ContentsThe fastest way to find information on a partic‐
ular topic or item is by using the index, refer to
page 248.6Notes
At a glance
14Cockpit18iDrive26Voice activation system29Integrated Owner's Manual in the vehicle
Controls
34Opening and closing54Adjusting66Transporting children safely70Driving84Displays102Lights107Safety134Driving stability control systems142Driving comfort163Climate control170Interior equipment178Storage compartments
Driving tips
186Things to remember when driving189Loading192Saving fuelMobility200Refueling202Fuel204Wheels and tires216Engine compartment218Engine oil221Coolant223Maintenance225Replacing components232Breakdown assistance237Care
Reference
244Technical data248Everything from A to Z
Online Edition for Part no. 01 40 2 954 285 - II/15
11Transmission selector lever
All around the roofliner
1Intelligent Emergency Re‐
quest 2322Panoramic glass sunroof 513Indicator lamp, front-seat pas‐
senger airbag 1094Reading lights 1065Interior lights 105Seite 17CockpitAt a glance17
Online Edition for Part no. 01 40 2 954 285 - II/15
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.◀
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.
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 48, 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 49, 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.
To reel off the alarm: press any button.Unlock small tailgate
The button assignment on the remote control
can be set. Create the settings, refer to
page 46.
Press button on the remote control for
approx. 1 second.
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 is pushed closed.
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.◀
Provide edge protection
Sharp objects or those with edges can
hit the rear window while driving and damage the heat conductors of the rear window. Pro‐
vide edge protection.◀
Opening the large tailgate
You can set whether the large tailgate or the
small tailgate will be unlocked with the remote
control button. Create the setting, refer to
page 46.
Note the opening height of the tailgate
The tailgate swings back and up when it
opens. Ensure that there is sufficient clearance
when the tailgate opens; otherwise, damage
may result.◀
Press button on the remote control for
approx. 1 second.
The tailgate opens automatically, regardless of
whether the vehicle is locked or unlocked.
Depending on the features and the country
version, it is also possible to have door un‐ locked. Create the settings, refer to page 46.Seite 38ControlsOpening and closing38
Online Edition for Part no. 01 40 2 954 285 - II/15
Unlock or lock the driver's door via the door
lock using the integrated key, refer to page 34.
In some vehicle equipment versions, only the
driver's door can be unlocked or locked via the
door lock. In this case, the other doors must be
unlocked or locked from the inside.
Alarm system
With some country versions, the alarm system
is not armed if the vehicle is locked with the
integrated key.
In some country-specific versions, the alarm system is triggered when the vehicle is un‐
locked 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.
Doors
Automatic Soft Closing
To close the doors, push lightly.
It is closed automatically.
Danger of jamming
Make sure that the closing path of the
doors is clear; otherwise, injuries may result.◀
Tailgate
Opening the small tailgate
The small tailgate pivots back and up when it
opens.
Seite 40ControlsOpening and closing40
Online Edition for Part no. 01 40 2 954 285 - II/15
Alarm systemThe 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:
▷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, Comfort Access or at
the door lock the alarm system is disarmed or
armed at the same time.
Door lock and armed alarm systemUnlocking via the door lock will trigger the
alarm on some country-specific versions.
Tailgate and armed alarm system
The tailgate can be opened even when the alarm system is armed.
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.
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 tailgate 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.
Seite 48ControlsOpening and closing48
Online Edition for Part no. 01 40 2 954 285 - II/15
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
Hint Take the remote control with you
Take the remote control with you when
leaving the vehicle so that children, e.g., can‐
not operate the power windows and injure
themselves.◀
Opening
▷ Press the button to the resistance
point.
The window opens while the switch is held.▷ Press the switch beyond the resist‐
ance point.
The window opens automatically. Pressing
the switch again stopse the motion.
See also: Convenient opening, refer to
page 37, via remote control.
Closing Keep the closing path clear
Monitor closing and make sure that the
closing path of the window is clear; otherwise,
injuries may result.◀
▷ Pull the switch to the resistance
point.
The window closes while the switch is
held.▷ Pull the switch beyond the resistance
point.
The window closes automatically. Pulling
again stops the motion.
See also: closing by means of Comfort Access,
refer to page 44.
Seite 49Opening and closingControls49
Online Edition for Part no. 01 40 2 954 285 - II/15
Pinch protection systemDanger of jamming even with pinch pro‐
tection
Even with the pinch protection system, check
that the window's closing path is clear; other‐
wise, the closing action may not stop in certain
situations, e.g., if thin objects are present.◀
No window accessories
Do not install any accessories in the win‐
dow's range of movement; otherwise, the
pinch protection system will be impaired.◀
If closing force exceeds a specific margin as a
window closes, closing is interrupted.
The window reopens slightly.
Closing without the pinch protection
system
Keep the closing path clear
Monitor closing and make sure that the
closing path of the window is clear; otherwise,
injuries may result.◀
E.g. danger from the outside or ice might pre‐
vent window from closing properly - proceed
as follows:1.Pull the reel past the resistance point and
hold it there.
The pinch protection is limited and the
window reopens slightly if the closing force
exceeds a certain margin.2.Pull the reel past the resistance point again
within approx. 4 seconds and hold it there.
The window closes without jam protection.
Safety switch
General information
The following functions can be locked simulta‐
neously, using the switch:
▷Opening and closing of the rear windows
using the switches in the rear.▷Operation of the roller sunblinds using the
switches in the rear.▷Adjustment of the power rear seats.▷Adjustment of the power head restraints in
the rear.
Switching on and off
Press button.
The LED lights up if the safety func‐
tion is switched on.
Safety switch for rear operation
Press the safety switch when transport‐
ing children in the rear; otherwise, injury may
result if the windows are closed without super‐
vision.◀
Roller sunblinds
General information
The safety switch in the driver's door can be
used to prevent children, e. g., from operating
the roller sunblinds using the switches in the
rear.
Press the safety switch in the driver's door.
The LED lights up if the safety function is
switched on.
If you are no longer able to move the roller sun‐
blinds after having activated them consecu‐
tively a number of times, the system is blocked
for a limited time to prevent overheating. Let
the system cool.
The roller sunblinds cannot be moved at low
interior temperatures.
Seite 50ControlsOpening and closing50
Online Edition for Part no. 01 40 2 954 285 - II/15
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 73.
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.▷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.▷The hood was unlocked.
Some indicator lights light up for a varied
length of time.
Seite 72ControlsDriving72
Online Edition for Part no. 01 40 2 954 285 - II/15