ContentsThe fastest way to find information on a partic‐
ular topic or item is by using the index, refer to
page 214.6Notes
At a glance
14Cockpit18iDrive26Voice activation system29Integrated Owner's Manual in the vehicle
Controls
34Opening and closing48Adjusting59Transporting children safely63Driving76Displays89Lights94Safety111Driving stability control systems117Driving comfort128Climate control135Interior equipment143Storage compartments
Driving tips
150Things to remember when driving153Loading156Saving fuelMobility166Refueling168Fuel170Wheels and tires179Engine compartment181Engine oil184Coolant185Maintenance187Replacing components197Breakdown assistance203Care
Reference
210Technical data214Everything from A to Z
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All around the roofliner1Intelligent Emergency Re‐
quest 1972Glass sunroof 463Indicator lamp, front-seat pas‐
senger airbag 964Reading lights 925Interior lights 92Seite 17CockpitAt a glance17
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USB interface: "USB device"
Using the guest profile
The guest profile is for individual settings that
are saved in none of the three personal pro‐
files.
This can be useful for drivers who are using
the vehicle temporarily and do not have their
own profile.
1."Settings"2."Profiles"3."Guest"
The guest profile cannot be renamed. It is not
assigned to the current remote control.
Display profile list during start
The profile list can be displayed during each
start to select the desired profile.
1."Settings"2."Profiles"3."Options"4."Display user list at startup"
Using the remote control
Note Take the remote control with youPeople or animals left unattended in a
parked vehicle can lock the doors from the in‐
side. Always take the remote control with you
when leaving the vehicle so that the vehicle
can then be opened from the outside.◀
Unlocking Press button on the remote control.
▷All doors and the trunk lid are unlocked.▷Interior lamps and courtesy lamps are acti‐
vated. This function is not available, if the
interior lamps were switched off manually.▷The welcome lamps are switched on, if this
function was activated.▷Exterior mirrors folded through convenient
closing are folded open.
You can set how the vehicle is to be unlocked.
For Settings, refer to page 42.
The alarm system, refer to page 43, is dis‐
armed.
Convenient opening Press and hold this button on the re‐mote control after unlocking.
The windows and the glass sunroof are
opened, as long as the button on the remote
control is pressed.
Locking Locking from the outside
Do not lock the vehicle from the outside
with people inside the car, as the vehicle can‐
not be unlocked from inside without special knowledge.◀
Press button on the remote control.
All doors and the trunk lid are locked.
The alarm system, refer to page 43, is armed.
Switching on interior lights and
courtesy lights
Press button on the remote control with
the vehicle locked.
This function is not available, if the interior
lamps were switched off manually.
If the button is pressed again within 10 sec‐
onds after vehicle was locked, the interior mo‐
tion sensor and tilt alarm sensor of the anti-
theft warning system, refer to page 44, are
turned off. After locking, wait 10 seconds be‐
fore pressing the button again.
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Remove the key before pulling the door
handle
Before pulling the outside door handle, remove
the key to avoid damaging the paintwork and
the key.◀
Unlock or lock the driver's door via the door
lock using the integrated key, refer to page 34.
The other doors must be unlocked or locked
from the inside.
Alarm system
The alarm system is not armed if the vehicle is
locked with the integrated key.
The alarm system is triggered when the door is
opened, if the vehicle was unlocked via the door lock.
In order to terminate this alarm, unlock vehicle
with the remote control or reel on the ignition,
if needed, through emergency detection of the
remote control, refer to page 35.
From the inside
Unlocking and locking
Pressing the central locking system button
locks or unlocks the vehicle with the doors
closed.
The vehicle is not secured against theft when
locking.
The fuel filler flap remains unlocked.
In the event of a severe accident, the vehicle is
automatically unlocked. The hazard warning
system and interior lights come on.
Unlocking and opening
▷Press the central locking system button to
unlock the doors together, and then pull
the door handle above the armrest.▷On the door to be opened, pull the door
handle twice: the first time unlocks the
door, the second time opens it. The other
doors remain locked.Seite 39Opening and closingControls39
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The trunk lid and the doors are un‐
locked.
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"
Automatic locking
The settings are saved in the active profile, re‐fer to page 35.
1."Settings"2."Doors/key"3.Select the desired function:▷"Lock if no door is opened"
The vehicle locks automatically after a
short period of time if no door is
opened.▷"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 in use.
When the vehicle is unlocked, these positions
are automatically retrieved if this function was
activated.
Pinch hazard when moving back the seat
If this function is used, first make sure
that the footwell behind the driver's seat is
empty. Otherwise, people might get injured or
objects damaged when the seat is moved
back.◀
The adjustment procedure is interrupted:▷When a seat position reel 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 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.
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Trunk lid and armed alarm systemThe trunk lid can be opened even when the
alarm system is armed.
After the trunk lid 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 reel 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 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
reel on the ignition, if needed through
emergency detection of remote control, re‐
fer to page 35.Seite 44ControlsOpening and closing44
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and downward inclines, further secure the ve‐
hicle, e.g., by turning the steering wheel in the
direction of the curb.◀
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 203.
Steptronic transmission
Switching off the engine1.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.
Manual transmission
Switching off the engine
1.With the vehicle at a standstill, press the
Start/Stop button.2.Shift into first gear or reverse.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 66.
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.▷Brake pedal remains depressed while the
vehicle is stopped.▷The driver's safety belt is buckled or the
driver's door is closed.
Manual transmission:
▷Neutral is engaged and the clutch pedal is
not pressed.▷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 READY display in the tach‐
ometer signals that the Auto
Start/Stop function is ready to
start the engine automatically.
The display indicates that the
conditions for an automatic en‐
gine stop have not been met.
Note 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.Seite 65DrivingControls65
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▷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.▷The parking assistant is activated.▷Stop-and-go traffic.▷The selector lever is in 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.▷Manual transmission:
The clutch pedal is pressed.
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.
Note
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.▷The vehicle begins rolling.▷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.▷Low brake vacuum pressure; this can oc‐
cur, e.g., if the brake pedal is depressed a
number of times in succession.
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.Seite 66ControlsDriving66
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