Environmental notes provide you with
information
or disposal.
!
Notes on material damage alert you to
on environmentally aware actions
dangers that could lead to damage to your
vehicle.
Welcome to the world of Mercedes-Benz
Before
you first drive off, read this Operator's
Manual carefully and familiarize yourself with
your vehicle. For your own safety and a longer
vehicle life, follow the instructions and
warning notices in this manual. Disregarding
them may lead to damage to the vehicle or
personal injury.
Vehicle damage resulting from the disregard
of the instructions is not covered by the
Mercedes-Benz Limited Warranty.
The equipment or model designation of your
vehicle may differ according to:
R
model
R
order
R
country variant
R
availability
Mercedes-Benz therefore reserves the right
to introduce changes in the following areas:
R
design
R
equipment
R
technical features
Therefore, descriptions may vary from those
of your own vehicle.
The following are integral components of the
vehicle:
R
Operator's Manual
R
Maintenance Booklet
R
Equipment-dependent supplements
Keep printed copies of the documents in the
vehicle at all times. If you sell the vehicle,
always pass the documents on to the new
owner.
The technical documentation team at
Daimler AG wishes you safe and pleasant
motoring.
Mercedes-Benz USA, LLC
Mercedes-Benz Canada, Inc.
A Daimler Company
2125847881
É212584788
1EËÍ
Contents
3
Index ....................................................... 4
Mercedes-Benz recommends that you use
genuine Mercedes-Benz parts, conversion
parts and accessories that have been
approved for your vehicle.
Mercedes-Benz
tests genuine parts as well as
conversion parts and accessories that have
been specifically approved for your vehicle for
their reliability, safety and suitability. Despite
ongoing market research, Mercedes-Benz is
unable to assess other parts. Therefore,
Mercedes-Benz accepts no responsibility for
the use of such parts in Mercedes-Benz
vehicles. This is also the case, even if they
have been independently or officially
approved. The use of non-approved parts
could affect your vehicle's operating safety.
Genuine Mercedes-Benz parts, approved
conversion parts and accessories are
available from any authorized Mercedes-Benz
Center. Here, you will receive advice about
permissible technical modifications, and the
parts will be professionally installed.
Vehicle damage resulting from the disregard
of the instructions is not covered by the
Mercedes-Benz Limited Warranty.
Vehicle equipment
This Operator's Manual describes all models
and all standard and optional equipment of
your vehicle available at the time of going to
print. Country-specific differences are
possible. Please note that your vehicle may
not be equipped with all features described.
This also applies to safety-related systems
functions. The equipment in your vehicle
and
may therefore differ from some of the
descriptions or illustrations.
The original purchase agreement lists all
systems installed in your vehicle.
Contact an authorized Mercedes-Benz Center
if you have any questions about equipment or
operation.
The Operator's Manual and Maintenance
Booklet are important documents and should
be kept in the vehicle.
Printed Operator's Manual
printed Operator's Manual (including any
The
Supplements) must be observed.
There is no electronic update to the Digital
Operator's Manual. Amendments are only
made to the printed Operator's Manual.
Operator's Manual
General notes
you first drive off, read this Operator's
Before
Manual carefully and familiarize yourself with
your vehicle.
For your own safety and a longer vehicle life,
follow the instructions and warning notices in
this manual. Disregarding them may lead to
damage to the vehicle or personal injury.
Service and vehicle operation
Service and literature
vehicle is covered under the terms of the
Your
warranties printed in the Service and
Warranty Information booklet. Your
authorized Mercedes-Benz Center will
exchange or repair any defective parts
originally installed in the vehicle in
accordance with the terms of the following
warranties:
R
New Vehicle Limited Warranty
R
Emission Systems Warranty
R
Emission Performance Warranty
R
California, Connecticut, Maine,
Massachusetts, New York, Pennsylvania,
Rhode Island and Vermont Emission
Control Systems Warranty
R
State warranty enforcement laws (lemon
laws)
Introduction
23
Information for customers in
California
In California, you have the right to exchange
a vehicle or receive a refund of the purchase
or leasing price if Mercedes-Benz USA, LLC
and/or an authorized workshop or
maintenance facility cannot, after several
authorized repairs, rectify considerable
damage
are covered by the contractual warranty.
During the period of 18 months from original
delivery of the vehicle or the accumulation of
18,000 miles (approximately 29,000 km) on
the odometer of the vehicle, whichever
occurs first, a reasonable number of repair
attempts is presumed for a retail buyer or
lessee if one or more of the following occurs:
(1) the serious defect or damage can result
(2) the defect or damage, though less
(3) the vehicle cannot be used for longer
Please send your written notice to:
Mercedes-Benz USA, LLC
Customer Assistance Center
One Mercedes Drive
Montvale, NJ 07645-0350
to or malfunctions of the vehicle that
in deadly or serious injury to the vehicle
occupants while driving AND this defect
has already been repaired at least twice
AND Mercedes-Benz, LLC has been
informed in writing of the necessity of a
repair.
serious
repaired at least four times AND
Mercedes-Benz has been informed in
writing of the necessity of a repair.
than 30 calendar days because of repair
work resulting from this or other serious
defects or damage.
than (1) above, has already been
Maintenance
The Service and Warranty Booklet describes
all the necessary maintenance work which
should be done at regular intervals.
Always have the Service and Warranty
Booklet with you when you bring the vehicle
to an authorized Mercedes-Benz Center. The
service advisor will record every service for
you in the Service and Warranty Booklet.
Roadside Assistance
The Mercedes-Benz Roadside Assistance
Program offers technical help in the event of
a breakdown. Calls to the toll-free Roadside
Assistance Hotline are answered by our
agents 24 hours a day, 365 days a year.
1-800-FOR-MERCedes
(USA)
1-800-387-0100 (Canada)
For additional information, refer to the
Mercedes-Benz Roadside Assistance
Program brochure (USA) or the "Roadside
Assistance" section in the Service and
Warranty booklet (Canada). You will find both
in your vehicle literature portfolio.
(1-800-367-6372)
Change of address or change of
ownership
In the event of a change of address, please
us the "Notification of Address Change"
send
in the Service and Guarantee booklet or
simply call the Mercedes-Benz Customer
Assistance Center (USA) at the hotline
number
1-800-FOR-MERCedes(1-800-367-6372) or
Customer Service Center (Canada) at
1-800-387-0100. This will assist us in
contacting you in a timely manner should the
need arise.
If you sell your Mercedes, please leave the
entire literature in the vehicle so that it is
available to the next owner.
If you have purchased a used car, please send
us the "Notification of Used Car Purchase" in
the Service and Guarantee booklet or simply
call the Mercedes-Benz Customer Assistance
Center (USA) at the hotline number
1-800-FOR-MERCedes(1-800-367-6372) or
Introduction
24
Customer Service (Canada) at
1-800-387-0100
.
Vehicle operation outside the USA
and Canada
If you plan to operate your vehicle in foreign
countries, please be aware that:
R
facilities or replacement parts may
service
not be readily available.
R
unleaded fuel for vehicles with a catalytic
converter may not be available. Leaded fuel
may cause damage to the catalytic
converter.
R
the fuel may have a considerably lower
octane rating. Unsuitable fuel can cause
engine damage.
Some Mercedes-Benz models are available
for delivery in Europe through our European
Delivery Program. For details, consult an
authorized Mercedes-Benz Center or write to
one of the following addresses.
In the USA
Mercedes-Benz USA, LLC
European Delivery Department
One Mercedes Drive
Montvale, NJ 07645-0350
In Canada
Mercedes-Benz Canada, Inc.
European Delivery Department
98 Vanderhoof Avenue
Toronto, Ontario M4G 4C9
systems. Electronic malfunctions could
seriously impair the operating safety of your
vehicle.
Contact
for repairs or modifications to electronic
components.
Other improper work or modifications on the
vehicle could also have a negative impact on
the operating safety of the vehicle.
Some safety systems only function when the
engine is running. You should therefore never
turn off the engine while driving.
G
Heavy blows against the vehicle underbody or
tires/wheels may cause serious damage and
impair the operating safety of your vehicle.
Such blows can be caused, for example, by
running over an obstacle, road debris or a
pothole.
If you feel a sudden significant vibration or
ride
to your vehicle has occurred:
R
R
R
Inspect the vehicle underbody and tires/
wheels for possible damage. If the vehicle
appears unsafe, have it towed to the nearest
authorized Mercedes-Benz Center or other
qualified maintenance or repair facility for
further inspection or repairs.
an authorized Mercedes-Benz Center
WARNING
disturbance, or you suspect that damage
turn on your hazard warning flashers.
slow down carefully.
drive with caution to an area which is a safe
distance from the road.
Operating safety
Important safety notes
WARNING
G
Work improperly carried out on electronic
components and associated software could
cause
them to cease functioning. Because the
vehicle's electronic components are
interconnected, any modifications made may
produce an undesired effect on other
Declarations of conformity
Vehicle components which receive
and/or transmit radio waves
USA: "The wireless devices of this vehicle
comply with Part 15 of the FCC Rules.
Operation is subject to the following two
conditions: 1) These devices may not cause
harmful interference, and 2) These devices
must accept any interference received,
Introduction
25
including interference that may cause
undesired operation. Changes or
modifications not expressly approved by the
party responsible for compliance could void
the user’s authority to operate the
equipment."
Canada:
"The wireless devices of this vehicle
comply with Industry Canada license-exempt
RSS standard(s). Operation is subject to the
following two conditions: (1) These devices
may not cause interference, and (2) These
devices must accept any interference,
including interference that may cause
undesired operation of the device."
Diagnostics connection
WARNING
G
If you connect equipment to the on-board
diagnostics connection, it can affect the
operation of the vehicle systems. This can
impair the operating safety of your vehicle
while driving. There is a risk of an accident.
Do not connect any equipment to the onboard diagnostics connection.
emissions monitoring information being
reset. This may lead to the vehicle failing to
meet
the requirements of the next emissions
test during the main inspection.
Qualified specialist workshop
An authorized Mercedes-Benz Center is a
qualified specialist workshop. It has the
necessary specialist knowledge, tools and
qualifications to correctly carry out the work
required
on your vehicle. This is especially the
case for work relevant to safety.
Observe the notes in the Maintenance
Booklet.
Always have the following work carried out at
an authorized Mercedes-Benz Center:
R
work relevant to safety
R
service and maintenance work
R
repair work
R
alterations, installation work and
modifications
R
work on electronic components
WARNING
G
Loose equipment or equipment cables which
are connected to the on-board diagnostics
connection can obstruct the area around the
pedals. The equipment or the cables could
come between the pedals in the event of
sudden braking or acceleration. This may
affect the function of the pedals. There is a
risk of an accident.
Do
not attach any equipment or cables in the
driver's footwell.
!
If the engine is switched off and
equipment on the diagnostics connection
is used, the starter battery may discharge.
The diagnostics connection is only intended
for the connection of diagnostic equipment at
a qualified specialist workshop.
Connecting equipment to the diagnostics
connection can, for example, lead to
Problems with your vehicle
you should experience a problem with your
If
vehicle, particularly one that you believe may
affect its safe operation, we urge you to
contact an authorized Mercedes-Benz Center
immediately to have the problem diagnosed
and rectified. If the problem is not resolved to
your satisfaction, please discuss the problem
again with a Mercedes-Benz Center or
contact us at one of the following addresses.
In the USA
Customer Assistance Center
Mercedes-Benz USA, LLC
One Mercedes Drive
Montvale, NJ 07645-0350
In Canada
Customer Relations Department
Mercedes-Benz Canada, Inc.
98 Vanderhoof Avenue
Z
Introduction
26
Toronto, Ontario M4G 4C9
Reporting safety defects
USA only:
The following text is reproduced as required
of all manufacturers according to Title 49,
Code of U.S. Federal Regulations, Part 575
pursuant to the National Traffic and Motor
Vehicle Safety Act of 1966.
If you believe that your vehicle has a defect
which could cause a crash or could cause
injury or death, you should immediately
inform the National Highway Traffic Safety
Administration (NHTSA) in addition to
notifying Mercedes-Benz USA, LLC.
If NHTSA receives similar complaints, it may
open an investigation, and if it finds that a
safety defect exists in a group of vehicles, it
may order a recall and remedy campaign.
However, NHTSA cannot become involved in
individual problems between you, your
dealer, or Mercedes-Benz USA, LLC.
To contact NHTSA, you may call the Vehicle
Safety Hotline toll-free at
1-888-327-4236
(TTY: 1-800-424-9153); go
to http://www.safercar.gov; or write to:
Administrator, NHTSA, 400 Seventh Street,
SW., Washington, DC 20590.
You can obtain additional information about
vehicle safety from:
http://www.safercar.gov
Limited Warranty
!
Follow the instructions in this manual
about the proper operation of your vehicle
as well as about possible vehicle damage.
Damage to your vehicle that arises from
culpable contraventions against these
instructions is not covered either by the
Mercedes-Benz
Limited Warranty or by the
New or Used-Vehicle Warranty.
Data stored in the vehicle
Information about electronic data
acquisition in the vehicle
(Including
notice pursuant to California Code
§ 9951)
Your vehicle records electronic data. If your
vehicle is equipped with mbrace (Canada:
TELE AID), data is transmitted in the event of
an accident.
This information helps, for example, to test
vehicle systems after an accident and to
continually improve vehicle safety.
Daimler AG can access this data and submit
it:
R
for safety research or vehicle diagnosis
purposes
R
with the consent of the vehicle owner
R
on the instruction of prosecuting
authorities
R
for use in arbitration of disputes that
involve Daimler AG, its affiliates or its sales
and service organizations
R
as otherwise required or permitted by law.
Please check your mbrace (Canada: TELE
AID) purchase agreement to find out more
about data that can be recorded and
transmitted by this system.
Information on copyright
Registered trademarks
Registered trademarks:
R
Bluetooth® is a registered trademark of
Bluetooth SIG Inc.
R
DTS is a registered trademark of DTS, Inc.
R
Dolby and MLP are registered trademarks
of DOLBY Laboratories.
R
BabySmart™, ESP® and PRE-SAFE® are
registered trademarks of Daimler AG.
R
HomeLink® is a registered trademark of
Prince.
Introduction
27
R
iPod® and iTunes® are registered
trademarks of Apple Inc.
R
Logic7® is a registered trademark of
Harman International Industries.
R
Microsoft® and Windows media® are
registered trademarks of Microsoft
Corporation.
R
SIRIUS is a registered trademark of Sirius
XM radio Inc.
R
HD Radio is a registered trademark of
iBiquity Digital Corporation.
R
Gracenote® is a registered trademark of
Gracenote, Inc.
R
ZAGATSurvey® and related brands are
registered trademarks of ZagatSurvey,
LLC.
The Berkeley software License Agreement
specifies the terms and conditions for
redistribution. Redistributions and use in
source and binary forms, with or without
modification,
are permitted provided that the
following conditions are met:
1. Redistribution of source code must retain
the above copyright notice, this list of
conditions and the following disclaimer.
2. Redistribution in binary form must
reproduce the above copyright notice,
this list of conditions and the following
disclaimer in the documentation and/or
other materials provided with the
distribution.
3. All advertising materials mentioning
features or use of this software must
display the following acknowledgment:
product includes software developed
This
by the University of California, Berkeley
and its contributors.
4. Neither the name of the University nor the
names of its contributors may be used to
endorse or promote products derived
from this software without specific prior
written permission.
THIS SOFTWARE IS PROVIDED BY THE
REGENTS AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES,
INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS FOR A
PARTICULAR PURPOSE ARE DISCLAIMED. IN
NO EVENT SHALL THE REGENTS OR
CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL,
EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED
TO, PROCUREMENT OF SUBSTITUTE GOODS
OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF
LIABILITY, WHETHER IN CONTRACT, STRICT
LIABILITY, OR TORT (INCLUDING
NEGLIGENCE OR OTHERWISE) ARISING IN
ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
Children in the vehicle ........................ 60
Driving safety systems ....................... 66
Theft deterrent locking system ......... 74
39
Safety
Occupant safety
40
Useful information
i
This Operator's Manual describes all
models and all standard and optional
equipment of your vehicle available at the
time of publication of the Operator's
Manual. Country-specific differences are
possible.
Safety
not be equipped with all features
Please note that your vehicle may
described. This also applies to safetyrelated systems and functions.
i
Read the information on qualified
specialist workshops: (Y page 25).
Panic alarm
1. This device may not cause interference,
and
2. this device must accept any interference
received, including interference that may
cause undesired operation.
Any unauthorized modification to this
device could void the user's authority to
operate the equipment.
The Product label with FCC ID and IC
certification number can be found in the
battery case of the SmartKey.
i
Canada only:
This device complies with RSS-Gen of
Industry Canada. Operation is subject to
the following two conditions:
1. This device may not cause interference,
and
2. this device must accept any interference
received, including interference that may
cause undesired operation.
Any unauthorized modification to this
device could void the user's authority to
operate the equipment.
The Product label with FCC ID and IC
certification number can be found in the
battery case of the SmartKey.
X
To activate: press ! button : for at
least one second.
An alarm sounds and the exterior lighting
flashes.
X
To deactivate: press ! button :
again.
or
X
Insert the SmartKey into the ignition lock.
or
X
Press the KEYLESS-GO Start/Stop button.
The KEYLESS-GO key must be in the
vehicle.
i
USA only:
This device complies with
Part 15 of the
FCC Rules. Operation is subject to the
following two conditions:
Occupant safety
Important safety notes
WARNING
G
Modifications to or work improperly
conducted on restraint system components
or their wiring, as well as tampering with
interconnected electronic systems, can lead
to
the restraint systems no longer functioning
as intended.
Air bags or Emergency Tensioning Devices
(ETDs), for example, could deploy
inadvertently or fail to deploy in accidents
although the deceleration threshold for air
bag deployment is exceeded. Therefore,
never modify the restraint systems. Do not
Occupant safety
41
tamper with electronic components or their
software.
In this section, you will learn the most
important facts about the restraint system
components of the vehicle.
The restraint system consists of:
R
seat belts
R
child restraint systems
R
LATCH-type (ISOFIX) child seat anchors
Additional protection is provided by:
R
SRS (Supplemental Restraint System)
R
NECK-PRO head restraints
R
PRE-SAFE
R
air bag system components with:
-
-
®
PASSENGER
AIR BAG OFF indicator lamp
front-passenger seat with Occupant
Classification System (OCS)
The different air bag systems work
independently of each other. The protective
functions of the system work in conjunction
with each other. Not all air bags are deployed
in an accident.
i
See "Children in the vehicle" for
information on infants and children
traveling with you in the vehicle restraint
systems for infants and children
(Y page 60).
SRS (Supplemental Restraint System)
Introduction
SRS consists of:
R
6 SRS warning lamp
R
Air bags
R
Air bag control unit with crash sensors
R
Emergency Tensioning Devices
R
Belt force limiters
SRS reduces the risk of occupants coming
into contact with the vehicle's interior in the
event of an accident. It can also reduce the
effect of the forces to which occupants are
subjected during an accident.
SRS warning lamp
WARNING
G
The SRS self-check has detected a
malfunction if the 6 SRS indicator lamp:
R
does not light up at all
R
does not go out after approximately four
seconds after the engine is started
R
up after the engine is started or while
lights
the vehicle is in motion
For your safety, Mercedes-Benz strongly
recommends that you have the system
checked as soon as possible at a qualified
specialist workshop. SRS may otherwise fail
to activate when it is needed in the event of
an accident, which could lead to serious or
fatal injuries. SRS might also be activated
unexpectedly and unnecessarily, which could
also result in injury.
In addition, work carried out improperly on
SRS may render SRS inoperative or cause
unintended air bag deployment. Work on the
SRS system should only be carried out by
qualified specialist personnel. Consult a
qualified specialist workshop.
If it is necessary to modify an air bag system
to accommodate a person with disabilities,
contact an authorized Mercedes-Benz Center
for details. USA only: for further information,
contact our Customer Assistance Center at
1-800-FOR-MERCedes (1-800-367-6372).
SRS functions are checked regularly when
you switch on the ignition and when the
engine is running. Therefore, malfunctions
can be detected in good time.
The 6 SRS warning lamp in the instrument
cluster lights up when the ignition is switched
on. It goes out no later than a few seconds
after the engine is started.
The SRS components are in operational
readiness when the SRS 6 indicator lamp
goes out while the engine is running.
Safety
Z
Occupant safety
42
Safety guidelines for seat belts,
Emergency Tensioning Devices (ETDs)
and air bags
WARNING
G
R
Damaged
been subjected to stress in an accident
must be replaced. Their anchoring points
Safety
must also be checked. Only use seat belts
installed or supplied by an authorized
Mercedes-Benz Center.
R
Air bags and pyrotechnic Emergency
Tensioning Devices (ETDs) contain
perchlorate material, which may require
special handling and regard for the
environment. Check your national disposal
guidelines. California residents, see
Air bags and ETDs are designed to function
on a one-time-only basis. An air bag or ETD
that has deployed must be replaced. PRESAFE® has electrically operated reversible
belt tensioners in addition to the
pyrotechnic ETDs.
R
Do not pass seat belts over sharp edges.
They could tear.
R
Do not make any modification that could
change the effectiveness of the seat belts.
R
Do not bleach or dye seat belts as this may
severely weaken them. In a crash they may
not be able to provide adequate protection.
R
No modifications of any kind may be made
to any components or wiring of the SRS.
R
Do not change or remove any component
or part of the SRS.
R
Do not install additional trim material, seat
covers, badges, etc. to the:
-
-
-
-
-
-
seat belts or seat belts that have
padded steering wheel boss
knee bag covers
front-passenger air bag cover
outer side of front seat bolsters
side trim next to the rear seat backrest
roof lining trim
R
Do not install additional electrical/
electronic equipment on or near SRS
components and wiring.
R
Keep area between air bags and occupants
free of objects (e.g. packages, purses,
umbrellas, etc.).
R
Do not hang items such as coat hangers
from the coat hooks or handles over the
door. These items may be thrown around in
the vehicle and cause head and other
injuries when the window curtain air bag is
deployed.
R
Air bag system components will be hot after
an air bag has inflated. Do not touch them.
R
Never place your feet on the instrument
panel, dashboard, or on the seat. Always
keep both feet on the floor in front of the
seat.
R
Improper repair work on the SRS creates a
risk of rendering the SRS inoperative or
causing unintended air bag deployment.
Work on the SRS must therefore only be
performed by qualified technicians.
Contact an authorized Mercedes-Benz
Center.
R
For your protection and the protection of
others, when scrapping the air bag unit or
ETD, our safety instructions must be
followed. These instructions are available
from any authorized Mercedes-Benz
Center.
R
Given the considerable deployment speed,
required inflation volume, and the material
of the air bags, there is the possibility of
abrasions or other, potentially more serious
injuries resulting from air bag deployment.
If you sell your vehicle, Mercedes-Benz
strongly recommends that you inform the
subsequent owner that the vehicle is
equipped with SRS. Also, refer them to the
applicable section in the Operator's Manual.
Occupant safety
43
Air bags
Important safety notes
WARNING
G
Air bags are designed to reduce the incidence
of injuries and fatalities in certain situations:
R
frontal impacts (driver's and frontpassenger front air bags and driver's knee
bag)
R
side
impacts (side impact air bags, window
curtain air bags and pelvis air bags)
R
rollover (window curtain air bags)
However, no system available today can
completely eliminate injuries and fatalities.
When the air bags are deployed, a small
amount of powder is released. The powder
generally does not constitute a health hazard
and does not indicate that there is a fire in the
vehicle. In order to prevent potential
breathing difficulties, you should leave the
vehicle as soon as it is safe to do so. If you
have any breathing difficulty but cannot get
out of the vehicle after the air bag inflates,
then get fresh air by opening a window or
door.
WARNING
G
In order to reduce the potential danger of
injuries caused during the deployment of the
front air bags, the driver and front passenger
must always be correctly seated and wear
their seat belts.
For maximum protection in the event of a
collision, you must always be in the normal
seat position with your back against the
backrest.
that it is correctly positioned on your body.
Fasten your seat belt and make sure
As the air bag inflates with considerable
speed and force, a proper seating position
and correct positioning of the hands on the
steering
wheel will help to keep you at a safe
distance from the air bag. Occupants who are
not wearing their seat belt, are not seated
properly or are too close to the air bag can be
seriously injured or killed by an air bag, as it
inflates with great force instantaneously:
R
sit with the seat belt fastened correctly and
in a position that is as upright as possible
with your back against the backrest.
R
move the driver's seat as far back as
possible, still permitting proper operation
of vehicle controls. The distance from the
center of the driver's chest to the center of
the air bag cover on the steering wheel
must be at least 10 inches (25 cm). You
should be able to accomplish this by
adjusting the seat and steering wheel. If
you have any difficulties, please contact an
authorized Mercedes-Benz Center.
R
do not lean your head or chest close to the
steering wheel or dashboard.
R
only hold the steering wheel on the outside.
Placing hands and arms inside the rim can
increase the risk and potential severity of
hand/arm injury if the driver front air bag
inflates.
R
adjust the front-passenger seat as far back
as possible from the dashboard when the
seat is occupied.
R
occupants, especially children, should
never place their bodies or lean their heads
in the area of the door where the side
impact air bag inflates. This could result in
serious or fatal injuries should the side
impact air bag be deployed. Always sit as
upright as possible, wear the seat belt
properly and use an appropriately sized
infant restraint, toddler restraint or booster
seat recommended for the size and weight
of the child.
Failure to follow these instructions can result
in severe injuries to you or other occupants.
Safety
Z
Occupant safety
44
If you sell your vehicle, it is important that you
make the buyer aware of this safety
information. Be sure to give the buyer this
Operator's Manual.
WARNING
G
Accident research shows that the safest place
for
children in an automobile is in a rear seat.
Safety
A side impact air bag related injury may occur
if occupants, especially children, are not
properly seated or restrained when next to a
side impact air bag which needs to deploy
rapidly in a side impact in order to do its job.
To help avoid the possibility of injury, please
follow these guidelines:
(1)Always sit as upright as possible
and use the seat belts properly.
Make sure that children 12 years
old and under use an appropriately
sized child restraint, infant
restraint, or booster seat
recommended for the size and
weight of the child.
(2)Always wear seat belts properly.
If the air bags are deployed, you will hear a
bang,
and a small amount of powder may also
be released. Only in rare cases will the bang
affect your hearing. The powder that is
released generally does not constitute a
health hazard. The 6 SRS warning lamp
lights up.
The air bags are deployed if the air bag control
unit detects the need for deployment. Only in
the event of such a situation will the air bags
provide their supplemental protection.
If the driver and front passenger do not wear
their seat belts, it is not possible for the air
bags to provide their supplemental
protection.
In the event of other types of impacts and
impacts below air bag deployment
thresholds, the air bags will not deploy. The
driver and passengers will then be protected
to the extent possible by a properly fastened
seat belt. A properly fastened seat belt is also
needed to provide the best possible
protection in a rollover.
Air bags provide additional protection; they
are not, however, a substitute for seat belts.
All vehicle occupants must fasten their seat
belts regardless of whether your vehicle is
equipped with air bags or not.
It is important for your safety and that of your
passengers to have deployed air bags
replaced and to have any malfunctioning air
bags repaired. This will help to make sure the
air bags continue to perform their protective
function for the vehicle occupants in the
event of a crash.
Front air bags
Driver's air bag : deploys in front of the
steering wheel; front-passenger front air
deploys in front of and above the glove
bag ;
box.
The front air bags increase protection for the
driver's and front-passenger's head and
chest.
They are deployed:
R
in the event of certain frontal impacts
R
if the system determines that air bag
deployment can offer additional protection
to that provided by the seat belt
R
depending on whether the seat belt is being
used
R
independently of other air bags in the
vehicle
If the vehicle overturns, the front air bags are
generally not deployed. If the system detects
Occupant safety
45
high vehicle deceleration in a longitudinal
direction, the front air bags are deployed.
If a child restraint system is installed to the
front-passenger seat and the 4
PASSENGER AIRBAG OFF indicator lamp
does not light up on the center console:
R
a child restraint system without
transponders for air bag deactivation
system is installed or
R
a child restraint system with transponders
is not properly installed.
Your
vehicle has adaptive, two-stage front air
bags. In the event of a collision, the air bag
control unit evaluates the vehicle
deceleration. In the first deployment stage,
the front air bag is filled with enough
propellant gas to reduce the risk of injuries.
The front air bag is fully deployed if a second
deployment threshold is exceeded within a
few milliseconds.
The deployment of the front-passenger front
air bag is also influenced by the weight
category of the front passenger, which is
determined by the Occupant Classification
System (OCS) (Y page 48).
The lighter the passenger side occupant, the
higher the vehicle deceleration rate required
(predicted at the start of the impact) for
second-stage inflation of the front-passenger
front air bag. In the second stage, the front
air bags are inflated with the maximum
amount of propellant gas available.
The front air bags are not deployed in
situations where a low impact severity is
predicted. You will then be protected by the
fastened seat belt.
Front-passenger front air bag will only deploy
if:
R
the system, based on the OCS weight
sensor readings, has detected that the
front-passenger seat is occupied.
R
the 45 indicator lamp on the center
console is not lit (Y page 48).
R
the air bag control unit predicts a high
impact severity.
Driver's knee bag
Driver's knee bag : deploys under the
steering
column. It is deployed together with
the front air bags. The driver's knee bag is
designed to operate together with the front
air bags in frontal impacts if certain
thresholds are exceeded. The driver's knee
bag operates best in conjunction with
correctly positioned and fastened seat belts.
The driver's knee bag increases protection of
the driver against:
R
knee injuries
R
thigh injuries
R
lower leg injuries
Side impact air bags
WARNING
G
Only use seat covers which have been tested
and approved by Mercedes-Benz for your
vehicle
model. Using seat covers or other seat
coverings can cause a malfunction of the side
impact air bags and/or the pelvis air bags.
Contact an authorized Mercedes-Benz Center
for availability.
WARNING
G
The pressure sensors for side impact air bag
control are located in the doors. Do not
modify any components of the doors or door
trim panels including, for example, the
addition of door speakers.
Improper repair work on the doors or the
modification
doors create a risk of rendering the side
or addition of components to the
Safety
Z
Occupant safety
46
impact air bags inoperative or causing
unintended air bag deployment. Work on the
doors must therefore only be performed by
qualified technicians. Contact an authorized
Mercedes-Benz Center.
Safety
Side impact air bags (example: Sedan)
Front side impact air bags : and rear side
impact air bags; deploy next to the outer
seat cushions.
deployed, the side impact air bags offer
When
additional protection for the thorax of the
vehicle occupants on the side of the vehicle
on which the impact occurs. However, they
do not protect the:
R
head
R
neck
R
arms
The side impact air bags are deployed:
R
on the side on which an impact occurs
R
at the start of an accident with a high rate
of lateral vehicle deceleration or
acceleration, e.g. in a side impact
R
independently of the use of the seat belt
R
independently of the front air bags
R
independently of the ETDs
If the vehicle overturns, the side impact air
bags are generally not deployed. side impact
air bags are deployed if the system detects
high vehicle deceleration or acceleration in a
lateral direction and determines that side
impact air bag deployment can offer
additional protection to that provided by the
seat belt.
Side impact air bags will not deploy in side
impacts which do not exceed the system's
preset deployment thresholds for lateral
acceleration/deceleration. You will then be
protected by the fastened seat belt.
The side impact air bag on the frontpassenger side is not deployed in the
following situations:
R
OCS has detected that the front-passenger
seat is unoccupied.
R
the front-passenger seat belt is not
fastened.
The side impact air bag on the frontpassenger side will deploy if the frontpassenger seat belt is fastened, regardless of
whether the front-passenger seat is occupied
or not.
Pelvis air bags
WARNING
G
Only use seat covers which have been tested
and approved by Mercedes-Benz for your
vehicle
model. Using seat covers or other seat
coverings can cause a malfunction of the side
impact air bags and/or the pelvis air bags.
Contact an authorized Mercedes-Benz Center
for availability.
Pelvis air bag deployment enhances the level
protection of the vehicle occupants on the
of
side of the vehicle on which the impact
occurs.
Occupant safety
47
Pelvis air bags : deploy next to and below
the outer seat cushions. They are deployed:
R
on the side on which an impact occurs
R
at the start of an accident with a high rate
of lateral vehicle deceleration or
acceleration, e.g. in a side impact
R
independently of the use of the seat belt
R
independently of the front air bags
R
independently of the ETDs
If
the vehicle overturns, the pelvis air bags are
generally not deployed. Exception: if the
system detects high vehicle deceleration or
acceleration in a lateral direction and
determines that deployment can offer
additional protection to that provided by the
seat belt.
Pelvis air bags : will not deploy in side
impacts which do not exceed the system's
preset deployment thresholds for lateral
acceleration/deceleration. You will then be
protected by the fastened seat belt.
The pelvis air bag on the front-passenger side
is not deployed in the following situations:
R
OCS has detected that the front-passenger
seat is unoccupied.
R
the front-passenger seat belt is not
fastened.
The pelvis air bag on the front-passenger side
will deploy if the front-passenger seat belt is
fastened, regardless of whether the frontpassenger seat is occupied or not.
Window curtain air bags
Front-passenger side window curtain air bags
(example: Sedan)
Window
curtain air bags : enhance the level
of protection for the head, but not chest or
arms, of the vehicle occupants on the side of
the vehicle on which the impact occurs.
The window curtain air bags are integrated
into the side of the roof frame and deploy in
the area from the A-pillar to the C-pillar.
Window curtain air bags are deployed:
R
at the start of an accident with a high rate
of lateral vehicle deceleration or
acceleration, e.g. in a side impact
R
on the side on which an impact occurs
R
on the driver's and the front passenger's
side if the vehicle overturns and the system
determines that window curtain air bag
deployment can offer additional protection
to that provided by the seat belt
R
independently of the use of the seat belt
R
regardless of whether the front-passenger
seat is occupied
R
independently of the front air bags
Window curtain air bags will not deploy in
impacts which do not exceed the system's
preset deployment thresholds for lateral
acceleration/deceleration. You will then be
protected by the fastened seat belt.
Safety
Z
Occupant safety
48
Occupant Classification System
(OCS)
Method of operation
WARNING
G
If the 45 indicator lamp illuminates
when
an adult or someone larger than a small
Safety
individual is in the front passenger seat, have
the front passenger reposition himself or
herself in the seat until the 45
indicator lamp goes out.
In the event of a collision, the air bag control
unit will not allow front passenger front air bag
deployment when the OCS has classified the
front passenger seat occupant as weighing as
much as or less than a typical 12-month-old
child in a standard child restraint or if the front
passenger seat is classified as being empty.
When the OCS senses that the front
passenger seat occupant is classified as
being up to or less than the weight of a typical
12-month-old child in a standard child
restraint, the 45 indicator lamp will
illuminate when the engine is started and
remain illuminated. This indicates that the
front passenger front air bag is deactivated.
When the OCS senses that the front
passenger seat is classified as being empty,
the 45 indicator lamp will illuminate
when the engine is started and remain
illuminated. This indicates that the front
passenger front air bag is deactivated.
When the OCS senses that the front
passenger seat occupant is classified as
being heavier than the weight of a typical 12month-old child seated in a standard child
restraint or as being a small individual (such
as a young teenager or a small adult), the
45 indicator lamp will illuminate for
approximately 6 seconds when the engine is
started. Depending on occupant weight
sensor readings from the seat, it will then
remain illuminated or go out. With the
45 indicator lamp illuminated, the
front passenger front air bag is deactivated.
With the 45 indicator lamp out, the
front passenger front air bag is activated.
When the OCS senses that the front
passenger seat occupant is classified as an
adult or someone larger than a small
individual, the 45 indicator lamp will
illuminate for approximately six seconds
when the engine is started and then go out.
This indicates that the front passenger front
air bag is activated.
the 45 indicator lamp is illuminated,
If
the front passenger front air bag is
deactivated and will not be deployed.
If the 45 indicator lamp is not
illuminated, the front passenger front air bag
is activated and will be deployed
R
in the event of certain frontal impacts
R
if the impact exceeds a predetermined
triggering threshold
R
independent of the side impact air bag or
pelvis air bag
If the front passenger front air bag is
deployed, the rate of inflation will be
influenced by
R
the rate of vehicle deceleration as assessed
by the air bag control unit
R
the front passenger's weight category as
identified by the OCS
WARNING
G
According to accident statistics, children are
safer when properly restrained on the rear
seats
than on the front-passenger seat. Thus,
we strongly recommend that children be
placed in the rear seats whenever possible.
Regardless of seating position, children 12
years old and under must be seated and
properly secured in an appropriate infant
restraint, toddler restraint, or booster seat
recommended for the size and weight of the
child.
The infant or child restraint must be properly
secured with the vehicle's seat belt, the seat
belt and Top Tether strap, or lower anchors
Occupant safety
49
and Top Tether strap, fully in accordance with
the child seat manufacturer's instructions.
Occupants,
especially children, should always
sit as upright as possible, wear the seat belt
properly and use an appropriately sized infant
restraint, toddler restraint, or booster seat
recommended for the size and weight of the
child.
Children can be killed or seriously injured by
an inflating air bag. Note the following
important information when circumstances
require you to place a child in the frontpassenger seat:
R
Your vehicle is equipped with air bag
technology designed to deactivate the
front-passenger front air bag in your vehicle
when the system senses the weight of a
typical 12-month-old child or less along
with the weight of a standard appropriate
child restraint on the front-passenger seat.
R
A child in a rear-facing child restraint on the
front-passenger seat will be seriously
injured or even killed if the front-passenger
front air bag inflates in a collision which
could occur under some circumstances,
even with the air bag technology installed
in your vehicle. The only means to eliminate
this risk completely is never to place a child
in a rear-facing child restraint in the frontpassenger seat. We therefore strongly
recommend that you always place a child
in a rear-facing child restraint on the rear
seat.
R
If you install a rear-facing child restraint on
the front-passenger seat, make sure the
45 indicator lamp is illuminated,
indicating that the front-passenger front air
bag is deactivated. Should the 45
indicator lamp not illuminate or go out while
the restraint is installed, please check
installation. Periodically check the
45 indicator lamp while driving to
make sure that the 45 indicator
lamp is illuminated. If the 45
indicator lamp goes out or remains out, do
not transport a child on the front-passenger
seat until the system has been repaired.
child in a rear-facing child restraint on the
A
front-passenger seat will be seriously
injured or even killed if the front-passenger
front air bag inflates.
R
If you place a child in a forward-facing child
restraint on the front-passenger seat:
-
move the seat as far back as possible
-
use the proper child restraint
recommended for the age, size and
weight of the child
-
secure child restraint with the vehicle's
seat belt according to the child seat
manufacturer's instructions
R
For children larger than the typical 12month-old child, the front-passenger front
air bag may or may not be activated.
WARNING
G
If the red 6 SRS warning lamp in the
instrument cluster and the 45
indicator lamp light up simultaneously, the
OCS is malfunctioning. The front passenger
front air bag will be deactivated in this case.
Have the system checked by qualified
technicians as soon as possible. Contact an
authorized Mercedes-Benz Center.
Only
have the seat repaired or replaced at an
authorized Mercedes-Benz Center.
In order to ensure proper operation of the air
bag system and OCS:
R
Sit with the seat belt properly fastened in a
position that is as upright as possible with
your back against the seat backrest.
R
When seated, a passenger should not
position him/herself in such a way as to
cause the passenger's weight to be lifted
from the seat cushion as this may result in
the OCS being unable to correctly
approximate the passenger's weight
category.
R
Read and observe all warnings in this
chapter.
Safety
Z
Occupant safety
50
Safety
If the SmartKey has been removed from the
ignition lock or is in position 0, the
45 indicator lamp : does not light
up.
The Occupant Classification System (OCS)
categorizes the occupant on the frontpassenger seat using a weight sensor. The
front-passenger front air bag is deactivated
automatically for certain weight categories.
45 indicator lamp : shows you the
current status. If
45 indicator lamp : lights up, the
front-passenger air bag is disabled.
The system does not deactivate:
R
the side impact air bag
R
the pelvis air bag
R
the window curtain air bag
R
the Emergency Tensioning Devices
be classified correctly, the front passenger
To
must sit:
R
with the seat belt fastened correctly
R
in a position that is as upright as possible
with their back against the seat backrest
R
with their feet on the floor
The OCS weight sensor reading is affected if
the occupant's weight is transferred, e.g. by
leaning on the armrest.
If the front-passenger seat, the seat cover or
the seat cushion are damaged, have the
necessary repair work carried out at a
qualified specialist workshop.
For safety reasons, Mercedes-Benz
recommends that you only use seat
accessories that have been approved by
Mercedes-Benz.
Both the driver and the front passenger
should always observe the 45
indicator lamp to determine whether or not
the front passenger is positioned correctly.
Also observe the air bag display messages,
which appear in the instrument cluster
(Y page 253).
If the driver's air bag deploys, this does not
mean that the front-passenger front air bag
will also deploy.
The OCS may have detected that the seat:
R
is empty or occupied by the weight of a
typical child up to twelve months old,
seated in a child restraint system
R
is
occupied by a small individual, such as a
young teenager or a small adult
R
is occupied by a child in a child restraint
system whose weight is greater than that
of a typical twelve month old child.
These are examples of when the OCS
deactivates the front-passenger front air bag.
Deactivation takes place although the
collision fulfills the criteria for deploying the
driver's air bag.
For further information, see "Air bag display
messages" (Y page 253).
System self-test
WARNING
G
If the 45 indicator lamp does not
illuminate,
must contact an authorized Mercedes-Benz
Center before seating any child on the front
passenger seat.
G
Never place anything between seat cushion
and
the effectiveness of the OCS. The underside
and rear side child restraint system must be
placed entirely on the seat cushion and the
the system is not functioning. You
WARNING
child seat (e.g. a pillow), since it reduces
backrest of the front-passenger seat
backrest.
If necessary, adjust the tilt of the passenger
seat backrest.
incorrectly mounted child seat could cause
An
injuries to the child in case of an accident,
instead of increasing protection for the child.
Follow the manufacturer's instructions for
installation of child restraint systems.
The 45 indicator lamp lights up:
R
if you turn the SmartKey in the ignition lock
to position 1 or 2
R
if you press the KEYLESS-GO Start/Stop
button once or twice on vehicles with
KEYLESS-GO
R
if an adult is seated properly on the frontpassenger seat and the OCS classifies the
occupant as an adult
The 45 indicator lamp goes out
after approximately six seconds.
If the seat is not occupied and the OCS
detects that the front-passenger seat is
empty, the 45 indicator lamp will
continue to light up. The 45 frontpassenger front air bag warning lamp then
stays lit continuously.
For more information about the OCS, see
"Problems with the Occupant Classification
System" (Y page 52).
Occupant safety
51
Safety
Z
Occupant safety
52
Problems with the Occupant Classification System
WARNING
G
If the 45
adult or someone larger than a small individual has been detected on the passenger seat, do not
allow any occupant to use the passenger seat until the system has been repaired.
WARNING
G
Safety
If the 45 indicator lamp does not illuminate or remains out with the weight of a typical
12-month-old
seat, do not transport a child on the front-passenger seat until the system has been repaired.
indicator lamp illuminates and remains illuminated when the weight of a typical
child in a standard child restraint or less, or is unoccupied, on the front-passenger
ProblemPossible causes/consequences and M Solutions
The 45
indicator
lamp lights up
and stays on.
The person on the
front-passenger seat:
R
has the weight of a
The OCS is malfunctioning.
X
Have the OCS checked as soon as possible at a qualified
specialist workshop.
X
Observe the additional display messages in the multifunction
(Y page 253).
display
typical adult
R
has been determined
by the system not to
be a child
ProblemPossible causes/consequences and M Solutions
The 45
indicator
lamp does not
light up and/or does
not stay on.
The front-passenger
seat is:
R
unoccupied
R
occupied with a
weight up to that of a
typical twelvemonth-old child in a
standard child
restraint system
The OCS is malfunctioning.
X
Make sure there is nothing between the seat cushion and the
child seat.
X
Check the installation of the child restraint system.
X
Make sure that no objects are applying additional weight onto
the seat.
X
If the 45 indicator lamp remains off, have the OCS
checked
as soon as possible at a qualified specialist workshop.
Do not transport a child on the front-passenger seat as long as
the OCS is not functioning.
X
Observe the additional display messages in the multifunction
display
(Y page 253).
Occupant safety
53
NECK-PRO head restraints/NECKPRO luxury head restraints
Important safety notes
WARNING
G
Do not attach any objects (e.g. a coat hanger)
to
the NECK-PRO head restraints/NECK-PRO
luxury head restraints. Otherwise, the NECKPRO head restraints/NECK-PRO luxury head
restraints may not function properly and in
the event of a rear-end collision may not offer
the protection they are designed to provide.
WARNING
G
Seat or head restraint covers can cause a
malfunction when the NECK-PRO head
restraints/NECK PRO luxury head restraints
are
activated or when the side impact air bags
or pelvis air bags are deployed, or they can
prevent this completely. The NECK-PRO head
restraints/NECK PRO luxury head restraints
or side impact air bags/pelvis air bags can
therefore not provide the intended protection.
Do not use any seat or head restraint covers.
WARNING
G
For your protection, drive only with properly
positioned head restraints.
Adjust
the head restraint so that it is as close
to the head as possible and the center of the
head restraint supports the back of the head
at eye level. This will reduce the potential for
injury to the head and neck in the event of an
accident or similar situation.
certain severity, the NECK-PRO head
restraints/NECK-PRO luxury head restraints
on
the driver's and front-passenger seats are
moved forwards and upwards. This provides
better head support.
If the NECK-PRO head restraints/NECK-PRO
luxury head restraints have been triggered in
an accident, reset the NECK-PRO head
restraints/NECK-PRO luxury head restraints
on the driver's and front-passenger seats
(Y page 54). Otherwise, the additional
protection will not be available in the event of
another rear-end collision. NECK-PRO head
restraints/NECK-PRO luxury head restraints
that have been triggered are moved forwards
and can no longer be adjusted.
Resetting triggered NECK-PRO head
restraints/NECK-PRO luxury head
restraints
NECK-PRO head restraints
WARNING
G
When pushing back the NECK-PRO head
restraint cushion, make sure your fingers do
not become caught between the head
restraint cushion and the cover. Failure to
observe this could result in injuries.
Safety
WARNING
G
For reasons of safety, have the NECK-PRO
head restraints/NECK-PRO luxury head
restraints checked at an authorized
Mercedes-Benz Center after a rear-end
collision.
NECK-PRO
head restraints/NECK-PRO luxury
head restraints increase protection of the
driver's and front-passenger's head and
neck. In the event of a rear collision of a
NECK-PRO head restraints (example: Sedan)
X
Tilt the top of the NECK-PRO head restraint
cushion forwards in the direction of
arrow :.
X
Push the NECK-PRO head restraint cushion
down
in the direction of arrow ; as far as
it will go.
Z
Occupant safety
54
X
Firmly push the NECK-PRO head restraint
cushion back in the direction of arrow =
until the cushion engages.
X
Repeat this procedure for the second
NECK-PRO head restraint.
i
Resetting the NECK-PRO head restraints
requires a lot of strength. If you have
Safety
difficulty resetting the NECK-PRO head
restraints, have this work carried out at a
qualified specialist workshop.
NECK-PRO luxury head restraints
NECK-PRO luxury head restraints
X
Remove resetting tool : from the vehicle
document wallet.
X
Slide resetting tool : into guide ;
between the NECK-PRO luxury head
restraint and the rear cover of the head
restraint.
X
Push resetting tool :
downwards until you
hear the head restraint deployment
mechanism engage.
X
Pull out resetting tool :.
X
Firmly press the NECK-PRO luxury head
restraint cushion back = until it engages.
X
Repeat this procedure for the second
NECK-PRO luxury head restraint.
X
Put resetting tool : back into the vehicle
document wallet.
i
If you have difficulty resetting the NECK-
PRO
luxury head restraints, have this work
carried out at a qualified specialist
workshop.
PRE-SAFE® system
WARNING
G
The PRE-SAFE®
an accident on vehicle occupants, as long as
their seat belts have been fastened correctly.
Although your vehicle is equipped with a PRESAFE® system, the possibility of injury in the
event of an accident cannot be ruled out. You
should therefore always drive carefully and
adapt your driving style to the prevailing road,
weather and traffic conditions.
WARNING
G
Make sure that nobody can become trapped
as you adjust the seat.
!
Make
system reduces the impact of
sure that there are no objects in the
footwell or behind the seats when resetting
the seats. There is a risk that the seats
and/or the objects could be damaged.
PRE-SAFE® takes preemptive measures to
protect occupants in certain hazardous
situations.
PRE-SAFE® intervenes:
R
if BAS intervenes, e.g. in emergency
braking situations
R
if, on vehicles with DISTRONIC PLUS, BAS
PLUS intervenes powerfully
R
if, on vehicles with DISTRONIC PLUS, the
radar sensor system detects an imminent
danger of collision in certain situations
R
in critical driving situations, e.g. when
physical limits are exceeded and the
vehicle understeers or oversteers severely
PRE-SAFE® takes the following measures
depending on the hazardous situation
detected:
R
the front seat belts are pre-tensioned.
R
the front-passenger seat is adjusted if it is
in an unfavorable position.
R
the air pressure in the side bolsters of the
seat cushion and seat backrest of the front
active multicontour seats is increased.
R
if the vehicle skids, the sliding sunroof/
panorama roof with power tilt/sliding
panel and the side windows are closed so
that only a small gap remains.
If the hazardous situation passes without
resulting in an accident, PRE-SAFE® slackens
the belt pretensioning. The air pressure in the
side bolsters of the active multicontour seat
is reduced again. All settings made by PRESAFE® can then be reversed.
If the seat belts are not released:
X
Move the backrest or seat back slightly, but
only when the vehicle is stationary.
The belt pretensioning is reduced and the
locking mechanism is released.
More information about seat belt adjustment,
a convenience function integrated into PRESAFE®, can be found under "Seat belt
adjustment" (Y page 58).
Occupant safety
as intended if the occupants are properly
wearing their seat belts.
WARNING
G
Never ride in a moving vehicle with the seat
backrest
this can be dangerous. You could slide under
the seat belt in a collision. If you slide under
it, the seat belt would apply force at the
abdomen or neck. That could cause serious
or even fatal injuries. The seat backrest and
seat belt provide the best restraint when the
wearer is in a position that is as upright as
possible and the seat belt is properly
positioned on the body.
G
Never let more people ride in the vehicle than
there are seat belts available. Make sure
everyone riding in the vehicle is correctly
restrained with a separate seat belt. Never
use
time.
in an excessively reclined position as
WARNING
a seat belt for more than one person at a
55
Safety
Seat belts
Important safety notes
WARNING
G
Always fasten your seat belt before driving off.
Always make sure all of your passengers are
properly
should always wear seat belts.
Failure to wear and properly fasten and
position your seat belt greatly increases your
risk of injuries and their likely severity in an
accident.
If you are ever in an accident, your injuries can
be considerably more severe without your
seat belt properly buckled. Without your seat
belt buckled, you are much more likely to hit
the interior of the vehicle or be ejected from
it. You can be seriously injured or killed.
In the same crash, the possibility of injury or
death is lessened if you are properly wearing
your seat belt. The air bags can only protect
restrained. You and your passengers
WARNING
G
Always have damaged seat belts or seat belts
that have been subjected to a load in an
accident replaced and the anchorages
checked.
Only use seat belts that have been approved
by Mercedes-Benz.
Never tamper with seat belts. This can result
in the unintended deployment of the
Emergency Tensioning Devices or the failure
to deploy when necessary.
Do not bleach or dye seat belts, as this may
severely weaken them. In the event of a
collision, they may be unable to provide
adequate protection.
Have all work carried out only by qualified
technicians. Consult a qualified specialist
workshop.
Z
Occupant safety
56
The use of seat belts and infant and child
restraint systems is required by law in:
R
all 50 states
R
U.S. territories
R
the District of Columbia
R
all Canadian provinces
Even where this is not required by law, all
Safety
vehicle occupants should correctly fasten
their seat belts before starting the journey.
i
See "Children in the vehicle"
(Y page 60) for further information on
infants
and children traveling in the vehicle
as well as on child restraint systems.
Correct use of the seat belts
WARNING
G
USE SEAT BELTS PROPERLY
R
Seat belts can only work when used
properly.
way than as described in this section, as
that could result in serious injuries in the
event of an accident.
R
Each occupant should wear their seat belt
at all times, because seat belts help reduce
the likelihood of and potential severity of
injuries in accidents, including rollovers.
The integrated restraint system includes
SRS (driver front air bag, driver's side knee
bag, front-passenger front air bag, side
impact air bags, pelvis air bags, window
curtain air bags for the side windows),
Emergency Tensioning Devices, seat belt
force limiters, and front seat knee bolsters.
The system is designed to enhance the
protection offered to properly belted
occupants in certain frontal (front air bags,
driver's side knee bag and ETDs) and side
(side impact air bags, window curtain air
bags, and ETDs) impacts which exceed
preset deployment thresholds and in
certain rollovers (window curtain air bags
and ETDs).
R
Never wear the shoulder belt under your
arm, across your neck or off your shoulder.
Never wear seat belts in any other
In a frontal crash, your body would move
too far forward. That would increase the
of head and neck injuries. The seat
chance
belt would also apply too much force to the
ribs or abdomen, which could severely
injure internal organs such as your liver or
spleen.
Adjust the seat belt so that the shoulder
section is located as close as possible to
the middle of the shoulder. It should not
touch the neck. Never pass the shoulder
portion of the seat belt under your arm. For
this purpose, you can adjust the height of
the seat belt outlet.
R
Position the lap belt as low as possible on
your hips and not across the abdomen. If
the lap belt is positioned across your
abdomen, it could cause serious injuries in
a crash.
R
Never wear seat belts over rigid or
breakable objects in or on your clothing,
such as eyeglasses, pens, keys etc., as
these might cause injuries.
R
Make sure the seat belt is always fitted
snugly. Take special care of this when
wearing loose clothing.
R
Never use a seat belt for more than one
person at a time. Do not fasten a seat belt
around a person and another person or
other objects at the same time.
R
Seat belts should not be worn twisted. In a
crash, you would not have the full width of
the seat belt to distribute impact forces.
The twisted seat belt against your body
could cause injuries.
R
Pregnant women should also always use a
lap-shoulder belt. The lap belt portion
should be positioned as low as possible on
the hips to avoid any possible pressure on
the abdomen.
R
Place the seat backrest in a position that is
as upright as possible.
R
Check your seat belt during travel to make
sure it is properly positioned.
R
Never place your feet on the instrument
panel, dashboard, or on the seat. Always
keep both feet on the floor in front of the
seat.
R
When using a seat belt to secure infant
restraints, toddler restraints, or children in
booster seats, always follow the child seat
manufacturer's instructions.
WARNING
G
Do not pass seat belts over sharp edges. They
could tear.
Do
not allow the seat belt to get caught in the
door or in the seat adjustment mechanism.
This could damage the seat belt.
Never attempt to make modifications to seat
belts. This could impair the effectiveness of
the seat belts.
Fastening seat belts
WARNING
G
According to accident statistics, children are
safer when properly restrained on the rear
seats
than on the front-passenger seat. Thus,
we strongly recommend that children be
placed in the rear seat whenever possible.
Regardless of seating position, children 12
years old and under must be seated and
properly secured in an appropriately sized
child restraint system or booster seat
recommended for the size and weight of the
child. For additional information, see the
"Children in the vehicle" section.
A child's risk of serious or fatal injuries is
significantly increased if the child restraints
are not properly secured in the vehicle and/
or the child is not properly secured in the child
restraint.
Occupant safety
Example: Sedan
X
Adjust the seat and move the backrest to
an almost vertical position (Y page 102).
X
Pull the seat belt smoothly through belt
sash guide :.
X
Without twisting it, guide the shoulder
section of the seat belt across the middle
your shoulder and the lap section across
of
your pelvis.
X
Engage belt tongue ; in buckle =.
Seat-belt adjustment: if necessary, the
driver's and front-passenger seat belts
automatically adjust to the upper body
(Y page 58).
X
If necessary, adjust the seat belt to the
appropriate height
X
If necessary, pull upwards on the shoulder
section of the seat belt to tighten the belt
across your body.
All seat belts except the driver's seat belt are
equipped with a special seat belt retractor to
securely fasten child restraint systems in the
vehicle. Further information can be found
under "Special seat belt retractor"
(Y page 63).
For more information about releasing the seat
belt with release button ?, see "Releasing
seat belts" (Y page 58).
(Y page 58).
57
Safety
Z
Occupant safety
58
Seat belt adjustment
The seat-belt adjustment function adjusts the
driver's and front-passenger seat belt to the
upper body of the occupants.
The belt strap is tightened slightly when:
R
you engage the belt tongue in the belt
buckle and you then turn the SmartKey to
Safety
position 2 in the ignition lock.
R
SmartKey is in position 2 in the ignition
the
lock and you then engage the belt tongue
in the buckle.
The seat-belt adjustment will apply a
retraction force if any slack is detected
between the occupant and the seat belt. Do
not hold on to the seat belt tightly while it is
adjusting. You can switch the seat-belt
adjustment on and off in the on-board
computer (Y page 241).
The seat-belt adjustment is an integral part of
the PRE-SAFE® convenience function. More
information about PRE-SAFE® can be found
under "PRE-SAFE® (preventative occupant
protection)" (Y page 54).
Belt height adjustment
X
To raise:
slide the belt sash guide upwards.
The belt sash guide engages in various
positions.
X
To lower: press and hold belt sash guide
release :.
X
Slide the belt sash guide downwards.
X
Release belt sash guide release : and
make sure that the belt sash guide has
engaged.
Using the rear center seat belt
If the left-hand rear seat backrest is folded
down
and back up again, the rear center seat
belt may lock. The seat belt can then not be
pulled out.
X
To release the rear center seat belt: pull
out the seat belt by the belt outlet on the
backrest approximately 1 in (25 mm) and
release it again.
The seat belt is retracted and released.
Releasing seat belts
!
Make sure that the seat belt is fully rolled
up. Otherwise, the seat belt or belt tongue
will be trapped in the door or in the seat
mechanism. This could damage the door,
the door trim panel and the seat belt.
Damaged seat belts can no longer fulfill
their protective function and must be
replaced. Visit a qualified specialist
workshop.
You can adjust the seat belt height on the
front seats. Wagon: you can also adjust the
height on the outer rear seats. Adjust the
belt
belt to a height that allows the upper part of
the seat belt to be routed across the center
of your shoulder.
Example: Sedan
X
Press release button ?
X
Slide belt tongue ; back to belt sash
on belt buckle =.
guide :.
Belt warning for the driver and front
passenger
Regardless of whether the driver's and frontpassenger seat belts have already been
fastened, the 7 seat belt warning lamp
up for six seconds each time the engine
lights
is started. It then goes out if the driver and
the front passenger have fastened their seat
belts.
If the driver's seat belt is not fastened when
the engine is started, an additional warning
tone will sound. The warning tone goes out
after approximately six seconds or once the
driver's seat belt is fastened.
If after six seconds the driver or front
passenger have not fastened their seat belts
and the doors are closed, the 7 seat belt
warning lamp lights up:
R
until the driver's or front passenger's seat
belt is fastened
R
once the vehicle has exceeded a speed of
15 mph (25 km/h), in addition a warning
tone will sound with increasing intensity for
Occupant safety
up to 60 seconds or until the driver's or
front-passenger seat belt is fastened.
If the driver/front passenger unfasten their
seat belt while the vehicle is in motion, the
7 seat belt warning lamp lights up and a
warning tone sounds again.
The warning tone ceases after 60 seconds
even if the driver or front passenger has still
not fastened their seat belt. The 7 seat
belt
warning lamp stops flashing but remains
illuminated.
After the vehicle comes to a standstill, the
warning tone is reactivated and the 7 seat
belt warning lamp flashes again if the vehicle
speed again exceeds 15 mph (25 km/h).
The 7 seat belt warning lamp only goes
out if:
R
both the driver and the front passenger
have fastened their seat belts.
or
R
the vehicle is stationary and a door is open.
i
For more information on the 7 seat
belt warning lamp, see "Warning and
indicator lamps in the instrument cluster,
seat belts" (Y page 276).
Emergency Tensioning Devices, belt
force limiters
WARNING
G
Pyrotechnic Emergency Tensioning Devices
that have been deployed must be renewed.
For
your safety, when disposing of Emergency
Tensioning Devices, always observe the
safety instructions. These are available from
any authorized Mercedes-Benz Center.
The PRE-SAFE® system has electrically
operated reversible pre-tensioners that do
not require replacement after activation.
!
If the front-passenger seat is not
occupied, do not engage the seat belt
tongue in the buckle on the frontpassenger seat. Otherwise, the Emergency
59
Safety
Z
Children in the vehicle
60
Tensioning Device could be triggered in the
event of an accident.
The front seat belts and the outer seat belts
in the rear are equipped with Emergency
Tensioning Devices and belt force limiters.
The
ETDs tighten the seat belts in an accident,
pulling them close against the body.
Safety
The ETDs do not correct incorrect seat
positions or incorrectly fastened seat belts.
The ETDs do not pull vehicle occupants back
towards the backrest.
If the seat belt is also equipped with a seat
belt force limiter and this is triggered, the
force exerted by the seat belt on the vehicle
occupant is reduced.
When triggered, seat belt force limiters help
to reduce the peak force exerted by the seat
belt on the vehicle occupant.
The belt force limiters for the front seats are
synchronized with the front air bags, which
take on a part of the deceleration force. This
results in the force exerted on the occupant
being distributed over a greater area.
The ETDs can only be activated when:
R
the ignition is switched on.
R
the restraint systems are operational; see
"SRS warning lamp" (Y page 41).
R
R
the belt tongue is engaged in the buckle on
each of the lap-shoulder belts in the front.
R
the front-passenger seat is occupied and
the belt tongue is engaged in the buckle on
the front-passenger side.
The ETDs on the outside seats in the rear
compartment are triggered independently of
the lock status of the seat belts.
The ETDs are triggered depending on the type
and severity of an accident:
R
if, in the event of a head-on or rear-end
collision, the vehicle decelerates or
accelerates rapidly in a longitudinal
direction during the initial stages of the
impact
R
if, in the event of a side impact, on the side
opposite the impact the vehicle
decelerates or accelerates rapidly in a
lateral direction
R
if, in certain situations where the vehicle
overturns, the system determines that it
can provide additional protection
If the ETDs are deployed, you will hear a bang,
and a small amount of powder may also be
released. Only in rare cases will the bang
affect your hearing. The powder that is
released generally does not constitute a
health hazard. The 6 SRS warning lamp
lights up.
Children in the vehicle
Child restraint systems
Important safety notes
WARNING
G
According to accident statistics, children are
safer when properly restrained in the rear
seating positions than in the front seating
position. Thus, we strongly recommend that
children
possible. Regardless of seating position,
children 12 years old and under must be
seated and properly secured in an appropriate
infant restraint, toddler restraint, or booster
seat recommended for the size and weight of
the child.
The infant or child restraint must be properly
secured with the vehicle's seat belt, the seat
belt and top tether strap, or lower anchors and
top tether strap, fully in accordance with the
child seat manufacturer's instructions.
Occupants, especially children, should always
sit as upright as possible, wear the seat belt
properly and use an appropriately sized infant
restraint, toddler restraint, or booster seat
recommended for the size and weight of the
child.
be placed in the rear seats whenever
Children in the vehicle
61
Children can be killed or seriously injured by
an inflating air bag. Note the following
important information when circumstances
require you to place a child in the front
passenger seat:
R
Your vehicle is equipped with air bag
technology
designed to deactivate the front
passenger front air bag in your vehicle
when the system senses the weight of a
typical 12-month-old child or less along
with the weight of a standard appropriate
child restraint on the front passenger seat.
R
For children larger than the typical
12-month-old child, the front passenger
front air bag may or may not be activated.
Always make sure the 45 indicator
lamp is illuminated, indicating that the front
passenger front air bag is deactivated.
R
A child in a rear-facing child restraint on the
front passenger seat will be seriously
injured or even killed if the front passenger
front air bag inflates in a collision which
could occur under some circumstances,
even with the air bag technology installed
in your vehicle. The only means to
completely eliminate this risk is to never
place a child in a rear-facing child restraint
in the front seat. We therefore strongly
recommend that you always place a child
in a rear-facing child restraint in a backseat.
R
If you must install a rear-facing child
restraint on the front passenger seat
because circumstances require you to do
so, make sure the 45 indicator
lamp is illuminated, indicating that the front
passenger front air bag is deactivated.
Should the 45 indicator lamp not
illuminate or go out while the restraint is
installed, please check installation.
Periodically check the 45 indicator
lamp while driving to make sure the 4
5 indicator lamp is illuminated. If the
4 5 indicator lamp goes out or
remains out, do not transport a child on the
front passenger seat until the system has
been repaired.
A child in a rear-facing child restraint on the
front passenger seat will be seriously
or even killed if the front passenger
injured
front air bag inflates.
R
If you have to place a child in a forwardfacing child restraint on the front passenger
seat, move the seat as far back as possible,
use the proper child restraint
recommended for the age, size and weight
of the child, and secure child restraint with
the vehicle's seat belt according to the
child seat manufacturer's instructions.
WARNING
G
Infants and small children should never share
a
seat belt with another occupant. In the event
of an accident, they could be crushed
between the occupant and seat belt.
A child's risk of serious or fatal injuries is
significantly increased if the child restraints
are not properly secured in the vehicle and/
or the child is not properly secured in the child
restraint.
Children that are too large for a child restraint
must travel in seats using normal seat belts.
Position the shoulder belt across the chest
and shoulder, not face or neck. A booster seat
may be necessary to achieve proper seat belt
positioning for children over 41 lb (18 kg) until
they reach a height where a lap-shoulder belt
fits properly without a booster.
When the child restraint is not in use, remove
it from the vehicle or secure it with the seat
belt to prevent the child restraint from
becoming a projectile in the event of an
accident.
Safety
Z
Children in the vehicle
62
WARNING
G
When leaving the vehicle, always remove the
SmartKey from the ignition lock. Always take
the SmartKey with you and lock the vehicle.
Do not leave children unattended in the
vehicle, even if they are secured in a child
restraint system, or with access to an
unlocked vehicle. A child's unsupervised
Safety
access
to a vehicle could result in an accident
and/or serious personal injury. The children
could:
R
injure themselves on parts of the vehicle
R
be seriously or fatally injured through
excessive exposure to extreme heat or cold
R
injure themselves or cause an accident with
vehicle equipment that can be operated
even if the SmartKey is removed from the
ignition lock or removed from the vehicle,
such as seat adjustment, steering wheel
adjustment, or the memory function
If children open a door, they could injure other
persons or get out of the vehicle and injure
themselves or be injured by following traffic.
Do not expose the child restraint system to
direct sunlight. The child restraint system's
metal parts, for example, could become very
hot, and the child could be burned on these
parts.
WARNING
G
Do not carry heavy or hard objects in the
passenger
cargo compartment (wagon) unless they are
firmly secured in place.
Unsecured or improperly positioned cargo
increases a child's risk of injury in the event
of
R
strong braking maneuvers
R
sudden changes of direction
R
an accident
compartment, or trunk (sedan), or
If an infant or child is traveling in the vehicle:
R
Secure the child with a child or infant seat
restraint
system appropriate to the age and
weight of the child.
R
Make sure that the infant or child is
properly secured at all times while the
vehicle is in motion.
Mercedes-Benz recommends that you always
properly secure all infants and children with
a child or infant seat restraint system for the
trip.
The use of seat belts and infant and child
restraint systems is required by law in:
R
all 50 states
R
U.S. territories
R
the District of Columbia
R
all Canadian provinces
Infants and children must always be seated in
an appropriate infant or child restraint system
recommended for the size and weight of the
child. The infant or child restraint system
must be properly secured in accordance with
the manufacturer's instructions.
All infant or child restraint systems must meet
the following standards:
R
U.S. Federal Motor Vehicle Safety
Standards 213 and 225
R
Canadian Motor Vehicle Safety Standards
213 and 210.2
An information label on the child restraint
system indicates whether it meets these
standards. This information is also provided
in the installation instructions supplied with
the child restraint system.
Always read and follow the manufacturer's
instructions when using an infant or child
restraint system or booster seat.
Observe the warning labels in the vehicle
interior or on the infant or child restraint.
Further information on secure stowage of
loads can be found under "Loading
guidelines".
Children in the vehicle
63
Special seat belt retractor
WARNING
G
If you release the seat belt when driving, the
special seat belt retractor is deactivated.
The released seat belt cannot be engaged
again while driving, because the inertia reel
pulls in the seat belt a small distance. The
child restraint system is no longer properly
secured.
injury or even fatal injury.
Always keep the seat belt of the activated
special seat belt retractor engaged when
driving.
There is an increased risk of serious
With the exception of the driver's seat belt
and the seat belts on the folding bench seat
in the cargo compartment, all seat belts in the
vehicle are equipped with a special seat belt
retractor. When activated, the special seat
belt retractor ensures that the seat belt will
not slacken once the child restraint system
has been secured.
Installing a child restraint system:
X
Always comply with the manufacturer's
installation instructions.
X
Pull the seat belt smoothly from the seat
belt retractor.
X
Engage the seat belt tongue in the belt
buckle.
Activating the special seat belt retractor:
X
Pull the seat belt out fully and let the seat
belt retractor retract it again.
While
the seat belt is retracting, you should
hear a ratcheting sound. The special seat
belt retractor is activated.
X
Push down on the child restraint system to
take up any slack.
Removing a child restraint system/
deactivating the special seat belt retractor:
X
Always comply with the manufacturer's
installation instructions.
X
Press the seat belt release button and
guide the belt tongue to the belt outlet.
The special seat belt retractor is
deactivated.
LATCH-type (ISOFIX) child seat anchors
in the rear
WARNING
G
Children that are too large for a child restraint
must travel in seats using normal seat belts.
Position shoulder belt across the chest and
shoulder, not face or neck.
A booster seat may be necessary to achieve
proper seat belt positioning for children over
41 lb (18 kg) until they reach a height where
a lap/shoulder belt fits properly without a
booster.
Install the child restraint system in
accordance with the manufacturer's
instructions.
Attach the child restraint system to both
securing rings.
An
incorrectly installed child restraint system
could come loose during an accident and
seriously or even fatally injure the child.
Child restraint systems or child seat securing
rings that are malfunctioning or damaged as
the result of a collision must be replaced.
!
When installing the child restraint system,
make sure that the seat belt for the middle
seat does not get trapped. The seat belt
could otherwise be damaged.
Safety
Z
Children in the vehicle
64
Safety
When installing the ISOFIX child restraint
system, fold protective caps ; of securing
rings : inwards.
X
Install the LATCH-type (ISOFIX) child seat
securing system. Comply with the
manufacturer's instructions when
installing.
ISOFIX is a standardized securing system for
specially
the rear seats. Securing rings for two ISOFIX
child restraint systems are installed on the
left and right of the rear seats.
Secure child restraint systems without a
LATCH-type (ISOFIX) child seat securing
system using the seat belts in the vehicle.
When installing child restraint systems, you
must observe the manufacturer's installation
instructions.
designed child restraint systems on
fulfill its function. This could cause serious or
even fatal injuries.
Tether provides an additional connection
Top
between a child restraint system, secured
with a LATCH-type (ISOFIX) child seat mount,
and the rear seat. This helps reduce the risk
of injury even further.
Sedan
Top Tether
Important safety notes
WARNING
G
Always lock the rear seat backrests in their
upright position when the rear seats are
occupied by passengers. Lock the rear seat
backrests in their upright position before
installing the Top Tether straps or when the
cargo compartment is not in use. Make sure
that
rear seat backrests are secured properly
by pushing and pulling on the seat backrests.
If the seat backrest is not locked properly, the
seat backrest could fold forward. The child
restraint system is no longer supported
properly or held in position and can no longer
Top Tether provides an additional connection
between a child restraint system, secured
a LATCH-type (ISOFIX) child seat mount,
with
and the rear seat. This helps reduce the risk
of injury even further.
The Top Tether anchorage points are located
in the rear compartment behind the head
restraints.
X
Move head restraint : upwards.
X
Fold up cover ; of Top Tether anchorage
A.
X
Route Top Tether belt = under head
restraint :
between the two head restraint
bars.
Children in the vehicle
65
X
Hook Top Tether hook ? into Top Tether
anchorage A.
X
Make sure that Top Tether belt = is not
twisted.
X
Fold down cover ; of Top Tether
anchorage A.
X
Move head restraint : back down again
slightly if necessary
(Y page 105). Make
sure that you do not interfere with the
correct routing of Top Tether belt =.
X
Install the LATCH-type (ISOFIX) child
restraint system with Top Tether. Comply
with the manufacturer's installation
instructions
when doing so. Make sure that
Top Tether belt = is tight.
Wagon
X
Move head restraint : upwards.
X
Remove combined cargo cover and net
=(Y page 296).
X
Route Top Tether belt B under head
restraint :
between the two head restraint
bars.
X
Hook Top Tether hook A into Top Tether
anchorage ? on the back of rear seat
backrest ;.
X
Make sure that Top Tether belt B is not
twisted.
X
Move head restraint : back down again
slightly if necessary
(Y page 105). Make
sure that you do not interfere with the
correct routing of Top Tether belt B.
X
Install the LATCH-type (ISOFIX) child
restraint system with Top Tether. Comply
with the manufacturer's installation
instructions
when doing so. Make sure that
Top Tether belt B is tight.
X
Install combined cargo cover and net
=(Y page 296).
Safety
Top Tether provides an additional connection
between a child restraint system, secured
with
a LATCH-type (ISOFIX) child seat mount,
and the rear seat. This helps reduce the risk
of injury even further.
The Top Tether anchorages are attached to
the rear of the rear seat backrests.
Child-proof locks
Important safety notes
WARNING
G
When leaving the vehicle, always remove the
SmartKey from the ignition lock. Always take
the SmartKey with you and lock the vehicle.
Do not leave children unattended in the
vehicle, even if they are secured in a child
restraint system, or with access to an
unlocked vehicle. A child's unsupervised
access
to a vehicle could result in an accident
and/or serious personal injury. The children
could:
R
injure themselves on parts of the vehicle
R
be seriously or fatally injured through
excessive exposure to extreme heat or cold
R
injure themselves or cause an accident with
vehicle equipment that can be operated
even if the SmartKey is removed from the
Z
Driving safety systems
66
ignition lock or removed from the vehicle,
such as seat adjustment, steering wheel
adjustment, or the memory function
children open a door, they could injure other
If
persons or get out of the vehicle and injure
themselves or be injured by following traffic.
Do not expose the child restraint system to
direct sunlight. The child restraint system's
Safety
metal parts, for example, could become very
hot, and the child could be burned on these
parts.
Child-proof locks for the rear doors
WARNING
G
Children could open a rear door from inside
the vehicle. This could result in serious
injuries or an accident. Therefore, when
children
ride in the rear always secure the rear
doors with the child-proof locks.
Override feature for the rear side
windows
WARNING
G
When children ride on the vehicle's rear seats,
activate the override switch. Otherwise, the
children could be injured, e.g. by trapping
themselves in the rear side window.
X
To activate/deactivate: press
button ;.
If indicator lamp : is lit, operation of the
rear side windows is disabled. Operation is
only possible using the switches in the
driver's door. If indicator lamp : is off,
operation is possible using the switches in
the rear compartment.
Child-proof lock for the rear door (example: Sedan)
You secure each door individually with the
child-proof locks on the rear doors. A door
secured with a child-proof lock cannot be
opened from inside the vehicle. When the
vehicle is unlocked, the door can be opened
from the outside.
X
To activate: press the child-proof lock
lever up in the direction of arrow :.
X
Make sure that the child-proof locks are
working properly.
X
To deactivate: press the child-proof lock
lever down in the direction of arrow ;.
Driving safety systems
Driving safety systems overview
In
this section, you will find information about
the following driving safety systems:
R
ABS (Anti-lock Braking System)
(Y page 67)
R
BAS (Brake Assist System) (Y page 67)
R
BAS PLUS (Brake Assist System PLUS)
(Y page 68)
R
ESP® (Electronic Stability Program)
(Y page 69)
R
EBD (electronic brake force distribution)
(Y page 72)
R
ADAPTIVE BRAKE(Y page 72)
R
PRE-SAFE® Brake (Y page 72)
Driving safety systems
67
Important safety notes
WARNING
G
HYBRID vehicles: It is imperative that you read
the HYBRID Supplemental Operating
Instructions
portfolio. You may otherwise not receive all
necessary safety information and warning for
the operation of your vehicle.
included in your vehicle literature
If you fail to adapt your driving style or
become distracted, the driving safety
systems can neither reduce the risk of
accident nor override the laws of physics.
Driving safety systems are merely aids
designed to assist driving. You are
responsible for the distance to the vehicle in
front, for vehicle speed and for braking in
good time. Always adapt your driving style to
suit the prevailing road and weather
conditions and maintain a safe distance from
the vehicle in front. Drive carefully.
i
The driving safety systems described only
work as effectively as possible when there
is adequate contact between the tires and
the road surface. Please pay special
attention to the notes on tires,
recommended minimum tire tread depths,
etc. (Y page 362).
In wintry driving conditions, always use
winter tires (M+S tires) and if necessary,
snow chains. Only in this way will the
driving safety systems described in this
section work as effectively as possible.
ABS (Anti-lock Braking System)
Important safety notes
i
Observe the "Important safety notes"
section (Y page 67).
WARNING
G
If ABS is faulty, the wheels could lock when
braking. The steerability and braking
characteristics may be severely impaired.
Additionally, further driving safety systems
are deactivated. There is an increased danger
of skidding and accidents.
Drive on carefully. Have ABS checked
immediately at a qualified specialist
workshop.
When ABS is malfunctioning, other systems,
including driving safety systems, will also
become
inoperative. Observe the information
on the ABS warning lamp (Y page 278) and
display messages which may be shown in the
instrument cluster (Y page 247).
ABS regulates brake pressure in such a way
that the wheels do not lock when you brake.
This allows you to continue steering the
vehicle when braking.
ABS works from a speed of about 5 mph
(8 km/h) upwards, regardless of road-surface
conditions. ABS works on slippery surfaces,
even if you only brake gently.
The yellow ! ABS warning lamp in the
instrument cluster lights up when the ignition
is switched on. It goes out when the engine is
running.
Braking
X
If ABS intervenes:
continue to depress the
brake pedal vigorously until the braking
situation is over.
X
To make a full brake application:
depress the brake pedal with full force.
If ABS intervenes when braking, you will feel
a pulsing in the brake pedal.
The pulsating brake pedal can be an
indication of hazardous road conditions, and
functions as a reminder to take extra care
while driving.
BAS (Brake Assist System)
i
Observe the "Important safety notes"
section (Y page 67).
Safety
Z
Driving safety systems
68
WARNING
G
If BAS is malfunctioning, the braking distance
in an emergency braking situation is
increased. There is a risk of an accident.
In an emergency braking situation, depress
the brake pedal with full force. ABS prevents
the wheels from locking.
Safety
BAS operates in emergency braking
situations. If you depress the brake pedal
quickly,
BAS automatically boosts the braking
force, thus shortening the stopping distance.
The brakes will function as usual once you
release the brake pedal. BAS is deactivated.
BAS PLUS (Brake Assist System Plus)
i
Observe the "Important safety notes"
section (Y page 67).
BAS PLUS is only available in vehicles
equipped with DISTRONIC PLUS.
BAS PLUS provides braking assistance in
hazardous situations at speeds greater than
4 mph (7 km/h) and uses radar sensor
technology to assess the traffic situation.
the help of the radar sensor system, BAS
With
PLUS can detect obstacles that are in the
path of your vehicle for an extended period of
time.
BAS PLUS can also react to stationary
obstacles, e.g. stopped or parked vehicles, at
speeds of up to approximately 40 mph
(70 km/h).
To prevent a front-end collision, BAS PLUS
calculates the brake force necessary if:
R
you approach an obstacle, and
R
BAS PLUS has detected a risk of collision
For speeds above 20 mph (30 km/h): if you
apply the brakes forcefully, BAS PLUS
automatically increases the braking force to
a level suitable for the traffic conditions.
For speeds below 20 mph (30 km/h): if you
apply the brakes, BAS PLUS is activated.
Braking is performed as late as possible.
If BAS PLUS demands particularly high
braking force, preventative passenger
protection measures (PRE-SAFE®) are
activated simultaneously.
X
Keep the brake pedal depressed until the
emergency braking situation is over.
ABS prevents the wheels from locking.
BAS PLUS is deactivated and the brakes
function as usual, if:
R
you release the brake pedal.
R
there
is no longer any danger of a rear-end
collision.
R
no obstacle is detected in front of your
vehicle.
For BAS PLUS to assist you when driving, the
radar sensor system must be:
R
switched on (Y page 241)
R
operational (Y page 262)
If the radar sensor system is malfunctioning,
BAS PLUS will not be available. The brake
system is still available with complete brake
boosting effect and BAS.
WARNING
G
BAS PLUS cannot always clearly identify
objects and complex traffic situations. BAS
PLUS cannot intervene in these cases. There
is a risk of an accident.
Always pay careful attention to the traffic
situation and be ready to brake.
In particular, the detection of obstacles can
be impaired if there is:
R
dirt on the sensors or anything else
covering the sensors
R
snow or heavy rain
R
interference by other radar sources
R
the possibility of strong radar reflections,
for example in parking garages
R
a narrow vehicle traveling in front, e.g. a
motorbike
R
a
vehicle traveling in front on a different line
relative to the center of your vehicle
WARNING
G
BAS PLUS does not react:
R
to people or animals
R
to oncoming vehicles
R
to crossing traffic
R
when cornering
As
a result, BAS PLUS may not intervene in all
critical situations. There is a risk of an
accident.
Always pay careful attention to the traffic
situation and be ready to brake.
Following damage to the front end of the
vehicle, have the configuration and operation
of the radar sensors checked at a qualified
specialist workshop. This also applies to
collisions at low speeds where there is no
visible damage to the front of the vehicle.
i
This device has been approved by the FCC
as a "Vehicular Radar System". The radar
sensor is intended for use in an automotive
radar system only. Removing, altering or
tampering with the device will void any
warranties, and is not permitted by the
FCC. Do not tamper with, alter, or use the
device in any non-approved way.
Any unauthorized modification to this
device could void the user's authority to
operate the equipment.
ESP® (Electronic Stability Program)
Important safety notes
i
Observe the "Important safety notes"
section (Y page 67).
WARNING
G
If ESP® is malfunctioning, ESP® is unable to
stabilize the vehicle. Additionally, further
driving safety systems are deactivated. This
increases
Drive on carefully. Have ESP® checked at a
qualified specialist workshop.
the risk of skidding and an accident.
Driving safety systems
!
Vehicles with 4MATIC: switch off the
ignition when the parking brake is being
tested on a brake dynamometer.
Application of the brakes by ESP® may
otherwise destroy the brake system.
Vehicles without 4MATIC: when towing your
vehicle with the rear axle raised, it is
important that you observe the notes on
ESP®(Y page 355).
ESP®
is deactivated if the å warning lamp
in the instrument cluster lights up
continuously when the engine is running.
If the ÷ warning lamp and the å
warning lamp are lit continuously, ESP® is not
available due to a malfunction.
Observe the information on warning lamps
(Y page 279) and display messages which
may be shown in the instrument cluster
(Y page 247).
If ESP® detects that the vehicle is deviating
from the direction desired by the driver, one
or more wheels are braked to stabilize the
vehicle. The engine output is also modified to
keep the vehicle on the desired course within
physical limits. ESP® assists the driver when
pulling away on wet or slippery roads. ESP
can also stabilize the vehicle during braking.
If ESP® intervenes, the ÷ ESP® warning
lamp flashes in the instrument cluster.
If ESP® intervenes:
X
Do not deactivate ESP® under any
circumstances.
X
Only depress the accelerator pedal as far
as necessary when pulling away.
X
Adapt your driving style to suit the
prevailing road and weather conditions.
i
Only use wheels with the recommended
tire sizes. Only then will ESP® function
properly.
®
69
Safety
Z
Driving safety systems
70
ETS/4ETS (Electronic Traction System)
Traction control is part of ESP®.
Traction control brakes the drive wheels
individually if they spin. This enables you to
pull
away and accelerate on slippery surfaces,
for example if the road surface is slippery on
one side. On vehicles with 4MATIC, more
Safety
drive torque is also transferred to the wheel
or wheels with traction.
Traction control remains active if you
deactivate ESP®.
If you deactivate ESP®, ESP® no longer
stabilizes the vehicle. There is an increased
risk of skidding and an accident.
Only deactivate ESP® in the situations
described in the following.
!
Avoid spinning the driven wheels for an
extended period with ESP® deactivated.
You
could otherwise damage the drivetrain.
X
To deactivate:(Y page 236).
The å ESP® OFF warning lamp in the
instrument cluster lights up.
X
To activate: (Y page 236).
The å ESP® OFF warning lamp in the
instrument cluster goes out.
ESP® is activated automatically when the
engine is started.
The ECO start/stop function switches the
engine off automatically when the vehicle
stops moving. The engine starts
automatically when the driver wants to pull
away again. ESP® remains in its previously
selected status. Example: if ESP® was
deactivated before the engine was switched
off, ESP® remains deactivated when the
engine is switched on again.
If
ESP® is deactivated and one or more wheels
start to spin, the ÷ ESP® warning lamp in
the instrument cluster flashes. In such
situations, ESP®
will not stabilize the vehicle.
It may be best to deactivate ESP® in the
following situations:
R
when using snow chains
R
in deep snow
R
on sand or gravel
If you deactivate ESP®:
R
ESP® no longer improves driving stability.
R
traction control is still activated.
R
ESP® still provides support when you
brake.
R
engine torque is not limited and the drive
wheels are able to spin. The spinning
wheels produce a cutting effect for better
traction.
Deactivating/activating ESP® (AMG
vehicles)
Activating/deactivating SPORT handling
mode
WARNING
G
When SPORT handling mode is activated,
there is a greater risk of skidding and
accidents.
Only activate SPORT handling mode in the
situations described in the following.
X
To activate: briefly press button :.
The M SPORT handling mode warning
lamp in the instrument cluster lights up.
The SPORT handling mode message
appears in the multifunction display.
Driving safety systems
71
SPORT handling mode is designed for
driving on designated roads when the
vehicle's own oversteering and
understeering characteristics are desired.
Driving in SPORT handling mode requires
an extremely qualified and experienced
driver
who is able to cope with these critical
driving conditions.
X
To deactivate: briefly press button :.
The M SPORT handling mode warning
lamp in the instrument cluster goes out.
ESP® is activated automatically when the
engine is started.
It may be best to activate SPORT handling
mode in the following situations:
R
when using snow chains
R
in deep snow
R
on sand or gravel
If SPORT handling mode is activated and one
or more wheels start to spin, the ÷ ESP
warning lamp in the instrument cluster
flashes. ESP® only stabilizes the vehicle to a
limited degree.
When SPORT handling mode is activated:
R
ESP® only improves driving stability to a
limited degree.
R
traction control is still activated.
R
ESP® still provides support when you
brake.
R
engine torque is only restricted to a limited
degree, and the drive wheels are able to
spin. The spinning wheels produce a
cutting effect for better traction.
Vehicles with ECO start/stop function: the
ECO start/stop function switches the engine
off automatically when the vehicle comes to
a stop. The engine starts automatically when
the driver wants to pull away again. ESP
®
remains in its previously selected status.
Example: if ESP® was deactivated before the
engine was switched off, ESP® remains
deactivated when the engine is switched on
again.
Deactivating/activating ESP
WARNING
G
If you deactivate ESP®, ESP® no longer
stabilizes the vehicle. There is an increased
risk of skidding and an accident.
Only deactivate ESP® in the situations
described in the following.
!
Avoid spinning the driven wheels for an
®
extended period with ESP® deactivated.
You
could otherwise damage the drivetrain.
®
X
To deactivate: press button : until the
å ESP® OFF warning lamp lights up in
the instrument cluster.
The ÷OFF message appears in the
multifunction display.
Deactivate ESP® when driving on
designated roads when the vehicle's own
oversteering and understeering
characteristics
are desired. Driving without
ESP® requires an extremely qualified and
experienced driver who is able to cope with
these critical driving conditions.
X
To activate: briefly press button :.
The å ESP® OFF warning lamp in the
instrument cluster goes out. The ÷ON
message appears in the multifunction
display.
ESP® is activated automatically when the
engine is started.
If
ESP® is deactivated and one or more wheels
start to spin, the ÷ ESP® warning lamp in
Safety
Z
Driving safety systems
72
the instrument cluster does not flash. In such
situations, ESP®
will not stabilize the vehicle.
It may be best to deactivate ESP® in the
following situations:
R
when using snow chains
R
in deep snow
R
on sand or gravel
Safety
If you deactivate ESP®:
R
ESP® no longer improves driving stability.
R
traction control is still activated.
R
PRE-SAFE® is no longer available, nor is it
activated if you brake firmly and ESP
intervenes.
R
PRE-SAFE® Brake is no longer available; it
is also not activated if you brake firmly and
ESP® intervenes.
R
ABS still provides support when you brake.
R
engine torque is no longer limited and the
drive wheels are able to spin. The spinning
wheels produce a cutting effect for better
traction.
Vehicles with ECO start/stop function: the
ECO start/stop function switches the engine
off automatically when the vehicle comes to
a stop. The engine starts automatically when
the driver wants to pull away again. ESP
remains in its previously selected status.
Example: if ESP® was deactivated before the
engine was switched off, ESP® remains
deactivated when the engine is switched on
again.
EBD (electronic brake force
distribution)
i
Observe the "Important safety notes"
section (Y page 67).
WARNING
G
If EBD has malfunctioned, the rear wheels can
still lock, e.g. under full braking. This
increases
You should therefore adapt your driving style
to the different handling characteristics. Have
the risk of skidding and an accident.
the brake system checked at a qualified
specialist workshop.
Observe information regarding indicator and
warning lamps (Y page 278) as well as
display messages
(Y page 248).
EBD monitors and controls the brake
pressure on the rear wheels to improve
driving stability while braking.
ADAPTIVE BRAKE
®
ADAPTIVE BRAKE enhances braking safety
and offers increased braking comfort. In
addition to the braking function, ADAPTIVE
BRAKE also has the HOLD function
(Y page 196) and hill start assist
(Y page 156).
PRE-SAFE® Brake
i
Observe the "Important safety notes"
section (Y page 67).
PRE-SAFE®
Brake is only available in vehicles
with DISTRONIC PLUS.
PRE-SAFE® Brake can help you to minimize
the risk of a collision with a vehicle ahead or
®
reduce the effects of such a collision. If PRESAFE® Brake detects a risk of collision, you
will be warned visually and acoustically as
well as by automatic braking. PRE-SAFE
®
Brake cannot prevent a collision without your
intervention.
Above a speed of around 4 mph (7 km/h), this
function warns you if you are very quickly
approaching a vehicle in front. An
intermittent warning tone will then sound and
the · distance warning lamp will light up
in the instrument cluster.
X
Brake immediately in order to increase the
distance from the vehicle in front.
or
X
Take evasive action provided it is safe to do
so.
Driving safety systems
73
If the driver and front passenger have their
seat
belt fastened, PRE-SAFE® Brake can also
brake the vehicle automatically at speeds
from approximately 4 mph (7 km/h) to
approximately 124 mph (200 km/h).
Due to the nature of the system, particularly
complicated driving conditions may cause
unnecessary warnings or the unnecessary
intervention of PRE-SAFE® Brake.
You can prevent the intervention of the PRESAFE® Brake at any time by:
R
depressing the accelerator pedal further
R
activating kickdown
R
releasing the brake pedal.
The braking action of PRE-SAFE® Brake is
ended automatically if:
R
you maneuver to avoid the obstacle.
R
there is no longer any danger of a rear-end
collision.
R
there is no longer an obstacle detected in
front of your vehicle.
With the help of the radar sensor system,
PRE-SAFE® Brake can detect obstacles that
are in front of your vehicle for an extended
period of time.
At speeds of up to 40 mph (70 km/h), PRESAFE® Brake can also detect stationary
obstacles, for example, stopped or parked
vehicles.
If you approach an obstacle and PRE-SAFE
Brake detects a risk of a collision, the system
will alert you both visually and acoustically. If
you do not brake or take evasive action, the
system will warn you by automatically braking
the vehicle gently. If there is an increased risk
of collision, preventive passenger protection
measures (PRE-SAFE®) are activated
(Y page 54). If, at speeds over 20 mph
(30 km/h), a risk of collision remains and you
do not brake, take evasive action or
significantly accelerate, automatic braking
may be performed up to the level of
emergency braking. Automatic emergency
braking is not performed until immediately
prior to an accident that can no longer be
avoided.
WARNING
G
PRE-SAFE® Brake will initially brake your
vehicle by a partial application of the brakes
a danger of collision is detected. There may
if
be a collision unless you also brake.
Automatic emergency braking cannot prevent
a collision. There is a risk of an accident.
Always apply the brakes yourself and try to
take evasive action.
give an unnecessary warning and then
brake the vehicle
R
not give a warning or intervene
There is a risk of an accident.
Always pay particular attention to the traffic
situation and be ready to brake, especially if
PRE-SAFE® Brake warns you. Terminate the
intervention
in a non-critical driving situation.
In particular, the detection of obstacles can
be impaired if there is:
R
dirt on the sensors or anything else
covering the sensors
®
R
snow or heavy rain
R
interference by other radar sources
R
the possibility of strong radar reflections,
for example in parking garages
R
a narrow vehicle traveling in front, e.g. a
motorbike
R
a vehicle traveling in front on a different line
relative to the center of your vehicle
WARNING
G
PRE-SAFE® Brake does not react:
R
to people or animals
R
to oncoming vehicles
Safety
Z
Theft deterrent locking system
74
R
to crossing traffic
R
when cornering
As a result, PRE-SAFE® Brake may neither
give warnings nor intervene in all critical
situations. There is a risk of an accident.
Always pay careful attention to the traffic
situation and be ready to brake.
Safety
In order to maintain the appropriate distance
to the vehicle in front and thus prevent a
collision, you must apply the brakes yourself.
X
To activate/deactivate: activate or
deactivate PRE-SAFE® Brake in the onboard computer (Y page 237).
When PRE-SAFE® Brake is activated, the
Ä symbol appears in the multifunction
display, as long as the HOLD function is
deactivated (Y
the Active Parking Assist driving system,
the Ä symbol is displayed when positionP is engaged or you are driving faster than
22 mph (35 km/h).
For PRE-SAFE® Brake to assist you when
driving, the radar sensor system must be
switched on (Y page 241) and be
operational.
Following damage to the front end of the
vehicle,
have the configuration and operation
of the radar sensors checked at a qualified
specialist workshop. This also applies to
collisions at low speeds where there is no
visible damage to the front of the vehicle.
i
USA only: This device has been approved
by the FCC as a "Vehicular Radar System".
The radar sensor is intended for use in an
automotive radar system only. Removing,
altering or tampering with the device will
void any warranties, and is not permitted
by the FCC. Do not tamper with, alter, or
use the device in any non-approved way.
Any unauthorized modification to this
device could void the user's authority to
operate the equipment.
page 196). On vehicles with
i
Canada only: This device complies with
RSS-210 of Industry Canada. Operation is
subject to the following two conditions:
1. This device may not cause interference,
and
2.
this device must accept any interference
received, including interference that may
cause undesired operation of the device.
Removal, tampering, or altering of the
device will void any warranties, and is not
permitted. Do not tamper with, alter, or use
the device in any non-approved way.
Any unauthorized modification to this
device could void the user's authority to
operate the equipment.
Theft deterrent locking system
Immobilizer
X
To activate with the SmartKey: remove
the SmartKey from the ignition lock.
X
To activate with KEYLESS-GO:
switch the
ignition off and open the driver's door.
X
To deactivate: switch on the ignition.
The immobilizer prevents your vehicle from
being started without the correct SmartKey.
When leaving the vehicle, always take the
SmartKey with you and lock the vehicle.
Anyone can start the engine if a valid
SmartKey has been left inside the vehicle.
i
The immobilizer is always deactivated
when you start the engine.
In the event that the engine cannot be
started when the starter battery is fully
charged, the immobilizer may be faulty.
Contact an authorized Mercedes-Benz
Center
or call 1-800-FOR-MERCedes (in the
USA) or 1-800-387-0100 (in Canada).
Theft deterrent locking system
75
ATA (anti-theft alarm system)
X
To arm:
lock the vehicle with the SmartKey
or KEYLESS-GO.
Indicator lamp : flashes. The alarm
system is armed after approximately
15 seconds.
X
To disarm: unlock the vehicle with the
SmartKey or KEYLESS-GO.
A visual and audible alarm is triggered if the
alarm system is armed and you open:
R
a door
R
the vehicle with the mechanical key
R
the trunk lid/tailgate
R
the hood
X
To turn the alarm off with the
SmartKey:
press the % or & button
on the SmartKey.
The alarm is switched off.
or
X
Insert the SmartKey into the ignition lock.
The alarm is switched off.
X
To stop the alarm using KEYLESS-GO:
grasp the outside door handle. The
SmartKey must be outside the vehicle.
The alarm is switched off.
or
X
Press the Start/Stop button on the
dashboard. The SmartKey must be inside
the vehicle.
The alarm is switched off.
The alarm is not switched off, even if you
close the open door that has triggered it, for
example.
i If the alarm stays on for more than
30 seconds,
the Tele Aid system initiates a
call to the Customer Assistance center
automatically. The emergency call system
initiates the call provided that:
R
you have subscribed to the mbrace/
TELEAID Service.
R
the mbrace/TELEAID Service has been
activated properly.
R
the required mobile phone, power supply
and GPS are available.
Safety
Z
76
Useful information .............................. 78
This Operator's Manual describes all
models and all standard and optional
equipment of your vehicle available at the
time of publication of the Operator's
Manual. Country-specific differences are
possible.
Please note that your vehicle may
not be equipped with all features
described. This also applies to safetyrelated systems and functions.
i
Read the information on qualified
specialist workshops: (Y page 25).
Opening/closing
SmartKey
Important safety notes
WARNING
G
When leaving the vehicle, always remove the
SmartKey from the ignition lock. Always take
the SmartKey with you and lock the vehicle.
Do not leave children unsupervised in the
vehicle, even if they are secured in a child
restraint
to an unlocked vehicle. A child's unsupervised
access to a vehicle could result in an accident
and/or serious personal injury. They could:
R
R
R
If children open a door, they could cause
severe or even fatal injury to other persons; if
they get out of the vehicle, they could injure
themselves when doing so or be seriously or
even fatally injured by any passing traffic.
Do not expose the child restraint system to
direct sunlight. The child restraint system's
metal parts, for example, could become very
system, and do not give them access
injure themselves on vehicle parts
be seriously or fatally injured by extreme
heat or cold
injure themselves or have an accident with
vehicle equipment that may still be in
operation even after the SmartKey has
been removed from the ignition, such as the
seat adjustment, steering wheel
adjustment or memory function.
hot, and a child could be burned on these
parts.
WARNUNG
G
If a key ring is too heavy or too large, the
weight
acting on the SmartKey could cause it
to turn in the ignition lock or catch on the
steering wheel. This could cause the engine
to be switched off suddenly. You could lose
control of the vehicle and cause an accident.
Do not attach any heavy or large key rings to
the SmartKey that is inserted in the ignition.
i
USA only:
This device complies with Part 15 of the
FCC Rules. Operation is subject to the
following two conditions:
1. This device may not cause interference,
and
2. this device must accept any interference
received, including interference that may
cause undesired operation.
Any unauthorized modification to this
device could void the user's authority to
operate the equipment.
The Product label with FCC ID and IC
certification number can be found in the
battery case of the SmartKey.
i
Canada only:
This device complies with RSS-210 of
Industry Canada. Operation is subject to
the following two conditions:
1. This device may not cause interference,
and
2. this device must accept any interference
received, including interference that may
cause undesired operation.
Any unauthorized modification to this
device could void the user's authority to
operate the equipment.
SmartKey
79
The Product label with FCC ID and IC
certification number can be found in the
battery case of the SmartKey.
R
Do not keep the SmartKey:
-
with electronic devices, e.g. a mobile
phone or another SmartKey
-
with
metallic objects, e.g. coins or metal
foil
-
inside metallic objects, e.g. a metal case
This can affect the SmartKey's
functionality.
Keep the SmartKey away from strong
magnetic fields. Otherwise, the remote
control function could be affected.
SmartKey functions
:
& To lock the vehicle
;
F To open/close the tailgate
=
% To unlock the vehicle
X
To unlock centrally: press the %
button.
If you do not open the vehicle within
approximately
R
the vehicle is locked again.
R
the theft deterrent locking system is
40 seconds of unlocking:
armed again.
X
To lock centrally: press the & button.
The SmartKey centrally locks/unlocks:
R
the doors
R
the trunk lid/tailgate
R
the fuel filler flap
When unlocking, the turn signals flash once.
When locking, they flash three times.
can also set an audible signal to confirm
You
that the vehicle has been locked. The audible
signal can be activated and deactivated using
the on-board computer (Y page 240).
When it is dark, the surround lighting also
comes on if it is activated in the on-board
computer (Y page 239).
KEYLESS-GO
General notes
Bear in mind that the engine can be started
by any of the vehicle occupants if there is a
KEYLESS-GO key in the vehicle.
Locking and unlocking centrally
You can start, lock or unlock the vehicle using
KEYLESS-GO.
To do this, you only need carry
the SmartKey with you. When you touch the
surface of the sensors on the vehicle's
outside door handles, KEYLESS-GO
establishes a radio connection between the
vehicle and the SmartKey. When the engine
is started and whilst you are driving,
KEYLESS-GO also checks whether a valid
SmartKey is in the vehicle by periodically
establishing radio contact.
You can combine the KEYLESS-GO functions
with those of a conventional key, e.g. using
KEYLESS-GO to unlock and pressing the
& button to lock.
When locking or unlocking with KEYLESS-GO,
the distance between the SmartKey and the
corresponding door handle must not be
greater than 3 ft (1 m).
Opening/closing
Z
SmartKey
80
X
To unlock the vehicle: touch the inner
surface of the door handle.
X
To lock the vehicle: touch sensor
surface :.
X
Convenience closing feature: touch
Opening/closing
recessed sensor surface ; for an
extended period.
X
To unlock the trunk lid/tailgate:
handle on the trunk lid/tailgate.
Further information on the convenience
closing feature (Y page 94).
pull the
The SmartKey now functions as follows:
X
To unlock the driver's door: press the
% button once.
X
To unlock centrally: press the %
button twice.
X
To lock centrally: press the & button.
The KEYLESS-GO function is changed as
follows:
X
To unlock the driver's door: touch the
inner surface of the door handle on the
driver's door.
X
To unlock centrally: touch the inner
surface of the door handle on the frontpassenger door or the rear door.
X
To lock centrally: touch the outer sensor
surface on one of the door handles.
X
To restore the factory settings: press
and
hold down the % and & buttons
simultaneously for approximately six
seconds until the battery check lamp
flashes twice (Y page 81).
Changing the settings of the locking
system
You can change the settings of the locking
system.
This means that only the driver's door
and the fuel filler flap are unlocked when the
vehicle is unlocked. This is useful if you
frequently travel on your own.
X
To change the setting: press and hold
down the % and & buttons on the
SmartKey simultaneously for
approximately
six seconds until the battery
check lamp flashes twice (Y page 81).
i If the setting of the locking system is
changed within the signal range of the
vehicle,
R
R
pressing the & or % button:
locks or
unlocks the vehicle
Mechanical key
General notes
If the vehicle can no longer be locked or
unlocked with the SmartKey, use the
mechanical key.
If you use the mechanical key to unlock and
open the driver's door or the trunk lid/
tailgate, the anti-theft alarm system will be
triggered (Y page 75).
There are several ways to turn off the alarm:
X
To turn the alarm off with the
SmartKey:
press the % or & button
on the SmartKey.
or
X
Insert the SmartKey into the ignition lock.
or
X
To deactivate the alarm with KEYLESSGO: press the Start/Stop button in the
SmartKey
81
ignition lock. The SmartKey must be in the
vehicle.
or
X
Lock or unlock the vehicle using KEYLESSGO. The SmartKey must be outside the
vehicle.
If you unlock the vehicle using the mechanical
key, the fuel filler flap will not be unlocked
automatically.
X
To unlock the fuel filler flap: insert the
SmartKey into the ignition lock.
Removing the mechanical key
:
Release catch
;
Mechanical key
X
Push release catch : in the direction of
the arrow and at the same time remove
mechanical key ; from the SmartKey.
SmartKey battery
Important safety notes
WARNING
G
Batteries contain toxic and caustic
substances. For this reason, keep batteries
out of the reach of children.
If
a battery has been swallowed, seek medical
help immediately.
and regard for the environment. Observe
government disposal guidelines. California
residents, see www.dtsc.ca.gov/
HazardousWaste/Perchlorate/
index.cfm.
Mercedes-Benz recommends that you have
batteries replaced at a qualified specialist
the
workshop.
Checking the battery
X
Press the & or % button.
The battery is working properly if battery
check lamp : lights up briefly.
The battery is discharged if battery check
lamp : does not light up briefly.
X
Change the battery (Y page 81).
i If
the SmartKey battery is checked within
the signal reception range of the vehicle,
pressing the & or % button:
R
locks or
R
unlocks the vehicle
i
You can get a battery in any qualified
specialist workshop.
Replacing the battery
You require a CR 2025 3 V cell battery.
X
Take the mechanical key out of the
SmartKey (Y page 80).
Opening/closing
WARNING
G
The SmartKey batteries contain perchlorate
material, which may require special handling
Z
SmartKey
82
:
Battery compartment cover
;
Mechanical key
X
Press mechanical key ; into the opening
in the SmartKey in the direction of the
arrow until battery compartment cover :
Opening/closing
opens. Do not hold battery compartment
cover : closed while doing so.
X
Remove battery compartment cover :.
X
Insert the front tabs of battery
compartment cover : into the housing
first and then press to close it.
X
Insert mechanical key ; into the
SmartKey (Y page 80).
X
Check the function of all SmartKey buttons
on the vehicle.
=
Battery
X
Repeatedly tap the SmartKey against your
palm until battery = falls out.
X
Insert the new battery with the positive
terminal facing upwards. Use a lint-free
cloth to do so.
X
Make sure that the surface of the battery is
free
from lint, grease and all other forms of
contamination.
Problems with the SmartKey
ProblemPossible causes/consequences and M Solutions
SmartKey
83
You cannot lock or
unlock the vehicle
using the SmartKey.
You can no longer lock
or unlock the vehicle
using KEYLESS-GO.
The SmartKey battery is discharged or nearly discharged.
X
Try again to lock/unlock the vehicle using the remote control
function of the SmartKey. Point the tip of the SmartKey at the
driver's door handle from close range and press the % or
& button.
If this does not work:
X
Check the SmartKey battery (Y page 81) and replace it if
necessary (Y page 81).
X
Lock (Y page 86) or unlock (Y page 86) the vehicle using
the mechanical key.
The SmartKey is faulty.
X
Lock (Y page 86) or unlock (Y page 86) the vehicle using
the mechanical key.
X
Have the SmartKey checked at a qualified specialist workshop.
KEYLESS-GO is in standby mode because the vehicle has not been
unlocked for a long time.
X
Pull the door handle and then turn the SmartKey to position 2
in the ignition lock.
There is interference from a powerful source of radio waves.
X
Lock/unlock the vehicle using the remote control function of
SmartKey. Point the tip of the SmartKey at the driver's door
the
handle from close range and press the % or & button.
Opening/closing
You have lost a
SmartKey.
There is a malfunction with KEYLESS-GO.
X
Lock/unlock the vehicle using the remote control function of
the SmartKey. Point the tip of the SmartKey at the driver's door
handle from close range and press the % or & button.
X
Have KEYLESS-GO checked at a qualified specialist workshop.
If this does not work:
X
Check the SmartKey battery (Y page 81) and replace it if
necessary (Y page 81).
X
Lock (Y page 86) or unlock (Y page 86) the vehicle using
the mechanical key.
X
Have the SmartKey deactivated at a qualified specialist
workshop.
X
Report the loss immediately to the vehicle insurers.
X
If necessary, have the locks changed as well.
Z
SmartKey
84
ProblemPossible causes/consequences and M Solutions
You have lost the
mechanical key.
The engine cannot be
started using the
SmartKey.
Opening/closing
Vehicles without
DIRECT SELECT lever
only:
The engine cannot be
started using the
SmartKey.
The engine cannot be
started
using KEYLESSGO. The SmartKey is in
the vehicle.
X
Report the loss immediately to the vehicle insurers.
X
If necessary, have the locks changed as well.
The on-board voltage is too low.
X
Switch off non-essential consumers, e.g. seat heating or interior
lighting, and try to start the engine again.
If this does not work:
X
Check the starter battery and charge it if necessary
(Y page 350).
or
X
Jump-start the vehicle (Y page 352).
or
X
Consult a qualified specialist workshop.
The steering lock is mechanically blocked.
X
Remove the SmartKey and reinsert it into the ignition lock. While
doing this, turn the steering wheel in both directions.
A door is open. Therefore, the SmartKey cannot be detected as
easily.
X
Close the door and try to start the vehicle again.
There is interference from a powerful source of radio waves.
X
Start your vehicle with the SmartKey in the ignition lock.
Doors
85
Doors
Important safety notes
WARNING
G
When leaving the vehicle, always remove the
SmartKey from the ignition lock. Always take
the SmartKey with you and lock the vehicle.
Do not leave children unsupervised in the
vehicle, even if they are secured in a child
restraint
to an unlocked vehicle. A child's unsupervised
access to a vehicle could result in an accident
and/or serious personal injury. They could:
R
R
R
If children open a door, they could cause
severe or even fatal injury to other persons; if
they get out of the vehicle, they could injure
themselves when doing so or be seriously or
even fatally injured by any passing traffic.
Do not expose the child restraint system to
direct sunlight. The child restraint system's
metal parts, for example, could become very
hot, and a child could be burned on these
parts.
system, and do not give them access
injure themselves on vehicle parts
be seriously or fatally injured by extreme
heat or cold
injure themselves or have an accident with
vehicle equipment that may still be in
operation even after the SmartKey has
been removed from the ignition, such as the
seat adjustment, steering wheel
adjustment or memory function.
Unlocking and opening doors from
the inside
You can open a door from inside the vehicle
even if it has been locked.
can only open the rear doors from inside
You
the vehicle if they are not secured by the
child-proof locks (Y page 66).
X
Pull door handle ;.
If
the door is locked, locking knob : pops
up. The door is unlocked and can be
opened.
Centrally locking and unlocking the
vehicle from the inside
You can centrally lock or unlock the vehicle
from the inside.
Opening/closing
WARNING
G
Do not carry heavy or hard objects in the
passenger compartment or trunk/cargo
compartment unless they are firmly secured
in place.
Unsecured or improperly positioned cargo
increases a child's risk of injury in the event
of
R
strong braking maneuvers
R
sudden changes of direction
R
an accident
X
To unlock: press button :.
X
To lock: press button ;.
If
all the doors are closed, the vehicle locks.
You cannot unlock the vehicle centrally from
inside if the vehicle has been locked with
the
the SmartKey or KEYLESS-GO.
Z
86
Doors
The central locking/unlocking button does
not lock or unlock the fuel filler flap.
You can open a front door from inside the
vehicle even if it has been locked.
If the vehicle has been locked using the
locking button for the central locking, or has
been locked automatically, and a door is
opened from the inside:
R
the vehicle will be fully unlocked if it had
previously been fully unlocked
R
only
the door which has been opened form
the inside is unlocked if only the driver's
door had been previously unlocked
Opening/closing
Automatic locking feature
X
To deactivate: press and hold button :
for
about five seconds until a tone sounds.
X
To activate: press and hold button ; for
about five seconds until a tone sounds.
Unlocking the driver's door
(mechanical key)
the vehicle can no longer be unlocked with
If
the SmartKey, use the mechanical key.
X
Take the mechanical key out of the
SmartKey (Y page 80).
X
Insert the mechanical key into the lock of
the driver's door as far as it will go.
1
To unlock
X
Turn the mechanical key counter-clockwise
to position 1.
The door is unlocked.
X
Turn the mechanical key back and remove
it.
X
Insert the mechanical key into the
SmartKey.
If you use the mechanical key to unlock and
open the driver's door, the anti-theft alarm
system will be triggered
(Y page 75).
i
If you press one of the two buttons and
not hear a tone, the relevant setting has
do
already been selected.
The vehicle is locked automatically when the
ignition is switched on and the wheels are
turning.
You could therefore lock yourself out if:
R
the vehicle is being pushed.
R
the vehicle is being towed.
R
the vehicle is on a roller dynamometer.
You can also switch the automatic locking
function on and off using the on-board
computer (Y page 240).
Locking the vehicle (mechanical key)
If
the vehicle can no longer be locked with the
SmartKey, use the mechanical key.
X
Open the driver's door.
X
Close the front-passenger door, the rear
doors and the trunk lid/tailgate.
X
Press the locking button (Y page 85).
X
Check whether the locking knobs on the
front-passenger door and the rear doors
are still visible. Press down the locking
knobs manually, if necessary
(Y page 85).
X
Close the driver's door.
X
Take the mechanical key out of the
SmartKey (Y page 80).
X
Insert the mechanical key into the lock of
the driver's door as far as it will go.
1
Locking
X
Turn the mechanical key clockwise as far
as it will go to position 1.
X
Turn the mechanical key back and remove
it.
X
Make sure that the doors and the trunk lid/
tailgate are locked.
X
Insert the mechanical key into the
SmartKey.
Trunk/cargo compartment
Important safety notes
WARNING
G
Ensure that the trunk/tailgate is closed when
the engine is running and the vehicle is in
motion.
Among other dangers, deadly carbon
monoxide (CO) may enter the vehicle interior
and cause unconsciousness and even death.
Trunk/cargo compartment
WARNING
G
When leaving the vehicle, always remove the
SmartKey from the ignition lock. Always take
the SmartKey with you and lock the vehicle.
Do not leave children unsupervised in the
vehicle, even if they are secured in a child
restraint
to an unlocked vehicle. A child's unsupervised
access to a vehicle could result in an accident
and/or serious personal injury. They could:
R
R
R
If children open a door, they could cause
severe or even fatal injury to other persons; if
they get out of the vehicle, they could injure
themselves when doing so or be seriously or
even fatally injured by any passing traffic.
Do not expose the child restraint system to
direct sunlight. The child restraint system's
metal parts, for example, could become very
hot, and a child could be burned on these
parts.
G
Do not carry heavy or hard objects in the
passenger compartment or trunk/cargo
compartment unless they are firmly secured
in place.
Unsecured or improperly positioned cargo
increases a child's risk of injury in the event
of
R
R
R
system, and do not give them access
injure themselves on vehicle parts
be seriously or fatally injured by extreme
heat or cold
injure themselves or have an accident with
vehicle equipment that may still be in
operation even after the SmartKey has
been removed from the ignition, such as the
seat adjustment, steering wheel
adjustment or memory function.
WARNING
strong braking maneuvers
sudden changes of direction
an accident
87
Opening/closing
!
The trunk lid/tailgate swings upwards
and to the rear when opened. Therefore,
Z
Trunk/cargo compartment
88
make sure that there is sufficient clearance
above and behind the trunk lid/tailgate.
Do
not leave the SmartKey in the trunk/cargo
compartment. You could otherwise lock
yourself out.
Sedan without trunk lid remote closing
feature: the trunk lid can be:
R
opened and closed manually from outside
R
opened automatically from outside
R
opened automatically from inside
R
locked separately
R
opened with the emergency release button
R
unlocked with the mechanical key
Sedan with trunk lid remote closing
Opening/closing
feature: the trunk lid can be:
R
opened and closed manually from outside
R
opened and closed automatically from
outside
R
opened and closed automatically from
inside
R
locked separately
R
opened with the emergency release button
R
unlocked with the mechanical key
Wagon: you can:
R
open and close the tailgate manually from
outside
R
open the tailgate manually from inside
(Wagon with a folding bench seat)
R
open and close the tailgate automatically
from outside
R
open and close the tailgate automatically
from inside
R
limit the opening angle of the tailgate
R
unlock the tailgate using the mechanical
key
Opening/closing from outside
Opening
Handle (example: Sedan)
X
Press the % button on the SmartKey.
X
Sedan: pull handle :.
X
Raise the trunk lid.
Wagon: if you pull handle : and keep it in
this position, you can open the tailgate
manually. If you release the handle, the
tailgate opens automatically.
Closing
WARNING
G
To prevent possible personal injury, always
keep hands and fingers away from the cargo
compartment opening when closing the
tailgate. Be especially careful when small
children are around.
Recess (example: Sedan)
X
Pull the trunk lid/tailgate down using
recess :.
X
Wagon: allow the tailgate to drop into the
lock.
X
If necessary, lock the vehicle with
the & button on the SmartKey
(Y page 79) or with KEYLESS-GO
(Y page 79).
i
If a KEYLESS-GO key is detected in the
trunk/cargo compartment, the trunk lid/
tailgate will not lock.
Sedan: the trunk lid then opens again.
Opening/closing automatically from
outside
Important safety notes
WARNING
G
Ensure that the trunk lid/tailgate is closed
when
the engine is running and the vehicle is
in motion. Among other dangers, deadly
carbon monoxide (CO) may enter the vehicle
interior and cause unconsciousness and even
death.
!
The trunk lid/tailgate swings upwards
and to the rear when opened. Therefore,
make sure that there is sufficient clearance
above and behind the trunk lid/tailgate.
Trunk/cargo compartment
Closing
WARNING
G
Monitor the closing procedure carefully to
make sure no one is in danger of being
injured. To prevent possible personal injury,
always
keep hands and fingers away from the
trunk opening when closing the trunk lid. Be
especially careful when small children are
around. To stop the closing procedure, do one
of the following:
R
Press button F on the SmartKey.
R
Press the remote trunk opening/closing
switch (on the driver's door).
R
Press the trunk closing switch.
R
Press the KEYLESS-GO locking/closing
switch.
R
Pull the trunk lid handle.
Even with the SmartKey removed from the
starter switch or the SmartKey with KEYLESSGO removed from the vehicle, the remote
trunk opening/closing switch can be
operated. Therefore, do not leave children
unattended in the vehicle, or with access to
an unlocked vehicle. A child's unsupervised
access to a vehicle could result in an accident
and/or serious personal injury.
89
Opening/closing
Opening
You can open the trunk lid/tailgate
automatically using the SmartKey or the
handle in the trunk lid/tailgate.
X
Press and hold the F
button on the key
until the trunk lid/tailgate opens.
or
X
If the trunk lid/tailgate is unlocked, pull the
handle
of the trunk lid/tailgate and let it go
again immediately (Y page 88).
Closing button and locking button (example:
Sedan)
:
Closing button
;
Locking button
Sedan: on vehicles with the trunk lid remote
closing feature, you can close the trunk lid
automatically. On vehicles with trunk lid
closing feature and KEYLESS-GO, you
remote
Z
Trunk/cargo compartment
90
can simultaneously close and lock the trunk
lid.
Wagon: on vehicles with KEYLESS-GO, you
can simultaneously close and lock the
tailgate.
X
To close: press closing button : in the
trunk lid/tailgate.
X
To close and lock simultaneously:
Press closing button ; in the trunk lid/
tailgate.
i
If you leave a KEYLESS-GO key in the
trunk/cargo compartment, the trunk lid/
tailgate will not lock.
Opening/closing
Opening/closing automatically from
inside
Important safety notes
WARNING
G
Keep an eye on the area at the rear end of the
vehicle when operating the trunk lid/tailgate
with
the remote operating switch on the door.
Monitor the entire closing procedure to
ensure that there is no risk of injury to anyone
near the vehicle.
Release the switch on the door to interrupt
the closing procedure.
The remote operating switch can also be used
if the SmartKey has been removed from the
starter switch or the KEYLESS-GO key has
been removed from the vehicle. Never leave
children with no adult supervision in the
vehicle or with access to an unlocked vehicle.
If unsupervised children have access to a
vehicle, it could lead to an accident and/or
serious injury.
WARNING
G
Ensure that the trunk lid/tailgate is closed
when
the engine is running and the vehicle is
in motion. Among other dangers, deadly
carbon monoxide (CO) may enter the vehicle
interior and cause unconsciousness and even
death.
Opening/closing
X
To open: pull remote operating switch for
trunk lid/tailgate : until the trunk lid/
the
tailgate opens.
X
To close (Sedan): press remote operating
switch for trunk lid : until the trunk lid is
closed.
X
To close (Wagon): turn the SmartKey to
position 1 or 2 in the ignition lock.
X
Press remote operating switch for
tailgate : until the tailgate is closed.
You can open and close the trunk lid/tailgate
from the driver's seat when the vehicle is
stationary and unlocked.
Limiting the opening angle of the
tailgate (Wagon)
Important safety notes
!
sure there is sufficient clearance to
Make
open the tailgate fully when setting the
opening angle. The tailgate could otherwise
be damaged. Ideally, set the opening angle
outside.
Arming
You can limit the opening angle of the
tailgate. This is possible in the top half of its
opening range, up to approximately
8 in
(20 cm) before the stop.
Trunk/cargo compartment
91
X
To open the tailgate: pull the handle on
the tailgate.
X
To stop the opening procedure at the
desired
position: press the closing button
(Y page 89) in the tailgate or pull the handle
on the outside of the tailgate again.
X
To store the position: press and hold the
closing
button in the tailgate until you hear
a short tone.
The opening angle limiter is activated. The
tailgate will now stop in the stored position
when opening.
Disarming
X
Press and hold the closing button
(Y page 89) in the tailgate until you hear
two short tones.
Opening the tailgate from inside the
vehicle (Wagon with a folding bench
seat)
General notes
i
Opening dimensions of the trunk lid/
tailgate (Y page 414).
Opening
X
Swing the tailgate upwards.
X
To lock the tailgate: slide locking
catch ; to the left.
Locking the trunk separately (Sedan)
can lock the trunk separately. If you then
You
unlock the vehicle centrally, the trunk
remains locked and cannot be opened.
X
Close the trunk lid.
X
Take the mechanical key out of the
SmartKey (Y page 80).
1
Basic position
2
Locking
X
Insert the mechanical key into the trunk lid
lock as far as the stop.
X
Turn the mechanical key clockwise from
position 1 to position 2.
X
Remove the mechanical key.
X
Insert the mechanical key into the
SmartKey.
Opening/closing
Inside of tailgate
X
To unlock the tailgate: slide locking
catch ; to the right.
X
To open: pull the top of handle :.
Unlocking the trunk (Sedan)
!
The trunk lid swings upwards when
opened.
Therefore, make sure that there is
sufficient clearance above the trunk lid.
If the trunk cannot be unlocked with the
SmartKey or KEYLESS-GO, use the
mechanical key.
If you use the mechanical key to unlock and
open the trunk lid, the anti-theft alarm system
will be triggered (Y page 75).
Z
Trunk/cargo compartment
92
X
Take the mechanical key out of the
SmartKey (Y page 80).
X
Insert the mechanical key into the trunk lid
lock as far as the stop.
1
Neutral position.
Opening/closing
2
To unlock
X
Turn the mechanical key counter-clockwise
from position 1 as far as it will go to
position 2.
The trunk is unlocked.
X
Turn the mechanical key back to position
1 and remove it.
X
Insert the mechanical key into the
SmartKey.
Trunk emergency release (Sedan)
You can open the trunk lid from inside the
vehicle with the emergency release button.
The trunk lid can be unlocked and opened
with the trunk lid emergency release when
the vehicle is stationary or while driving.
The trunk lid emergency release does not
open the trunk lid if the battery is
disconnected or discharged.
Trunk lid emergency release light:
R
emergency release button : flashes for
30 minutes after the trunk lid is opened
R
emergency release button : flashes for
60 minutes after the trunk lid is closed
Tailgate emergency release (Wagon)
Important safety notes
!
The tailgate swings upwards and to the
rear when opened. Therefore, make sure
that there is sufficient clearance above and
behind the tailgate.
i
Opening dimensions of the trunk lid/
tailgate (Y page 414).
If the tailgate can no longer be opened from
outside the vehicle, use the emergency
release on the inside of the tailgate.
On vehicles with a folding bench seat, you can
use the handle to open the tailgate from
inside the vehicle (Y page 88).
Opening
X
Press emergency release button :
The trunk lid unlocks and opens.
briefly.
X
Take the mechanical key out of the
SmartKey (Y page 80).
X
Insert mechanical key ; into the opening
in paneling :.
X
Turn mechanical key ; 90° clockwise.
X
Push mechanical key ;
in the direction of
the arrow and open the tailgate.
Side windows
WARNING
G
Do not keep any part of your body up against
the
window pane when opening a window. The
downward motion of the pane may pull that
part of your body down between the window
pane and the door frame and trap it there. If
there is a risk of entrapment, release the
switch and pull it to close the window.
93
Side windows
Important safety notes
WARNING
G
When opening or closing the door windows,
make sure that there is no danger of anyone
being harmed by the opening/closing
procedure.
The door windows are equipped with
automatic
feature. If in automatic mode a door window
encounters an obstruction that blocks its
path, the anti-entrapment feature will stop the
door window and open it slightly.
The door windows operate differently when
the switch is pulled. See the "Problems with
door windows" section for details.
The closing of the door windows can be
immediately halted by releasing the switch or,
if the switch was pulled past the resistance
point and released, by either pressing or
pulling the respective switch.
If a door window encounters an obstruction
that blocks its path in a circumstance where
you are closing the windows by pressing and
holding the & button on the SmartKey or
by pressing and holding the lock button
(vehicles with KEYLESS-GO) on an outside
door handle, the anti-entrapment feature will
not operate.
Activate the override switch when children
are riding in the back seats of the vehicle. The
children may otherwise injure themselves,
e.g. by becoming trapped in the door window
opening.
operation and the anti-entrapment
Opening and closing the side
windows
switches for all side windows are located
The
on the driver's door. There is also a switch on
each door for the corresponding side window.
The switches on the driver's door take
precedence.
:
Front left
;
Front right
=
Rear right
?
Rear left
X
Turn the SmartKey to position 1
or 2 in the
ignition lock.
X
To open: press the corresponding switch.
X
To close: pull the corresponding switch.
i
If you press the switch beyond the point
of resistance, an automatic opening/
closing process is started in the
corresponding direction. You can stop
automatic operation by operating the
switch again.
i
You can continue to operate the side
windows
after you switch off the engine or
Opening/closing
Z
Side windows
94
remove the SmartKey. This function is
available for up to five minutes or until the
driver's
or front-passenger door is opened.
i
When the override feature for the side
windows is activated (Y page 66), the side
windows cannot be operated from the rear.
Convenience opening
General notes
You can ventilate the vehicle before you start
driving. To do this, the SmartKey is used to
carry out the following functions
simultaneously:
Opening/closing
R
unlock the vehicle
R
open the side windows
R
open the sliding sunroof or the panorama
roof with power tilt/sliding panel and the
roller sunblinds
R
switch on the seat ventilation for the
driver's seat
i
The convenience opening feature can
only be operated using the SmartKey. The
SmartKey must be close to the driver's
door handle.
Convenience closing
Important safety notes
WARNING
G
When closing the door windows and the
sliding sunroof or panorama roof with power
tilt/sliding panel, make sure that there is no
danger
of anyone being harmed by the closing
procedure.
If potential danger exists, proceed as follows:
R
Release the & button to stop the closing
procedure. To open, press and hold the
% button. To continue the closing
procedure after making sure that there is
no danger of anyone being harmed by the
closing procedure, press and hold the
& button.
Vehicles with KEYLESS-GO:
R
Release the sensor surface on the outside
door handle to stop the closing procedure.
R
Immediately pull on the same outside door
handle and hold firmly. The door windows
and the sliding sunroof or panorama roof
with power tilt/sliding panel will open for
as long as the door handle is held but the
door is not opened.
Convenience opening
X
Point the tip of the SmartKey at the driver's
door handle.
X
Press and hold the % button until the
side
windows and the sliding sunroof or the
panorama roof with power tilt/sliding
panel are in the desired position.
If the roller sunblinds of the panorama roof
with power tilt/sliding panel are closed, the
roller sunblinds are opened first.
X
Press and hold the %
button again until
the panorama roof with power tilt/sliding
panel is in the desired position.
X
To interrupt convenience opening:
release the % button.
When you lock the vehicle, you can
simultaneously:
R
close the side windows
R
close the sliding sunroof or the panorama
roof with power tilt/sliding panel
On vehicles with a panorama roof with power
tilt/sliding panel, you can then close the
roller sunblinds.
Using the SmartKey
The SmartKey must be close to the driver's
door handle.
X
Point the tip of the SmartKey at the driver's
door handle.
X
Press and hold the & button until the
windows and the sliding sunroof or the
side
panorama roof with power tilt/sliding
panel are fully closed.
X
Make sure that all the side windows and the
sliding sunroof or panorama roof with
power tilt/sliding panel are closed.
On vehicles with a panorama roof with power
tilt/sliding panel:
X
Press and hold the &
button again until
the roller sunblinds of the panorama roof
with power tilt/sliding panel close.
X
To interrupt convenience closing:
release the & button.
Using KEYLESS-GO
The KEYLESS-GO key must be outside the
vehicle. All the doors must be closed.
Side windows
X
To interrupt convenience closing:
recessed sensor surface : on the
release
door handle.
Resetting the side windows
If
a side window can no longer be closed fully,
you must reset it.
X
Close all the doors.
X
Turn the SmartKey to position 1
ignition lock.
X
Pull the corresponding switch on the door
control panel until the side window is
completely closed
X
Hold the switch for an additional second.
(Y page 93).
If the side window opens again slightly:
X
Immediately pull the corresponding switch
on the door control panel until the side
window is completely closed (Y page 93).
X
Hold the switch for an additional second.
X
If the corresponding side window remains
closed after the button has been released,
the side window has been reset correctly.
If this is not the case, repeat the steps
above again.
or 2 in the
95
Opening/closing
X
Touch recessed sensor surface : on the
door handle until the side windows and the
sliding sunroof or the panorama roof with
power tilt/sliding panel are fully closed.
i
Make sure you only touch recessed
sensor surface :.
X
Make sure that all the side windows and the
sliding sunroof or panorama roof with
power tilt/sliding panel are closed.
On vehicles with a panorama roof with power
tilt/sliding panel:
X
Touch recessed sensor surface : on the
door
handle again until the roller sunblinds
of the panorama roof with power tilt/
sliding panel close.
Z
Sliding sunroof
96
Problems with the side windows
WARNING
G
Closing the side windows with increased force or without the anti-entrapment feature could lead
to
serious or even fatal injury. Make sure that nobody can become trapped when closing the side
windows.
WARNING
G
Pulling and holding the switch to close the door window immediately after it had been blocked
two times will cause the door window to close without the anti-entrapment feature for as long
as you hold the switch.
ProblemPossible causes/consequences and M Solutions
A side window cannot
be closed because it is
Opening/closing
blocked
by objects, e.g.
X
Remove the objects.
X
Close the side window.
leaves in the window
guide.
A side window cannot
be closed and you
cannot see the cause.
If a side window is obstructed during closing and reopens again
slightly:
X
Immediately after the window blocks, pull the corresponding
switch again until the side window has closed.
The side window is closed with increased force.
If a side window is obstructed again during closing and reopens
again slightly:
X
Immediately after the window blocks, pull the corresponding
switch again until the side window has closed.
The
side window is closed without the anti-entrapment feature.
Sliding sunroof
Important safety notes
WARNING
G
When opening or closing the sliding sunroof,
make sure that there is no danger of anyone
being harmed by the opening/closing
procedure.
The sliding sunroof is equipped with
automatic
feature. If the movement of the sliding sunroof
is blocked during the closing procedure, the
sliding sunroof will stop and open slightly.
operation and the anti-entrapment
The sliding sunroof operates differently when
the
sliding sunroof switch is pressed and held.
See the "Problems with the sliding sunroof"
section for more details.
The opening/closing procedure of the sliding
sunroof can be immediately halted by
releasing the sliding sunroof switch or, if the
sliding sunroof switch was moved past the
resistance point and released, by moving the
sliding sunroof switch in any direction.
Sliding sunroof
97
WARNING
G
The sliding sunroof is made out of glass. In the
event of an accident, the glass may shatter.
This may result in an opening in the roof.
In a vehicle rollover, occupants not wearing
their seat belts or not wearing them properly
may be thrown out of the opening. Such an
opening
occupants wearing their seat belts properly,
as entire body parts or portions of them may
protrude from the passenger compartment.
!
also presents a potential for injury for
Only open the sliding sunroof if it is free
of snow and ice. Otherwise, malfunctions
may occur.
Do not allow anything to protrude from the
sliding sunroof. Otherwise, the seals could
be damaged.
!
The weather can change abruptly. It could
start to rain or snow. Make sure that the
sliding sunroof is closed when you leave the
vehicle. The vehicle electronics can be
damaged if water enters the vehicle
interior.
i
Resonance noises can occur in addition
to the usual airflow noises when the sliding
sunroof is open. They are caused by minor
pressure fluctuations in the vehicle interior.
Change the position of the sliding sunroof
or open a side window slightly to reduce or
eliminate these noises.
Your vehicle may be equipped with a sliding
sunroof or a panorama roof with power tilt/
sliding panel. In this section, the term "sliding
sunroof" refers to both types of sliding
sunroof.
Operating the sliding sunroof
Opening and closing
Overhead control panel
:
To raise
;
To open
=
To close/lower
X
Turn the SmartKey to position 1
or 2 in the
ignition lock.
X
Press or pull the 3 switch in the
corresponding direction.
i
If you press the 3 switch beyond the
of resistance, an automatic opening/
point
closing process is started in the
corresponding direction. You can stop
automatic operation by operating the
switch again.
The automatic opening and raising feature
is available only when the sliding sunroof is
closed.
The sun protection cover automatically opens
along with the sliding sunroof. You can open
or close the sun protection cover manually
when the sliding sunroof is raised or closed.
i
You can continue to operate the sliding
sunroof after switching off the engine or
removing the SmartKey from the ignition
lock. This function remains active for five
minutes or until you open a front door.
Opening/closing
Resetting
!
If the sliding sunroof still cannot be
opened or closed fully after resetting,
contact a qualified specialist workshop.
Z
Sliding sunroof
98
Reset the sliding sunroof if it does not move
smoothly.
X
Turn the SmartKey to position 2 in the
ignition lock.
X
Raise the sliding sunroof fully at the rear
(Y page 97).
X
Keep the 3 switch pressed for another
second.
X
Make sure that the sliding sunroof can be
fully
opened and closed again (Y page 97).
X
If this is not the case, repeat the steps
above again.
Operating the panorama roof with
Opening/closing
power tilt/sliding panel
Operating the roller sunblinds for the
panorama
roof with power tilt/sliding
panel
Important safety notes
WARNING
G
When opening or closing the roller sunblinds,
make sure that no one can be injured.
The
roller sunblinds have automatic operation
and an anti-entrapment feature. If the roller
sunblinds are blocked during the closing
procedure, the anti-entrapment feature stops
the roller sunblinds and they open again
slightly.
The opening and closing of the roller
sunblinds can be terminated immediately by
releasing the button. In automatic operation,
press the button briefly in any direction to
stop the roller sunblinds.
The roller sunblinds shield the vehicle interior
from sunlight. The two roller sunblinds can
only be opened and closed together when the
panorama roof with power tilt/sliding panel
is closed.
Overhead control panel
:
To raise
;
To open
=
To close/lower
The panorama roof with power tilt/sliding
panel can only be operated when the roller
sunblind is open.
X
To open and close: turn the SmartKey to
position 1 or 2 in the ignition lock.
X
Press or pull the 3 switch in the
corresponding direction.
i
If you press the 3 switch beyond the
of resistance, an automatic opening/
point
closing process is started in the
corresponding direction. You can stop
automatic operation by operating the
switch again.
Opening and closing
Overhead control panel
:
To open
;
To open
=
To close
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