Replacing the battery1.Remove integrated key from remote con‐
trol.2.Place the integrated key underneath the
battery compartment cover, arrow 1, and
lift the cover with a lever movement of the
integrated key.3.Remove battery compartment cover, ar‐
row 2.4.Insert a battery of the same type with the
positive side facing up.5.Press the cover closed.
Have old batteries disposed of by a
dealer’s service center or another
qualified service center or repair shop
or take them to a collection point.
New remote controlsNew remote controls are available from a
dealer’s service center or another qualified
service center or repair shop.
Loss of the remote controls
The lost remote control can be blocked by a
dealer’s service center or another qualified
service center or repair shop.
Emergency detection of remote
control
The concept The engine can be started via emergency de‐
tection of the remote control, if the remote
control is not recognized by the vehicle.
General information
A Check Control message is displayed.
Remote control detection by the vehicle can
among others be malfunctioning under the fol‐
lowing circumstances:▷The battery of the remote control is dis‐
charged. Replace the battery, refer to
page 35.▷Interference of the radio connection from
transmission towers or other equipment
with high transmit power.▷Shielding of the remote control due to
metal objects.▷Interference of the radio connection from
mobile phones or other electronic devices
in direct proximity.▷Interference of radio transmission by a
charging process of mobile devices, e.g.,
charging of a mobile phone.
Starting the engine
1.Hold the remote control with its back
against the marked area on the steering
column.2.Start the engine within 10 seconds.
If the remote control is not detected, slightly
change the position of the remote control and
repeat the procedure.
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The tailgate opens slightly, regardless of
whether the vehicle was previously locked or
unlocked.
With automatic tailgate operation, the closed
tailgate is automatically opened.
Depending on the features and the country
version, it is also possible to have door un‐
locked. Create the settings, refer to page 46.
If the doors were not unlocked, the tailgate is
locked again as soon as it closes. Take the re‐
mote control with you and do not leave it in the
cargo area; otherwise, the remote control is
locked inside the vehicle when the tailgate is
closed.
CAUTION
Sharp-edged or pointed objects can hit
the rear window and heat conductors while
driving. There is a risk of property damage.
Cover the edges and ensure that pointed ob‐
jects do not hit the rear window.◀
Switching on the headlight courtesy
delay feature
Briefly press the button on the remote
control.
The duration can be set in the Control Display.
Malfunction
Remote control detection by the vehicle can
among others be malfunctioning under the fol‐
lowing circumstances:▷The battery of the remote control is dis‐
charged. Replace the battery, refer to
page 35.▷Interference of the radio connection from
transmission towers or other equipment
with high transmit power.▷Shielding of the remote control due to
metal objects.▷Interference of the radio connection from
mobile phones or other electronic devices
in direct proximity.Do not transport the remote control together
with metal objects or electronic devices.
In the case of interference, the vehicle can also
be unlocked and locked from the outside with‐
out remote control, refer to page 39.
For US owners only
The transmitter and receiver units comply with
part 15 of the FCC/Federal Communication
Commission regulations. Operation is gov‐
erned by the following:
FCC ID:▷LX8766S.▷LX8766E.▷LX8CAS.▷LX8CAS2.▷MYTCAS4.
Compliance statement:
This device complies with part 15 of the FCC
Rules. Operation is subject to the following
two conditions:
▷This device may not cause harmful inter‐
ference, and▷this device must accept any interference
received, including interference that may
cause undesired operation.
Any unauthorized modifications or changes to
these devices could void the user's authority to
operate this equipment.
Without remote control
From the outside WARNING
Unlocking from the inside is only possi‐
ble with special knowledge.
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Malfunction
Remote control detection by the vehicle can
among others be malfunctioning under the fol‐
lowing circumstances:▷The battery of the remote control is dis‐
charged. Replace the battery, refer to
page 35.▷Interference of the radio connection from
transmission towers or other equipment
with high transmit power.▷Shielding of the remote control due to
metal objects.▷Interference of the radio connection from
mobile phones or other electronic devices
in direct proximity.
Do not transport the remote control together
with metal objects or electronic devices.
In the case of a malfunction, unlock and lock
the vehicle using the buttons of the remote
control or using the integrated key, refer to
page 34.
Adjusting
Unlocking The settings are saved in the active profile, re‐
fer to page 36.
Doors
1."Settings"2."Doors/key"3. Select the symbol.4.Select the desired function:▷"Driver's door only"
Only the driver's door and the fuel filler
flap are unlocked. Pressing again un‐
locks the entire vehicle.▷"All doors"
The entire vehicle is unlocked.Tailgate
Depending on optional features and country
version, this setting is not offered in some
cases.1."Settings"2."Doors/key"3. Select the symbol.4.Select the desired function:▷"Tailgate"
Depending on your vehicle's optional
features, the tailgate is either unlocked
or opened.▷"Tailgate + door(s)"
Depending on your vehicle's optional
features, the tailgate is either unlocked
or opened and the doors unlocked.
Confirmation signals from the vehicle
The settings are saved in the active profile, re‐
fer to page 36.
1."Settings"2."Doors/key"3.Deactivate or activate the desired confir‐
mation signals.▷With alarm system:
"Acoustic sig. lock/unlock"
Unlocking is signaled by one honk of
the horn.▷"Flash when lock/unlock"
Unlocking is signaled by two flashes,
locking by one.
Automatic locking
The settings are saved in the active profile, re‐fer to page 36.
1."Settings"2."Doors/key"3.Select the desired function:▷"Lock if no door is opened"Seite 46ControlsOpening and closing46
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The vehicle locks automatically after a
short period of time if no door is
opened after unlocking.▷"Lock after start driving"
The vehicle locks automatically after
you drive off.
Retrieving the seat and mirror settings
The driver's seat and exterior mirror positions
used last are stored for the remote control cur‐
rently used.
When the vehicle is unlocked, these positions
are automatically retrieved if this function was
activated.
WARNING
There is risk of jamming when moving
the seats. There is a risk of injury or risk of
property damage. Make sure that the area of
movement of the seat is clear prior to any ad‐
justment.◀
The adjustment procedure is interrupted:
▷When a seat position switch is pressed.▷When a button of the seat and mirror mem‐
ory is pressed.
Activating the setting
1."Settings"2."Doors/key"3."Last seat position autom."
Alarm system
The conceptWhen the vehicle is locked, the vehicle alarm
system responds to:
▷Opening a door, the hood or the tailgate.▷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:
▷Acoustic alarm.▷By switching on the hazard warning sys‐
tem.▷By flashing the daytime running lights.
Switching on and off
When you unlock or lock the vehicle, either
with the remote control or with Comfort Ac‐
cess, the alarm system is switched on and off
at the same time.
Door lock with the alarm system
switched on
The alarm system is triggered when the door is
opened, when the vehicle is unlocked via the
door lock.
Switching off the alarm, refer to page 48.
Tailgate with the alarm system
switched on
The tailgate can be opened even when the alarm system is switched on.
After the tailgate is closed, it is locked and
monitored again when the doors are locked.
The hazard warning system flashes once.
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.
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Indicator lamp on the interior mirror▷The indicator lamp flashes briefly every
2 seconds:
The alarm system is switched on.▷Indicator lamp flashes for approx. 10 sec‐
onds, then it flashes briefly every 2 sec‐
onds:
Interior motion sensor and tilt alarm sensor
are not active, as doors, hood, or tailgate
are not correctly closed. Correctly closed
access points are secured.
When the still open access points are
closed, interior 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 windows and glass sunroof must be
closed for the system to function properly.
Avoiding unintentional alarms
The tilt alarm sensor and interior motion sen‐
sor can be switched off together, such as in
the following situations:▷In automatic car washes.▷In duplex garages.▷During transport on trains carrying vehi‐
cles, at sea or on a trailer.▷With animals in the vehicle.
Switching off the tilt alarm sensor and
interior motion sensor
Press the remote control button again
within 10 seconds as soon as the vehicle
is locked.
The indicator lamp lights up for approx. 2 sec‐
onds and then continues to flash.
The tilt alarm sensor and interior motion sen‐
sor are turned off until the vehicle is locked
again.
Switching off the alarm
▷Unlock vehicle with the remote control or
switch on the ignition, if needed through
emergency detection of remote control, re‐
fer to page 35.▷With Comfort Access: if you are carrying
the remote control on your person, grasp
the driver side or front passenger side door
handle completely.
Power windows
Information WARNING
Unattended children or animals can
cause the vehicle to move and endanger them‐
selves and traffic, e.g., due to the following ac‐
tions:
▷Pressing the Start/Stop button.Seite 48ControlsOpening and closing48
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When wipers are frozen to windshield, wiper
operation is deactivated.
ATTENTION
If the rain sensor is activated, the wipers
can accidentally start moving in vehicle
washes. There is a risk of damage to property.
Deactivate the rain sensor in vehicle washes.◀
Setting the frequency or sensitivity of
the rain sensor
Turn the thumbwheel to adjust the frequency
or sensitivity of the rain sensor.
Up: short interval or high sensitivity of the rain
sensor.
Down: long interval or low sensitivity of the rain
sensor.
Clean the windshield, headlamps
Pull the wiper lever towards you.
The system sprays washer fluid on the wind‐
shield and activates the wipers briefly.
In addition, the headlamps are cleaned at regu‐
lar intervals when the vehicle's lights are acti‐
vated.
WARNING
The washer fluid can freeze onto the win‐
dow at low temperatures and obstruct the
view. There is risk of an accident. Only use the
washer systems, if the washer fluid cannot
freeze. Use antifreeze, if needed.◀
ATTENTION
When the washer fluid reservoir is empty,
the wash pump cannot work as intended.
There is a risk of damage to property. Do not
use the washer system when the washer fluid
reservoir is empty.◀
Windshield washer nozzles
The windshield washer nozzles are automati‐
cally heated while the ignition is switched on.
Rear window wiper
Switching on the rear window wiper
Turn the switch from idle position 0 upward,
arrow 1: interval mode. When reverse gear is
engaged, the system switches to continuous
operation.
Cleaning rear window
In interval mode: turn the switch further, ar‐
row 2. The switch automatically returns to its
interval position when released.
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In selector lever position D, after conservative
driving for a certain amount of time in manual
mode or if there has been no acceleration or
shifting of the shift paddles within a certain
amount of time, the transmission switches
back to automatic mode.
Displays in the instrument cluster The selector lever position is dis‐played, for example: P.
Electronic unlocking of the
transmission lock
General information
Electronically unlock the transmission lock to
maneuver vehicle from the danger area.
Unlocking is possible, if the starter can spin the
engine.
Before unlocking the transmission lock, apply
the parking brake to prevent the vehicle from
rolling away.
Engaging selector lever position N1.Press and hold down brake pedal.2.Press the Start/Stop button. The starter
must audibly start.3.Press the unlock button on the selector
lever, see arrow 1, and press and hold the
selector lever into selector lever position N,
see arrow N.A corresponding Check Control message
is displayed.4.Release the selector lever and press it
again into selector lever position N within
approx. 6 seconds.
Selector lever position N is displayed in the
instrument cluster.5.Release brake, as soon as the starter
stops.6.Maneuver the vehicle from the danger area
and secure it against moving on its own.
For further information, see the Tow-starting
and towing chapter.
Steptronic Sport transmission:
Launch Control
The concept Launch Control enables optimum acceleration
on surfaces with good traction.
General information
The use of Launch Control causes premature
component wear since this function represents
a very heavy load for the vehicle.
Do not use Launch Control during the break-in,
refer to page 182, period.
To increase vehicle stability, activate DSC
again as soon as possible.
An experienced driver may be able to achieve
better acceleration values in DSC OFF mode.
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Speed limit detection can also be displayed in
the Head-up Display.
System limits The system may not be fully functional and
may provide incorrect information in the fol‐
lowing situations:▷In heavy fog, rain or snowfall.▷When signs are fully or partially concealed
by objects, stickers or paint.▷When driving very close to the vehicle in
front of you.▷When driving toward bright lights or strong
reflections.▷When the windshield behind the interior
mirror is fogged over, dirty or covered by a
sticker, etc.▷In the event of incorrect detection by the
camera.▷If the speed limits stored in the navigation
system are incorrect.▷In areas not covered by the navigation sys‐
tem.▷When roads differ from the navigation,
such as due to changes in road routing.▷When passing buses or trucks with a
speed sticker.▷If the traffic signs are non-conforming.▷During calibration of the camera immedi‐
ately after vehicle delivery.▷When signs are detected valid for a parallel
road.
Selection lists in the
instrument cluster
The concept Depending on your vehicle's optional features,
the following can be displayed or operated us‐
ing the buttons and the thumbwheel on the
steering wheel as well as the displays in the in‐
strument cluster and the Head-up Display:▷Current audio source.▷Redial phone feature.▷Turn on voice activation system.
Display
Depending on your vehicle's optional features,
the list in the instrument cluster can differ from
the illustration shown.
Activating a list and adjusting the
setting
On the right side of the steering wheel, turn
the thumbwheel to activate the corresponding
list.
Using the thumbwheel, select the desired set‐
ting and confirm it by pushing the thumbwheel.
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