
ContentsThe fastest way to find information on a partic‐
ular topic or item is by using the index, refer to
page 244.6Notes
At a glance
14Cockpit18iDrive26Voice activation system29Integrated Owner's Manual in the vehicle
Controls
34Opening and closing51Adjusting62Transporting children safely67Driving81Displays99Lights104Safety132Driving stability control systems140Driving comfort162Climate control169Interior equipment178Storage compartments
Driving tips
186Things to remember when driving190Loading193Saving fuelMobility200Refueling202Fuel204Wheels and tires212Engine compartment214Engine oil217Coolant219Maintenance221Replacing components229Breakdown assistance234Care
Reference
240Technical data244Everything from A to Z
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Without remote control
From the outside 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.◀
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.1.Remove lid on the door lock.
To do this, slide the integrated key into the
opening from below and unlock the lid.2.Unlock or lock door lock.
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
Via the buttons for the central locking system.
▷ By pressing the button, the vehicle
is locked with the doors closed.▷ Pressing the button unlocks the
vehicle.
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 to‐
gether, and then pull the door handle
above the armrest.▷Front doors: pull the door handle on the
door to open the door. The other doors re‐
main locked.▷Back doors: pull twice on the door handle
on the door to be opened; the first time un‐
locks the door, the second time opens it.
The other doors remain locked.Seite 39Opening and closingControls39
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Avoiding unintentional closing
In situations in which the opened tailgate
should not to be closed with no-touch activa‐
tion, ensure that the remote control is located
beyond the range of the sensor, at least
5 ft/1.50 m from the rear of the car.
Otherwise, the tailgate may be closed inadver‐
tently, for example by an unintentional or mis‐
interpreted movement of the foot.◀
Keep the closing path clear
Make sure that the closing path of the
tailgate is clear; otherwise, injuries may re‐
sult.◀
Do not place the remote control in the
cargo area
Take the remote control with you and do not
leave it in the cargo area; otherwise, the re‐
mote control is locked inside the vehicle when
the tailgate is closed.◀
Malfunction
Remote control detection by the vehicle can
among others be malfunctioning under the fol‐
lowing circumstances:▷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.Seite 44ControlsOpening and closing44
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▷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
started.
The radio-ready state remains active if, e.g.,
the ignition is automatically switched off for the
following reasons:
▷Opening or closing the driver's door.▷Unfastening of the driver's safety belt.▷When automatically switching from low
beams to parking lights.
Starting the engine
Hints Enclosed areas
Do not let the engine run in enclosed
areas, since breathing in exhaust fumes may
lead to loss of consciousness and death. The
exhaust gases contain carbon monoxide, an
odorless and colorless but highly toxic gas.◀
Unattended vehicle
Do not leave the vehicle unattended with
the engine running; doing so poses a risk of
danger.
Before leaving the vehicle with the engine run‐
ning, set the parking brake and place the trans‐
mission in selector lever position P or N to pre‐
vent the vehicle from moving.◀
Repeated starting in quick succession
Avoid trying to start the vehicle repeat‐
edly and in quick succession. Otherwise, the fuel is not burned or is inadequately burned,
posing a risk of overheating and damage to the
catalytic converter.◀
Do not wait for the engine to warm-up while
the vehicle remains stationary. Start driving at
moderate engine speeds.
Steptronic transmission
Starting the engine1.Depress the brake pedal.2.Press the Start/Stop button.
The ignition is activated automatically for a
certain time and is stopped as soon as the en‐
gine starts.
Engine stop
Hints Take the remote control with you
Take the remote control with you when
leaving the vehicle so that children, e.g., can‐
not start the engine.◀
Apply parking brake and further secure
the vehicle if needed.
Set the parking brake firmly when parking; oth‐
erwise, the vehicle could roll. On steep upward
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 234.
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.Seite 68ControlsDriving68
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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.
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.▷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.▷HDC Hill Descent Control is activated.▷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.
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.Seite 69DrivingControls69
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DisplaysVehicle features and optionsThis chapter describes all standard, country-
specific and optional features offered with the
series. It also describes features that are notnecessarily available in your car, e. g., due to
the selected options or country versions. This
also applies to safety-related functions and
systems.
Overview, instrument cluster
1Fuel gauge 892Speedometer3Messages, e.g. Check Control4Tachometer 895Engine oil temperature 896Electronic displays 817Reset miles 89
Electronic displays
▷Selection lists, refer to page 93.▷External temperature, refer to page 89.▷Auto Start/Stop function, refer to page 69.▷Onboard computer, refer to page 94.▷Date, refer to page 90.▷Energy recovery, refer to page 91.▷Transmission display, refer to page 79.▷Miles/trip miles, refer to page 89.Seite 81DisplaysControls81
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▷Messages, e.g. Check Control, refer to
page 85.▷Current fuel consumption, refer to
page 90.▷Navigation display, see User's manual for
Navigation, Entertainment and Communi‐
cation.▷Range, refer to page 90.▷Status, Driving Dynamics Control, refer to
page 137.▷Service requirements, refer to page 91.▷Speed limit detection, refer to page 92.▷Time, refer to page 90.
Multifunctional instrument display
The concept
The instrument display is a variable display. In
the event of a program change, the display
rendition adapts to the respective program
through the Driving Dynamics Control. The
change of appearance can be deactivated on
the Control Display.Some of the displays in the instrument display
may differ from the way they are shown in this
Owner's Manual.
At a glance
1Fuel gauge 892Indicator/warning lights 853Speedometer4Variable displays5Tachometer 89
Selection lists 93
ECO PRO displays 1946Engine oil temperature 89Seite 82ControlsDisplays82
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3Efficiency display 1944Transmission display5▷Blue: bonus range▷Gray: rangeIn the ECO PRO program the instrument dis‐
play switches to the ECO PRO displays. These
displays support a driving style that saves onfuel consumption with more prominent repre‐
sentation of the efficiency display and various
ECO PRO tips.
Sport displays
1Speedometer2Tachometer 893Transmission display 794Shift lights, when respectively equipped5Performance display6Variable displaysIn the Sport and Sport+ programs the instru‐
ment display switches to the sport displays.
These displays support a sporty driving style
with more prominent representation of the
tachometer, the transmission displays, and the
vehicle speed.Shift lights in the instrument display
The concept Shift lights indicate the optimum shift momentin the multifunction instrument display. Thus, with a sporty driving style, the best possible
vehicle acceleration is achieved.Seite 84ControlsDisplays84
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