicle range ....................77
Service display .......................... 77Control indicators ......................77
Turn lights .................................. 77
Seat belt reminder .....................77
Airbag and belt tensioners .........78
Airbag deactivation ....................78
Charging system .......................78
Service vehicle soon .................79
Brake system ............................. 79
Electric parking brake ................79
Electric parking brake fault ........79
Antilock brake system (ABS) .....79
Sport mode ................................ 80
Lane keep assist .......................80
Electronic Stability Control off ...80
Electronic Stability Control and Traction Control system ...........80
Traction Control system off .......80
Tyre pressure monitoring system ...................................... 80
Immobiliser ................................ 81
Vehicle ready ............................. 81
Exterior light .............................. 81
High beam ................................. 81
High beam assist .......................81
Rear fog light ............................. 81
Cruise control ............................ 81
Vehicle detected ahead .............81
Pedestrian detection ..................81
Speed limiter ............................. 81Traffic sign assistant ..................82
Door open .................................. 82
Displays ....................................... 82
Driver Information Centre ..........82
Info Display ................................ 85
Vehicle messages ........................89
Warning chimes .........................90
Battery voltage .......................... 90
Vehicle personalisation ................91
Telematics service .......................94
OnStar ....................................... 94
Instruments and controls699Warning
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 85.
Press p and then touch 1.
Select Settings and then select Time
and date to display the respective
submenu.
Auto set
To choose whether time and date are to be set automatically or manually,
select Auto set .
For time and date to be set
automatically, select On - RDS.
For time and date to be set manually, select Off - Manual . If Auto set is set
to Off - Manual , the submenu items
Set time and Set date become
available.
Set time To adjust the time settings, select Set
time .
Touch + or - to adjust the settings.
To select a time mode, select 12 hr or
24 hr format.
If 12 hour format is selected, touch
R or S to adjust AM or PM .
Set date To adjust the date settings, select Set
date .
Touch + or - to adjust the settings.Power outlets
A 12 V power outlet is located in the
centre console.
Do not exceed the maximum power
consumption of 240 W.
With the vehicle off, the power outlet
is deactivated. Additionally, the power
outlet is deactivated in the event of
low vehicle battery voltage.
Electrical accessories that are
connected must comply with the
electromagnetic compatibility
requirements laid down in
DIN VDE 40 839.
70Instruments and controlsDo not connect any current-delivering
accessories, e.g. electrical charging
devices or batteries.
Do not damage the outlets by using
unsuitable plugs.
USB charging ports
Two USB ports are located in the
centre console. These ports can be
used for charging and Infotainment
connection.
External devices 3 126.
Another two USB ports for charging
only are located in the back of the
centre console.
All USB ports provide 2.1 A at 5 V.
Note
The USB ports must always be kept clean and dry.
Inductive charging
9 Warning
Inductive charging can affect the
operation of implanted
pacemakers or other medical
devices. If applicable, seek
medical advice before using the
inductive charging device.9 Warning
Remove any metal objects from
the charging device before
charging a mobile device, as these objects could become very hot.
Qi compatible mobile devices can be
charged inductively.
A protective cover for the mobile
device could have an impact on the
inductive charging.
The vehicle must be switched on, in
service mode or retained power off.
Starting and stopping the vehicle
3 151.
The operating temperature is −20 °C
to 60 °C for the charging system and
0 °C to 35 °C for the mobile device.