Replacing the battery1.Remove integrated key from remote con‐
trol.2.Push in the catch with the key, arrow 1.3.Remove the cover of the battery compart‐
ment, arrow 2.4.Insert a battery of the same type with the
positive side facing up.5.Press the cover closed.
Take the used battery to a recycling
center or to your service center.
New remote controls New remote controls are available from the
service center.
Loss of the remote controls Lost remote controls can be disabled by your
service center.
Emergency detection of remote
control
It is possible to switch on the ignition or start
the engine in situations such as the following:
▷Interference of radio transmission to re‐
mote control by external sources e.g., by
radio masts.▷Empty battery in remote control.▷Interference from radio transmissions
through mobile devices in close proximity
to remote control.▷Interference of radio transmission by
charger while charging items such as mo‐
bile devices in the vehicle.
A Check Control message is displayed if an at‐
tempt is made to switch on the ignition or start
the engine.
Starting the engine with emergency
detection of the remote control
Steptronic transmission: if a corresponding
Check Control message appears, hold the re‐
mote control, as shown, against the marked
area on the steering column and press the
Start/Stop button within 10 seconds while
pressing the brake.
If the remote control is not recognized: slightly
change the height position of the remote con‐
trol and repeat the procedure.
Personal Profile
The concept Personal Profile provides three profiles, using
which personal vehicle settings can be stored.
Every remote control has one of these profiles
assigned.
If the vehicle is unlocked using a remote con‐
trol, the assigned personal profile will be acti‐
vated. All settings stored in the profile are au‐
tomatically applied.
If several drivers use their own remote control,
the vehicle will adjust the personal settings
during unlocking. These settings are also re‐
stored, if the vehicle has been used in the
Seite 35Opening and closingControls35
Online Edition for Part no. 01 40 2 960 547 - II/15
Alarm systemThe conceptWhen the vehicle is locked, the vehicle alarm
system responds to:▷Opening a door, the hood or the trunk lid.▷Movements in the interior.▷Changes in the vehicle tilt, e. g., during at‐
tempts at stealing a wheel or when towing
the car.▷Disconnected battery voltage.
The alarm system briefly signals tampering:
▷By sounding an acoustic alarm.▷By switching on the hazard warning sys‐
tem.▷By flashing the daytime running lights.
Arming and disarming the alarm
system
When you unlock or lock the vehicle, either
with the remote control or via the Comfort Ac‐
cess, the alarm system is disarmed or armed at
the same time.
Door lock and armed alarm systemThe alarm system is triggered when the door is
opened, when the vehicle is unlocked via the
door lock.
Panic mode You can trigger the alarm system if you find
yourself in a dangerous situation.
Press button on the remote control for
at least 3 seconds.
To switch off the alarm: press any button.
Indicator lamp on the interior rearview
mirror▷The indicator lamp flashes briefly every
2 seconds:
The system is armed.▷The indicator lamp flashes after locking:
The doors, hood or trunk lid is not closed
properly, but the rest of the vehicle is se‐
cured.
After 10 seconds, the indicator lamp
flashes continuously. Interior motion sen‐
sor and tilt alarm sensor are not active.
When the still open access is closed, inte‐
rior motion sensor and tilt alarm sensor will
be switched on.▷The indicator lamp goes out after unlock‐
ing:
The vehicle has not been tampered with.▷The indicator lamp flashes after unlocking
until the engine ignition is switched on, but
no longer than approx. 5 minutes:
An alarm has been triggered.
Tilt alarm sensor The tilt of the vehicle is monitored.
The alarm system responds in situations such
as attempts to steal a wheel or when the car is
towed.
Interior motion sensor The interior is monitored to the height of the
seats. The alarm system is armed together
with the interior motion sensor even when the
Seite 44ControlsOpening and closing44
Online Edition for Part no. 01 40 2 960 547 - II/15
AdjustingVehicle features and options
This chapter describes all standard, country-
specific and optional features offered with the
series. It also describes features that are not
necessarily available in your car, e. g., due to
the selected options or country versions. This
also applies to safety-related functions and
systems. The respectively applicable country
provisions must be observed when using the
respective features and systems.
Sitting safely The ideal seating position can make a vital
contribution to relaxed, fatigue-free driving.
The seating position plays an important role in
an accident in combination with:▷Safety belts, refer to page 55.▷Head restraints, refer to page 56.▷Airbags, refer to page 96.
Seats
Hints Do not adjust the seat while driving
Do not adjust the driver's seat while driv‐
ing, or the seat could respond with unexpected
movement and the ensuing loss of vehicle
control could lead to an accident.◀
Do not incline the backrest too far to the
rear
Do not incline the backrest too far to the rear
while driving, or there is a risk of slipping under
the safety belt in the event of an accident. This
would eliminate the protection normally pro‐
vided by the belt.◀
Keep the movement area unobstructed
When changing the seat position, keep
the seat's area of movement unobstructed;
otherwise, people might get injured or objects
damaged.◀
Electrically adjustable seats
At a glance1Seat and mirror memory2Backrest width3Lumbar support4Backrest tilt5Forward/backward, height, seat tilt
General information
The seat setting for the driver's seat is stored
for the profile currently in use. When the vehi‐
cle is unlocked via the remote control, the po‐
sition is automatically retrieved if the Function,
refer to page 43, is activated for this purpose.
Seite 52ControlsAdjusting52
Online Edition for Part no. 01 40 2 960 547 - II/15
Adjustments in detail1.Forward/back.2.Height.3.Seat tilt.4.Backrest tilt.Thigh support
Pull the lever at the front of the seat and adjust
the thigh support.
Lumbar support The curvature of the seat backrest can be ad‐
justed in a way that it supports the lumbar re‐
gion of the spine. The lower back and the
spine are supported for upright posture.
▷Press the front/rear section
of the switch.
The curvature is increased/
decreased.▷Press the upper/lower sec‐
tion of the switch.
The curvature is shifted up/
down.
Backrest width
Change the width of the back‐
rest using the side wings to ad‐
just the lateral support.
Seite 53AdjustingControls53
Online Edition for Part no. 01 40 2 960 547 - II/15
What reduces the restraining effect
Avoid wearing bulky clothing, and pull
the shoulder belt periodically to readjust the
tension. Make sure that the belt is not jammed;
otherwise, the belt can be damaged and the
restraining effect is reduced.◀
Buckling the belt
Make sure you hear the latch plate engage in
the belt buckle.
Unbuckling the belt
1.Hold the belt firmly.2.Press the red button in the belt buckle.3.Guide the belt back into its roll-up mecha‐
nism.
Safety belt reminder for driver's and
passenger's seat
The indicator lamp lights up and a sig‐
nal sounds. Make sure that the safety
belts are positioned correctly. The
safety belt reminder is active at speeds above
approx. 6 mph/10 km/h. It can also be activated
if objects are placed on the front passenger
seat.
Damage to safety belts Wear and tear after accidents or when dam‐
aged otherwise:
Have the safety belts, including the safety belt
tensioners, replaced and have the belt anchors
checked.
Check and replace safety belts
This should only be done by your service
center; otherwise, this safety feature might not
work properly.◀
Front headrests Correctly adjusted head restraint
A correctly adjusted head restraint reduces the
risk of injury to cervical vertebrae in the event
of an accident.
Adjusting the head restraint
Adjust the head restraints of all occupied
seats properly; otherwise, there is an increased
risk of injury in an accident.◀
Height
Adjust the head restraint so that its center is
approximately at ear level.
Distance
Adjust the distance so that the head restraint is as close as possible to the back of the head.
If necessary, adjust the distance by adjusting
the tilt of the backrest.
Adjusting the height▷To raise: push.▷To lower: press button, arrow 1, and push
headrest down.Seite 56ControlsAdjusting56
Online Edition for Part no. 01 40 2 960 547 - II/15
Steering wheel
Note Do not adjust while driving
Do not adjust the steering wheel while
driving; otherwise, an unexpected movement
could result in an accident.◀
Adjusting1.Fold the lever down.2.Move the steering wheel to the preferred
height and angle to suit your seating posi‐
tion.3.Fold the lever back.
Steering wheel heating
Press button.
▷On: the LED lights up.▷Off: the LED goes out.Seite 60ControlsAdjusting60
Online Edition for Part no. 01 40 2 960 547 - II/15
of unexpected movement of the seat back‐
rest.◀
On the front passenger seat
Deactivating airbags Deactivating the front-seat passenger
airbags
If a child restraint system is used in the front
passenger seat, deactivate the front-seat pas‐
senger airbags; otherwise, there is an in‐
creased risk of injury to the child when the air‐
bags are activated, even with a child restraint
system.◀
After installing a child restraint system in the
front passenger seat, make sure that the front,
knee and side airbags on the front passenger
side are deactivated.
Deactivate the front-seat passenger airbags automatically, refer to page 98.
Seat position and height
Before installing a child restraint system, move
the front passenger seat as far back as possi‐
ble and adjust its height to the highest and
thus best possible position for the belt and to
offer optimal protection in the event of an acci‐
dent.
If the upper anchorage of the safety belt is lo‐
cated in front of the belt guide of the child seat,
move the passenger seat carefully forward un‐
til the best possible belt guide position is
reached.
Backrest width Backrest width for the child seat
Before installing a child restraint system
in the front passenger seat, the backrest width
must be opened completely. Do not changethe adjustment after this; otherwise, the stabil‐
ity of the child seat will be reduced.◀
Adjustable backrest width: before installing a
child restraint system in the front passenger
seat, open the backrest width completely. Do
not change the backrest width again and do
not call up a memory position.
Child seat security
The rear safety belts and the front passenger
safety belt can be permanently locked to fas‐
ten child restraint systems.
The front passenger safety belt can be perma‐
nently locked to fasten child restraint systems.
Locking the safety belt
1.Pull out the strap completely.2.Secure the child restraint system with the
belt.3.Allow the strap to be pulled in and pull it
tight against the child restraint system.
The safety belt is locked.
Unlocking the safety belt
1.Unbuckle the belt buckle.2.Remove the child restraint system.3.Allow the strap to be pulled in completely.Seite 62ControlsTransporting children safely62
Online Edition for Part no. 01 40 2 960 547 - II/15
▷Driver assistance systems.
Some of this information is only displayed
briefly as needed.
Selecting displays in the Head-up
Display
On the Control Display:
1."Settings"2."Head-Up Display"3."Displayed information"4.Select the desired displays in the Head-up
Display.
Settings are stored for the profile currently in
use.
Setting the brightness
The brightness is automatically adjusted to the
ambient brightness.
The basic setting can be adjusted manually.
On the Control Display:
1."Settings"2."Head-Up Display"3."Brightness"4.Turn the controller.
When the low beams are activated, the bright‐
ness of the Head-up Display can be addition‐
ally influenced using the instrument lighting.
Settings are stored for the profile currently in
use.
Adjusting the height
On the Control Display:
1."Settings"2."Head-Up Display"3."Height"4.Turn the controller.
Settings are stored for the profile currently in
use.
Setting the rotation
On the Control Display:1."Settings"2."Head-Up Display"3."Rotation"4.Turn the controller.
Settings are stored for the profile currently in
use.
Special windshield
The windshield is part of the system.
The shape of the windshield makes it possible
to display a precise image.
A film in the windshield prevents double im‐
ages from being displayed.
Therefore, have the special windshield re‐
placed by a service center only.
Seite 90ControlsDisplays90
Online Edition for Part no. 01 40 2 960 547 - II/15