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.
Have old battery disposed of by a
dealer’s service center or another
qualified service center or repair shop
or take it 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
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.
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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.
If people must spend a longer time in the vehi‐
cle while it is very hot or cold outside, there is
risk of injuries or danger to life. Do not lock the
vehicle from the outside when there are people
in it.◀
CAUTION
The door lock is permanently joined with
the door. The door handle can be moved.
When pulling the door handle with the
integrated key inserted, paint or key can be damaged. There is risk of property damage.
Remove the integrated key before pulling the
outside door handle.◀
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WARNING
Body parts can be jammed when operat‐
ing the tailgate. There is risk of injuries. Make
sure that the area of movement of the tailgate
is clear during opening and closing.◀
CAUTION
The tailgate swings back and up when it
opens. There is risk of property damage. Make
sure that the area of movement of the tailgate
is clear during opening and closing.◀
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 39.
Adjusting
Unlocking The settings are saved in the active profile, re‐
fer to page 35.
Doors1."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"
The tailgate is opened.▷"Tailgate + door(s)"
The tailgate is opened and the doors
unlocked.
Confirmation signals from the vehicle
The settings are saved in the active profile, re‐
fer to page 35.
1."Settings"2."Doors/key"3.Deactivate or activate the desired confir‐
mation signals.▷"Acoustic sig. lock/unlock"▷"Flash when lock/unlock"Seite 45Opening and closingControls45
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DrivingVehicle 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.
Start/Stop button The concept Pressing the Start/Stop button
switches the ignition on or off
and starts the engine.
Steptronic transmission: The
engine starts if the brakes are
stepped on while pressing the Start/Stop but‐
ton.
Ignition on Steptronic transmission: Press the Start/Stop
button without stepping on the brake.
All vehicle systems are ready for operation.
Most of the indicator and warning lights in the
instrument cluster light up for a varied length
of time.
To save battery power when the engine is off,
switch off the ignition and any unnecessary
electronic systems/power consumers.
Ignition offSteptronic transmission: Press the Start/Stop
button again without stepping on the brake.
All indicator lights in the instrument cluster go
out.To save battery power when the engine is off,
switch off the ignition and any unnecessary
electronic systems/power consumers.
Information
When switching off the ignition, the selector
lever position P is selected automatically if the
selector lever position D or R is selected.
The ignition is switched off automatically in the
following situations while the vehicle is station‐
ary and the engine is off:▷When locking the vehicle, and when the
low beams are activated.▷Shortly before the battery is discharged
completely, so that the engine can still be
started.▷When opening or closing the driver door, if
the driver's safety belt is unbuckled and
the low beams are turned off.▷While the driver's safety belt is unbuckled
with driver's door open and low beams off.
The low beams switch to parking lights after
approx. 15 minutes of no use.
Radio ready state
Activate radio-ready state: when the engine is
running: press the Start/Stop button.
Some electronic systems/power consumers
remain ready for operation.
The radio-ready state is switched off automati‐
cally in the following situations:
▷After approx. 8 minutes.▷When the vehicle is locked using the cen‐
tral locking system.▷Shortly before the battery is discharged
completely, so that the engine can still be
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▷Set the parking brake.▷On uphill grades or on a slope, turn the
front wheels in the direction of the curb.▷On uphill grades or on a slope, also secure
the vehicle, e.g. with a wheel chock.◀
Before driving into a car wash
So that the vehicle can roll into a car wash ob‐
serve instructions for going into an automatic
car wash, refer to page 231.
Steptronic transmission
Switching off the engine
1.Engage selector lever position P with the
vehicle stopped.2.Press the Start/Stop button.
The engine is switched off.
The radio-ready state is switched on.3.Set the parking brake.
Auto Start/Stop function
The concept The Auto Start/Stop function helps save fuel.
The system switches off the engine during a
stop, e.g., in traffic congestion or at traffic lights. The ignition remains switched on. The
engine starts again automatically for driving
off.
Automatic mode After every start of the engine using the Start/
Stop button, the Auto Start/Stop function is in
the last selected state, refer to page 70.
When the Auto Start/Stop function is active, it
is available when the vehicle is traveling faster
than about 3 mph, approx. 5 km/h.
Engine stop
The engine is switched off automatically dur‐
ing a stop under the following conditions:
Steptronic transmission:▷The selector lever is in selector lever posi‐
tion D.▷The brake pedal remains pressed while the
vehicle is stationary or the vehicle is held
by Automatic Hold.▷The driver's safety belt is buckled or the
driver's door is closed.
The air flow from the air conditioner is reduced
when the engine is switched off.
Displays in the instrument cluster The display indicates that the
Auto Start/Stop function is
ready for an Automatic engine
start.
The display indicates that the conditions for an automatic en‐
gine stop have not been met.
Functional limitations The engine is not switched off automatically in
the following situations:
▷External temperature too low.▷The external temperature is high and auto‐
matic climate control is running.▷The car's interior has not yet been heated
or cooled to the required level.▷The engine is not yet at operating temper‐
ature.▷The wheels are at a sharp angle or the
steering wheel is being turned.▷After driving in reverse.▷Fogging of the windows when the auto‐
matic climate control is switched on.▷Vehicle battery is heavily discharged.▷At higher elevations.▷The engine compartment lid is unlocked.Seite 69DrivingControls69
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▷HDC Hill Descent Control is activated.▷The parking assistant is activated.▷Stop-and-go traffic.▷Selector lever in selector lever position N,
M/S or R.▷Use of fuel with high ethanol content.
Starting the engine
The engine starts automatically under the fol‐
lowing conditions:
▷Steptronic transmission:
By releasing the brake pedal.
When Automatic Hold is activated: press
the accelerator pedal.
After the engine starts, accelerate as usual.
Safety mode
After the engine switches off automatically, it
will not start again automatically if any one of
the following conditions are met:
▷The driver's safety belt is unbuckled and
the driver's door is open.▷The hood was unlocked.
Some indicator lights light up for a varied
length of time.
The engine can only be started via the Start/
Stop button.
Functional limitations
Even if driving off was not intended, the deacti‐
vated engine starts up automatically in the fol‐
lowing situations:
▷Excessive warming of the car's interior
when the cooling function is switched on.▷The steering wheel is turned.▷Steptronic transmission: change from se‐
lector lever position D to R, N or M/S.▷Steptronic transmission: change from se‐
lector lever position P to N, D, R or M/S.▷Fogging of the windows when the auto‐
matic climate control is switched on.▷Vehicle battery is heavily discharged.▷Excessive cooling of the car's interior when
the heating is switched on.
Activating/deactivating the system
manually
Using the button
Press button.
▷LED comes on: Auto Start/Stop function is
deactivated.
The engine is started during an automatic
engine stop.
The engine can only be stopped or started
via the Start/Stop button.▷LED goes out: Auto Start/Stop function is
activated.
Switching off the vehicle during an
automatic engine stop
During an automatic engine stop, the vehicle
can be switched off permanently, e. g., when
leaving it.
1.Press the Start/Stop button. The ignition is
switched off. The Auto Start/Stop function
is deactivated.
Selector lever position P is engaged auto‐
matically.2.Set the parking brake.
Engine start as usual via Start/Stop button.
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DateThe date is displayed in the in‐
strument cluster.
Set the date on the Control Dis‐
play, refer to page 95.
Range Display With a low remaining range:▷A Check Control message is
displayed briefly.▷The remaining range is
shown on the onboard com‐
puter.▷With a dynamic driving style, e.g. taking
curves aggressively, the engine function is
not always ensured.
The Check Control message appears continu‐
ously below a range of approx. 30 miles/50 km.
CAUTION
With a range of less than 30 miles/50 km
it is possible that the engine will no longer have
sufficient fuel. Engine functions are no longer
ensured. There is risk of property damage. Re‐
fuel promptly.◀
Displaying the cruising range Depending on your vehicle's optional features,
the range can also be displayed as bar in the
instrument cluster.
On the Control Display:
1."Settings"2."Instrument cluster"3."Additional indicators"With navigation system: range with destination guidance active
If respective equipment is fitted
and destination guidance is ac‐
tive, the remaining range is dis‐ played when the destination is
reached.
Current fuel consumption
Display Depending on your vehicle's op‐
tional features, the current fuel
consumption can be displayed
as scale with mechanical pointer
or as digital bar display in the
lower area of the tachometer.
The current consumption displays the current
fuel consumption. Check whether you are cur‐
rently driving in an efficient and environmen‐
tally-friendly manner.
Displaying the current fuel
consumption
Depending on your vehicle's optional features,
the current fuel consumption can also be dis‐
played as bar in the instrument cluster.1."Settings"2."Instrument cluster"3."Additional indicators"
Energy recovery
Display The energy of motion of the ve‐
hicle is converted to electrical
energy while coasting. The vehi‐
cle battery is partially charged
and fuel consumption can be re‐
duced.
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The ashtray can be inserted in the cupholder.
Emptying Take out the insert.
Lighter WARNING
Contact with hot heating elements or the
hot socket of the cigarette lighter can cause
burns. Flammable materials can ignite if the
cigarette lighter falls down or is held against
the respective objects. There is risk of fire and
injuries. Hold the cigarette lighter on its handle.
Make sure that children do not use the ciga‐
rette lighter and do not burn themselves, e.g.
by carrying the remote control along when ex‐
iting the vehicle.◀
CAUTION
If metal objects fall into the socket, they
can cause a short circuit. There is risk of prop‐
erty damage. Replace the cigarette lighter or
socket cover again after using the socket.◀
The cigarette lighter is located in the center
console.
Push in the lighter.
The lighter can be removed as
soon as it pops back out.
Connecting electrical
devices
Information CAUTION
Battery chargers for the vehicle battery
can work with high voltages and currents,
which means that the 12V on-board network
can be overloaded or damaged. There is risk of
property damage. Only connect battery charg‐
ers for the vehicle battery to the starting aid
terminals in the engine compartment.◀
CAUTION
If metal objects fall into the socket, they
can cause a short circuit. There is risk of prop‐
erty damage. Replace the cigarette lighter or socket cover again after using the socket.◀
Sockets
General information The lighter socket can be used as a socket for
electrical equipment while the engine is run‐
ning or when the ignition is switched on.
Information The total load of all sockets must not exceed
140 watts at 12 volts.
Do not damage the socket by using non-com‐
patible connectors.
Front center console
Slide the cover forward.
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