
▷"Tailgate + door(s)"
The trunk lid is opened and the doors
are 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"
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 switch 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.
Seite 44ControlsOpening and closing44
Online Edition for Part no. 01 40 2 960 786 - II/15 

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 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 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
switch on the ignition, if needed through
emergency detection of remote control, re‐
fer to page  35.Seite 45Opening and closingControls45
Online Edition for Part no. 01 40 2 960 786 - II/15 

▷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.▷Use of fuel with high ethanol content.
Starting the engine
The engine starts automatically under the fol‐
lowing conditions:
▷M double-clutch 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.
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.▷Double-clutch transmission: Change from
selector lever position D to N, R or D/S.▷M double-clutch transmission: Accelerat‐
ing while simultaneously applying the
brake.▷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.
Preventing an automatic engine stop with aM double-clutch transmission
The concept To make it possible to drive off very quickly,
such as at an intersection, the automatic en‐
gine stop can be actively prevented.
Preventing an engine stop using the
brake pedal
The engine stop can be actively prevented
within one second after the vehicle comes to a
standstill.
▷Immediately after the vehicle comes to a
standstill, briefly press the brake pedal
forcefully.▷Then press the brake pedal with normal
braking force.Seite 65DrivingControls65
Online Edition for Part no. 01 40 2 960 786 - II/15 

Never reach into the engine compart‐
ment
Never reach into spaces or gaps in the engine
compartment; otherwise, there is a risk of in‐
jury, e.g., from rotating or hot parts.◀
Fold down wiper arm
Before opening the hood, ensure that the
wiper arms are against the windshield, or this
may result in damage.◀
Opening the hood1.Pull lever, arrow 1.
Hood is unlocked2.After the lever is released, pull the lever
again, arrow 2.
Hood can be opened.
Indicator/warning lights
When the hood is unlocked, a Check Control
message is displayed.
Closing the hood Properly closing the hood
If the hood has not audibly engaged and
closed, reopen the hood and close it again.
Otherwise, pressing down on it could cause
damage to the hood.◀
Hood open when driving
If you see any signs that the hood is not
completely closed while driving, pull over im‐
mediately and close it securely.◀
Danger of jamming
Make sure that the closing path of the
hood is clear; otherwise, injuries may result.◀
Energetically close the hood.
The hood must audibly engage on both sides.
Seite 182MobilityEngine compartment182
Online Edition for Part no. 01 40 2 960 786 - II/15 

Replacing componentsVehicle 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 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.
Onboard vehicle tool kit
The onboard vehicle tool kit is located on the
right side in the trunk in a storage compart‐
ment. Open the cover.
Wiper blade replacement
Note Do not fold down the wipers without
wiper blades
Do not fold down the wipers if wiper blades
have not been installed; this may damage the
windshield.◀
Replacing the wiper blades1.To change the wiper blades, fold up, refer
to page  69, the wiper arms.2.Fold up and hold the wiper arm firmly.3.Squeeze the retainer spring, arrow 1, and
fold up the wiper blade, arrow 2.4.Remove the wiper blade forward from the
catch.5.Insert the new wiper blade in reverse order
of removal until it locks in place.6.Fold down the wipers.
Folding down wipers before opening the hood
Before opening the hood, ensure that the
wiper arms with the wiper blades are against
the windshield to prevent damage.◀
Lamp and bulb replacement
Hints
Lights and bulbs Lights and bulbs make an essential contribu‐
tion to vehicle safety.
The manufacturer of the vehicle recommends
that you entrust corresponding procedures to
the service center if you are unfamiliar those or
if they have not been described here.
Seite 190MobilityReplacing components190
Online Edition for Part no. 01 40 2 960 786 - II/15 

Eyes for securing cargo 161 
F
Failure message, see Check Control  77 
False alarm, refer to Uninten‐ tional alarm  45 
Fan, refer to Air flow  136 
Filler neck for engine oil  184 
Fine wood, care  207 
First aid kit  200 
Fitting for towing, see Tow fit‐ ting  203 
Flat tire, changing wheels  195 
Flat tire, Tire Pressure Moni‐ tor TPM  101 
Flat tire, warning lamp  102 
Flooding  157 
Floor carpet, care  208 
Floor mats, care  208 
Fold down the rear seat back‐ rest, see Though-loading
system  145 
Fold-out position, wiper  69 
Foot brake  157 
Front airbags  98 
Front-end collision warning with City Braking func‐
tion  105 
Front lights  191 
front-seat passenger airbags, automatic deactivation  100 
Front-seat passenger airbags, indicator lamp  100 
Fuel  170 
Fuel consumption, current  82 
Fuel consumption, refer to Average fuel consump‐
tion  87 
Fuel filler flap  168 
Fuel gauge  80 
Fuel lid  168 
Fuel quality  170 
Fuel recommendation  170 Fuel, tank capacity  213 
Fuse  197 
G
Garage door opener, refer to Universal Integrated Remote
Control  139 
Gasoline  170 
Gear change  72 
Gear shift indicator  84 
General driving notes  157 
Glare shield  143 
Glass sunroof, powered  47 
Glove compartment  147 
Gross vehicle weight, ap‐ proved  212 
Ground clearance  158 
H
Handbrake, refer to parking brake  66 
Hand-held transmitter, alter‐ nating code  140 
Hazard warning flashers  199 
Head airbags  98 
Headlight control, auto‐ matic  94 
Headlight courtesy delay fea‐ ture  93 
Headlight flasher  67 
Headlight glass  191 
Headlights  191 
Headlights, care  206 
Headlight washer system  67 
Head restraints  49 
Head restraints, front  54 
Head-up Display  90 
Head-up Display, care  208 
Head-up display, M view  91 
Head-up display, standard view  90 
Heavy cargo, stowing  161 
Height, vehicle  212 
High-beam Assistant  95 High beams  67 
High beams/low beams, refer to High-beam Assistant  95 
High-performance en‐ gine  154 
Hills  158 
Hill start assistant, refer to Drive-off assistant  118 
Hints  6 
Holder for beverages  149 
Homepage  6 
Hood  181 
Horn  14 
Hotel function, trunk lid  41 
Hot exhaust system  157 
HUD Head-up Display  90 
Hydroplaning  157 
I Ice warning, see External temperature warning  81 
Icy roads, see External tem‐ perature warning  81 
Identification marks, tires  173 
Identification number, see ve‐ hicle identification num‐
ber  9 
iDrive  18 
Ignition key, refer to Remote control  34 
Ignition off  62 
Ignition on  62 
Indication of a flat tire  102 
Indicator and alarm lamps, see Check Control  77 
Indicator lamp, see Check Control  77 
Individual air distribution  136 
Individual settings, refer to M Drive  114 
Individual settings, refer to Personal Profile  35 
Inflation pressure, tires  172 
Info display, refer to On- Board computer  86 Seite 217Everything from A to ZReference217
Online Edition for Part no. 01 40 2 960 786 - II/15