ContentsThe fastest way to find information on a partic‐
ular topic or item is by using the index, refer to
page 250.6Information
At a glance
14Cockpit18iDrive26Voice activation system29Integrated Owner's Manual in the vehicle
Controls
34Opening and closing51Adjusting62Transporting children safely66Driving81Displays100Lights105Safety133Driving stability control systems141Driving comfort162Climate control169Interior equipment177Storage compartments
Driving tips
184Things to remember when driving188Loading190Saving fuelMobility198Refueling200Fuel202Wheels and tires217Engine compartment220Engine oil224Coolant226Maintenance228Replacing components233Breakdown assistance239Care
Reference
246Technical data249Appendix250Everything from A to Z
Online Edition for Part no. 01 40 2 969 305 - II/16
Using the remote control
Information WARNING
People or animals in the vehicle can lock
the doors from the inside and lock themselves
in. The vehicle can then not be opened from
the outside. There is a risk of injury. Take the
remote control along so that the vehicle can be
opened from the outside.◀
Unlocking Press button on the remote control.
Depending on the settings, refer to page 44,
the following access points are unlocked.▷Driver's door and fuel filler flap.▷All doors, tailgate, and fuel filler flap.
In addition, the following functions are exe‐
cuted:
▷The interior lights are switched on, when it
is dark outside, the courtesy lamps are also
switched on. This function is not available,
if the interior lamps were switched off man‐
ually.▷The welcome lamps are switched on, if this
function was activated.▷With anti-theft protection: Anti-theft pro‐
tection is switched off.▷The alarm system, refer to page 45, is
switched off.
Convenient opening
Press and hold this button on the re‐
mote control after unlocking.
The windows are opened, the glass sunroof is
tilted and the sliding visor moves back, as long
as the button on the remote control is pressed.
Locking
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 a
risk of injuries or danger to life. Do not lock the
vehicle from the outside when there are people
in it.◀
The driver's door must be closed. Press button on the remote control.
All doors, the tailgate, and the fuel filler flap are
being locked.
With anti-theft protection:
Anti-theft protection is switched on. It pre‐
vents the doors from being unlocked using the
lock buttons or the door openers.
The alarm system, refer to page 45, is
switched on.
Switching on interior lights and
courtesy lights
Press button on the remote control with
the vehicle locked.
The courtesy lamps are only switched on when
it is dark outside. This function is not available,
if the interior lamps were switched off man‐
ually.
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 46, are
turned off. After locking, wait 10 seconds be‐
fore pressing the button again.
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.Seite 38ControlsOpening and closing38
Online Edition for Part no. 01 40 2 969 305 - II/16
ATTENTION
The door lock is permanently joined with
the door. The door handle can be moved.
When pulling the door handle with the inte‐
grated key inserted, paint or key can be dam‐
aged. There is a risk of damage to property.
Remove the integrated key before pulling the
outside door handle.◀
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 switch on the igni‐
tion, 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 front
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 40ControlsOpening and closing40
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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.
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
are 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"
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, mirror, and
steering wheel settings
The driver's seat, exterior mirror, and steering
wheel position adjusted last will be stored for
the active profile.
When the vehicle is unlocked, these positions
are automatically retrieved if this function was
activated.
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The radio-ready state remains active if, for ex‐
ample, 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.
If the engine is switched off and the ignition is
switched on, the system automatically
switches to the radio-ready state if the lights
are turned off or, if correspondingly equipped,
the daytime running lights are activated.
Starting the engine
Information DANGER
If the exhaust pipe is blocked or ventila‐
tion is insufficient, harmful exhaust gases can
enter into the vehicle. The exhaust gases con‐
tain carbon monoxide, an odorless and color‐
less but highly toxic gas. In enclosed areas, ex‐
haust gases can also accumulate outside of
the vehicle. There is danger to life. Keep the
exhaust pipe free and ensure sufficient ventila‐
tion.◀
WARNING
An unsecured vehicle can begin to move
and possibly roll away. There is risk of an acci‐
dent. Before exiting, secure the vehicle against
rolling.
In order to ensure that the vehicle is secured
against rolling away, observe the following:
▷Set the parking brake.▷On uphill grades or on a downhill slope,
turn the front wheels in the direction of the
curb.▷On uphill grades or on a downhill slope,
also secure the vehicle, e.g., with a wheel
chock.◀ATTENTION
In the case of repeated starting attempts
or repeated starting in quick succession, the
fuel is not burned or is inadequately burned.
The catalytic converter can overheat. There is
a risk of damage to property. Avoid repeated
starting in quick succession.◀
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
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.▷Releasing the parking brake.▷Opening and closing the doors or win‐
dows.▷Engaging selector lever position N.▷Using vehicle equipment.
There is risk of accidents or injuries. Do not
leave children or animals unattended in the ve‐
hicle. Take the remote control with you when
exiting and lock the vehicle.◀
WARNING
An unsecured vehicle can begin to move
and possibly roll away. There is risk of an acci‐
dent. Before exiting, secure the vehicle against
rolling.
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In order to ensure that the vehicle is secured
against rolling away, observe the following:▷Set the parking brake.▷On uphill grades or on a downhill slope,
turn the front wheels in the direction of the
curb.▷On uphill grades or on a downhill 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 239.
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, for example, in traffic congestion or at
traffic lights. The ignition remains switched on.
The engine starts automatically for driving off.
Information After every start of the engine using the Start/
Stop button, the Auto Start/Stop function is in
the last selected state. 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.Seite 68ControlsDriving68
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▷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.▷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.▷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.
Steptronic transmission:
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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DisplaysVehicle features and optionsThis 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 tothe 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.
Overview, instrument cluster
1Fuel gauge 892Speedometer3Messages, for example, Check Control4Tachometer 895Engine oil temperature 896Current fuel consumption7Electronic displays 818Reset miles 89
Electronic displays
▷Selection lists, refer to page 93.▷External temperature, refer to page 89.▷Auto Start/Stop function, refer to page 68.▷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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