Daimler AG: not to be reprinted, translated or
otherwise reproduced, in whole or in part, without written permission from Daimler AG.
Vehicle manufacturer
Daimler AG
Mercedesstrae 137
70327 Stuttgart
Germany
Environmental note
H
Environmental notes provide you with information on environmentally aware actions or
disposal.
Notes on material damage alert you to dan-
!
gers that could lead to damage to your vehicle.
Practical tips or further information that
i
could be helpful to you.
This symbol indicates an instruction
X
that must be followed.
Several of these symbols in succession
X
indicate an instruction with several
steps.
As at 10.09.2015
Page 3
Welcome to the world of Mercedes-Benz
We urge you to read this Operator's Manual
carefully and familiarize yourself with the vehicle before driving. For your own safety and a
longer vehicle life, follow the instructions and
warning notices in this Operator's Manual.
Ignoring them could result in damage to the
vehicle or personal injury to you or others.
Vehicle damage caused by failure to follow
instructions is not covered by the MercedesBenz Limited Warranty.
The equipment or product designation of your
vehicle may vary depending on:
R
Model
R
Order
R
Country specification
R
Availability
Mercedes-Benz therefore reserves the right to
introduce changes in the following areas:
R
Design
R
Equipment
R
Technical features
The equipment in your vehicle may therefore
differ from that shown in the descriptions and
illustrations.
The following are integral components of the
vehicle:
R
Digital Operator's Manual
R
Printed Operator's Manual
R
Maintenance Booklet
R
Equipment-dependent supplements
Keep these documents in the vehicle at all
times. If you sell the vehicle, always pass all
documents on to the new owner.
Your Operator's Manual:
Digital form inside the vehicle
The Digital Operator's Manual provides
comprehensive and specifically adapted
information on your vehicle's equipment
and multimedia system. It contains informative animations, individual language
settings and an intuitive search function.
Booklet inside the vehicle
In addition to this manual and the aforementioned digital media, you also have the
option to obtain a comprehensive printed
version of the Supplement for your multimedia system from your authorized
Mercedes-Benz Center.
Digital form via the Internet
The Operator's Manual on the Internet provides easy access to all information
regarding your vehicle and multimedia system. It also provides helpful animations,
interesting background information and a
wide array of search options.
Digital form as an App
Using the Mercedes-Benz Guides App, you
can view all the information on your vehicle
and multimedia system via mobile Internet
or download it independently of network
access. Available for smartphones or tablets.
Please note that the Mercedes-Benz Guides App
may not yet be available in your country.
Mercedes-Benz USA, LLC
Mercedes-Benz Canada, Inc.
A Daimler Company
The printed Operator's Manual provides information about the safe operation of your vehicle.
The Digital Operator's Manual provides comprehensive and specifically adapted information on
your vehicle's equipment and multimedia system. You can call up the Digital Operator's Manual via the multimedia system.
You will not incur any costs when calling up
i
the Digital Operator's Manual. The Digital
Operator's Manual works without connecting
to the Internet.
There are three ways to access the topics of the
Digital Operator's Manual:
R
Visual search
The visual search allows you to explore your
vehicle "virtually". Starting from either the
vehicle exterior view or interior view, you can
access many of the different topics covered
by the Digital Operator's Manual. To access
the vehicle interior section, select the "Vehicle interior" view.
R
Keyword search
The keyword search allows you to search for a
keyword by entering characters.
R
Contents
You can select individual sections in the contents.
The Digital Operator's Manual is deactiva-
i
ted for safety reasons while driving.
Operation
Calling up the Digital Operator's Manual
X
Press the Ø button on the center console.
The overview relating to the vehicle appears.
X
Select the "Operator's Manual" menu item by
turning 3 or pressing 7 the controller.
X
Confirm 7 the message about the warning
and safety notes.
The basic menu for the Digital Operator's
Manual appears.
Operating the Digital Operator's Manual
General notes
Please observe the information about the operation of the controller (
Y page 237).
Content pages
The content pages can be accessed by means of
a visual search, a keyword search or using the
contents.
X
To scroll forward/backward: turn 3 the
controller.
X
To display in full-screen or animation: slide
8 the controller to the left :.
To select information text or save book-
X
marks: slide 9 the controller to the
right ;.
X
To select a link: slide 6 the controller
downwards =.
X
To exit a content page: select the %
symbol ?.
To call up the basic menu of the Digital
X
Operator's Manual: select Þ symbol A.
To switch functions to the multimedia
X
system using the buttons on the center
console: press the $, %, Õ or Ø
button.
The selected menu appears. The Digital Operator's Manual remains open in the background.
Page 27
Genuine Mercedes-Benz parts
25
Protection of the environment
General notes
Environmental note
H
Daimler's declared policy is one of comprehensive environmental protection.
The objectives are for the natural resources
that form the basis of our existence on this
planet to be used sparingly and in a manner
that takes the requirements of both nature
and humanity into account.
You too can help to protect the environment
by operating your vehicle in an environmentally responsible manner.
Fuel consumption and the rate of engine,
transmission, brake and tire wear are affected
by these factors:
R
operating conditions of your vehicle
R
your personal driving style
You can influence both factors. You should
bear the following in mind:
Operating conditions:
R
avoid short trips as these increase fuel consumption.
R
always make sure that the tire pressures
are correct.
R
do not carry any unnecessary weight.
R
remove roof racks once you no longer need
them.
R
a regularly serviced vehicle will contribute
to environmental protection. You should
therefore adhere to the service intervals.
R
always have service work carried out at a
qualified specialist workshop.
Personal driving style:
R
do not depress the accelerator pedal when
starting the engine.
R
do not warm up the engine when the vehicle
is stationary.
R
drive carefully and maintain a safe distance
from the vehicle in front.
R
avoid frequent, sudden acceleration and
braking.
R
change gear in good time and use each gear
only up to Ô of its maximum engine speed.
R
switch off the engine in stationary traffic.
R
keep an eye on the vehicle's fuel consumption.
Environmental concerns and recommendations
Wherever the operating instructions require you
to dispose of materials, first try to regenerate or
re-use them. Observe the relevant environmental rules and regulations when disposing of
materials. In this way you will help to protect the
environment.
Genuine Mercedes-Benz parts
Environmental note
H
Daimler AG also supplies reconditioned major
assemblies and parts which are of the same
quality as new parts. They are covered by the
same Limited Warranty entitlements as new
parts.
Air bags and Emergency Tensioning Devi-
!
ces, as well as control units and sensors for
these restraint systems, may be installed in
the following areas of your vehicle:
R
doors
R
door pillars
R
door sills
R
seats
R
cockpit
R
instrument cluster
R
center console
Do not install accessories such as audio systems in these areas. Do not carry out repairs
or welding. You could impair the operating
efficiency of the restraint systems.
Have aftermarket accessories installed at a
qualified specialist workshop.
You could jeopardize the operating safety of
your vehicle if you use parts, tires and wheels as
well as accessories relevant to safety which
have not been approved by Mercedes-Benz. This
could lead to malfunctions in safety-relevant
Introduction
Z
Page 28
Service and vehicle operation
26
systems, e.g. the brake system. Use only genuine Mercedes-Benz parts or parts of equal quality. Only use tires, wheels and accessories that
have been specifically approved for your vehicle.
Genuine Mercedes-Benz parts are subject to
strict quality control. Every part has been specifically developed, manufactured or selected
for and adapted to Mercedes-Benz vehicles.
Therefore, only genuine Mercedes-Benz parts
Introduction
should be used.
More than 300,000 different genuine
Mercedes-Benz parts are available for
Mercedes-Benz models.
All authorized Mercedes-Benz Centers maintain
a supply of genuine Mercedes-Benz parts for
necessary service and repair work. In addition,
strategically located parts delivery centers provide quick and reliable parts service.
Always specify the vehicle identification number
(VIN) when ordering genuine Mercedes-Benz
Y page 322).
parts (
Operator's Manual
Vehicle equipment
This Operator's Manual describes allmodels
i
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. Bear in mind
that your vehicle may not feature all functions
described here. This also applies to safetyrelevant systems and functions. The equipment in your vehicle may therefore differ from
that shown in the descriptions and illustrations.
The original purchase agreement lists all systems installed in your vehicle.
Should you have any questions concerning
equipment and operation, please consult an
authorized Mercedes-Benz Center.
The Operator's Manual and Maintenance Booklet are important documents and should be kept
in the vehicle.
Service and vehicle operation
Warranty
The Limited Warranty for your vehicle applies in
accordance with the warranty terms and conditions in the Service and Warranty Information
booklet.
Your authorized Mercedes-Benz Center will
replace and repair all factory-installed parts in
accordance with the following warranty terms
and conditions:
R
New Vehicle Limited Warranty
R
Emission System Warranty
R
Emission Performance Warranty
R
California, Connecticut, Maine, Massachusetts, New York, Pennsylvania, Rhode Island
and Vermont Emission Control System Warranty
R
State warranty enforcement laws (lemon
laws)
Replacement parts and accessories are covered
by the Mercedes-Benz Parts and Accessories
warranties. These are available at any authorized Mercedes-Benz Center.
Should you lose your Service and Warranty
i
Information booklet, have an authorized
Mercedes-Benz Center arrange for a replacement. The new Service and Warranty Information booklet will be posted to you.
Information for customers in California
Under California law you may be entitled to a
replacement of your vehicle or a refund of the
purchase price or lease price, if after a reasonable number of repair attempts Mercedes-Benz
USA, LLC and/or its authorized repair or service
facilities fail to fix one or more substantial
defects or malfunctions in the vehicle that are
covered by its express 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 same substantial defect or malfunction
results in a condition that is likely to cause
Page 29
Service and vehicle operation
27
death or serious bodily injury if the vehicle is
driven, that defect or malfunction has been
subject to repair two or more times, and you
have directly notified Mercedes-Benz USA,
LLC in writing of the need for its repair.
(2) the same substantial defect or malfunction
of a less serious nature than category (1)
has been subject to repair four or more
times and you have directly notified
Mercedes-Benz in writing of the need for its
repair.
(3) the vehicle is out of service by reason of
repair of the same or different substantial
defects or malfunctions for a cumulative
total of more than 30 calendar days.
Please send your written notice to:
Mercedes-Benz USA, LLC
Customer Assistance Center
3 Mercedes Drive
Montvale, NJ 07645-0350
Maintenance
Always bring the Maintenance Booklet with you
when taking the vehicle to an authorized
Mercedes-Benz Center. Your customer service
advisor will enter every service into your Maintenance Booklet on your behalf.
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(1-800-367-6372)
(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 the vehicle document wallet.
Change of address or change of ownership
In the event of a change of address, please send
us the "Notification of Address Change" in the
Service and Warranty 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 all 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 Warranty 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 (Canada) at 1-800-387-0100.
Vehicle operation outside the USA
and Canada
When you are abroad with your vehicle, observe
the following points:
R
Service facilities or replacement parts may
not be readily available.
R
Lead-free fuel for vehicles with a catalytic
converter may not be available. Leaded fuel
can cause damage to the catalytic converter.
R
The fuel may have a considerably lower
octane number. 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
Z
Introduction
Page 30
Operating safety
28
Operating safety
Important safety notes
WARNING
G
If you do not have the prescribed service/
maintenance work or any required repairs
carried out, this can result in malfunctions or
system failures. There is a risk of an accident.
Introduction
Always have the prescribed service/maintenance work as well as any required repairs
carried out at a qualified specialist workshop.
WARNING
G
Flammable material such as leaves, grass or
twigs may ignite if they come into contact with
hot parts of the exhaust system. There is a risk
of fire.
When driving off road or on unpaved roads,
check the vehicle's underside regularly. In
particular, remove parts of plants or other
flammable materials which have become
trapped. In the case of damage, contact a
qualified specialist workshop.
WARNING
G
Modifications to electronic components, their
software as well as wiring can impair their
function and/or the function of other networked components. In particular, systems
relevant to safety could also be affected. As a
result, these may no longer function as intended and/or jeopardize the operating safety of
the vehicle. There is an increased risk of an
accident and injury.
Never tamper with the wiring as well as electronic components or their software. You
should have all work to electrical and electronic equipment carried out at a qualified
specialist workshop.
There is a risk of damage to the vehicle if:
!
R
the vehicle becomes stuck, e.g. on a high
curb or an unpaved road
R
you drive too fast over an obstacle, e.g. a
curb or a hole in the road
R
a heavy object strikes the undercarriage or
parts of the chassis
In situations like this, the body, the undercarriage, chassis parts, wheels or tires could be
damaged without the damage being visible.
Components damaged in this way can unexpectedly fail or, in the case of an accident, no
longer withstand the strain they are designed
to.
If the underbody paneling is damaged, combustible materials such as leaves, grass or
twigs can gather between the underbody and
the underbody paneling. If these materials
come in contact with hot parts of the exhaust
system, they can catch fire.
In such situations, have the vehicle checked
and repaired immediately at a qualified specialist workshop. If on continuing your journey you notice that driving safety is impaired,
pull over and stop the vehicle immediately,
paying attention to road and traffic conditions. In such cases, consult a qualified specialist workshop.
Declaration of conformity for wireless
vehicle components
USA: "The wireless devices of this vehicle com-
ply with Part 15 of the FCC Rules. Operation is
subject to the two following two conditions: 1)
These devices may not cause harmful interference, and 2) These devices must accept any
interference received, 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."
Page 31
Operating safety
29
Diagnostics connection
The diagnostics connection is only intended for
the connection of diagnostic equipment at a
qualified specialist workshop.
WARNING
G
If you connect equipment to a diagnostics
connection in the vehicle, it may affect the
operation of vehicle systems. As a result, the
operating safety of the vehicle could be affected. There is a risk of an accident.
Only connect equipment to a diagnostics connection in the vehicle, which is approved for
your vehicle by Mercedes-Benz.
WARNING
G
Objects in the driver's footwell can restrict the
pedal travel or obstruct a depressed pedal.
The operating and road safety of the vehicle is
jeopardized. There is a risk of an accident.
Make sure that all objects in the vehicle are
stowed correctly, and that they cannot enter
the driver's footwell. Install the floormats
securely and as specified in order to ensure
sufficient clearance for the pedals. Do not use
loose floormats and do not place floormats on
top of one another.
If the engine is switched off and equipment
!
on the diagnostics connection is used, the
starter battery may discharge.
Connecting equipment to the diagnostics connection can lead to emissions monitoring information being reset, for example. 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
Correct use
If you remove any warning stickers, you or others could fail to recognize certain dangers.
Leave warning stickers in position.
Observe the following information when driving
your vehicle:
R
the safety notes in this manual
R
technical data for the vehicle
R
traffic rules and regulations
R
laws and safety standards pertaining to motor
vehicles
Problems with your vehicle
If you should experience a problem with your
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
an authorized Mercedes-Benz Center or, if necessary, contact us at one of the following
addresses.
In the USA
Customer Assistance Center
Mercedes-Benz USA, LLC
3 Mercedes Drive
Montvale, NJ 07645-0350
In Canada
Customer Relations Department
Mercedes-Benz Canada, Inc.
98 Vanderhoof Avenue
Toronto, Ontario M4G 4C9
Reporting safety defects
USA only:
Z
Introduction
Page 32
Data stored in the vehicle
30
The following text is reproduced as required of
all manufacturers under 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
Introduction
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 also obtain other information about
motor 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.
QR codes for the rescue card
The QR codes are secured in the fuel filler flap
and on the opposite side on the B-pillar. In the
event of an accident, rescue services can use
the QR code to quickly find the appropriate rescue card for your vehicle. The current rescue
card contains the most important information
about your vehicle in a compact form, e.g. the
routing of the electric cables.
You can find more information under http://
portal.aftersales.i.daimler.com/public/
A wide range of electronic components in your
vehicle contain data memories.
These data memories temporarily or permanently store technical information about:
R
the vehicle's operating state
R
incidents
R
malfunctions
In general, this technical information documents the state of a component, a module, a
system or the surroundings.
These include, for example:
R
operating conditions of system components,
e.g. fluid levels
R
the vehicle's status messages and those of its
individual components, e.g. number of wheel
revolutions/speed, deceleration in movement, lateral acceleration, accelerator pedal
position
R
malfunctions anddefects in important system
components, e.g. lights, brakes
R
vehicle reactions and operating conditions in
special driving situations, e.g. air bag deployment, intervention of stability control systems
R
ambient conditions, e.g. outside temperature
This data is of an exclusively technical nature
and can be used to:
R
assist in recognizing and rectifying malfunctions and defects
R
analyze vehicle functions, e.g. after an accident
R
optimize vehicle functions
The data cannot be used to trace the vehicle's
movements.
When your vehicle is serviced, technical information can be read from the event data memory
and malfunction data memory.
Services include, for example:
R
repair services
R
service processes
R
warranties
R
quality assurance
Page 33
Data stored in the vehicle
31
The vehicle is read out by employees of the service network (including the manufacturer) using
special diagnostic testers. More detailed information is obtained from it, if required.
After a malfunction has been rectified, the information is deleted from the malfunction memory
or is continually overwritten.
When operating the vehicle, situations are conceivable in which this technical data, in connection with other information (if necessary, under
consultation with an authorized expert), could
be traced to a person.
Examples include:
R
accident reports
R
damage to the vehicle
R
witness statements
Further additional functions that have been contractually agreed upon with the customer allow
certain vehicle data to be conveyed by the vehicle as well. The additional functions include, for
example, vehicle location in case of an emergency.
COMAND/mbrace
If the vehicle is equipped with COMAND or
mbrace, additional data about the vehicle's
operation, the use of the vehicle in certain situations, and the location of the vehicle may be
compiled through COMAND or the mbrace system.
For additional information please refer to the
COMAND User Manual or the Digital Owners
Manual and/or the mbrace Terms and Conditions.
Event data recorders
This vehicle is equipped with an event data
recorder (EDR). This vehicle is equipped with an
event data recorder (EDR). The main purpose of
an EDR is to record, in certain crash or near
crash-like situations, such as an air bag deployment or hitting a road obstacle, data that will
assist in understanding how a vehicle's systems
performed. The EDR is designed to record data
related to vehicle dynamics and safety systems
for a short period of time, typically 30 seconds
or less.
The EDR in this vehicle is designed to record
such data as:
R
How various systems in your vehicle were
operating
R
Whether or not the driver and passenger
safety belts were buckled/fastened
R
How far (if at all) the driver was depressing the
accelerator and/or brake pedal and
R
How fast the vehicle was traveling.
These data can help provide a better understanding of the circumstances in which crashes
and injuries occur. NOTE: EDR data are recorded
by your vehicle only if a non-trivial crash situation occurs; no data are recorded by the EDR
under normal driving conditions and no personal
data (e.g. name, gender, age and crash location)
are recorded. However, other parties, such as
law enforcement could combine the EDR data
with the type of personally identifying data routinely acquired during a crash investigation.
Access to the vehicle and/or the EDR is needed
to read data that is recorded by an EDR, and
special equipment is required. In addition to the
vehicle manufacturer, other parties that have
the special equipment, such as law enforcement, can read the information by accessing the
vehicle or the EDR.
EDR data may be used in civil and criminal matters as a tool in accident reconstruction, accident claims and vehicle safety. Since the Crash
Data Retrieval CDR tool that is used to extract
data from the EDR is commercially available,
Mercedes-Benz USA, LLC ("MBUSA") expressly
disclaims any and all liability arising from the
extraction of this information by unauthorized
Mercedes-Benz personnel.
MBUSA will not share EDR data with others
without the consent of the
vehicle owners or, if
the vehicle is leased, without the consent of the
lessee. Exceptions to this representation
include responses to subpoenas by law enforcement; by federal, state or local government; in
connection with or arising outof litigation involving MBUSA or its subsidiaries and affiliates; or,
as required by law.
Warning: The EDR is a component of the
Restraint System Module. Tampering with,altering, modifying or removing the EDR component
may result in a malfunction of the Restraint System Module and other systems.
State laws or regulations regarding EDRs that
conflict with federal regulation are pre-empted.
This means that in the event of such conflict, the
Introduction
Z
Page 34
Information on copyright
32
federal regulation governs. As of February 2013,
13 states have enacted laws relating to EDRs.
Information on copyright
General information
Information on license for free and open-source
software used in your vehicle and its electronic
Introduction
components is available on the following website:
http://www.mercedes-benz.com/opensource
Page 35
Cockpit
Cockpit
33
At a glance
FunctionPage
:
Steering wheel paddle shifters
;
Combination switch106
=
Instrument cluster34
?
Horn
A
DIRECT SELECT lever130
B
PARKTRONIC warning display
C
Overhead control panel39
D
Climate control systems112
E
Ignition lock123
Start/Stop button123
135
163
FunctionPage
F
Adjusts the steering wheel
manually
G
Adjusts the steering wheel
electrically
Steering wheel heating99
H
Cruise control lever148
I
Parking brake142
J
Diagnostics connection29
K
Opens the hood265
L
Releases the parking brake142
M
Light switch105
98
98
Page 36
Instrument cluster
34
Instrument cluster
At a glance
FunctionPage
:
Fuel gauge (left)
Coolant temperature (right)188
Warning and indicator lamps:
÷ ESP
M SPORT handling mode
in Mercedes-AMG vehicles
· Distance warning
å ESP®OFF# Turn signal, left
? Coolant
K High-beam headlamps
L Low-beam headlamps
T Parking lamps
R This lamp has no func-
Center console, lower section (Mercedes-AMG vehicles)
At a glance
FunctionPage
F
Cup holder248
G
Engages park position P
H
Selector lever129
I
Ashtray252
Cigarette lighter252
Socket253
J
Multimedia system controller
141
237
FunctionPage
K
Stowage compartment with
Media Interface
L
ß Calls up or saves the
suspension settings
M
à Adjusts the suspension
settings
N
å ESP
O
Drive program selector134
®
244
161
161
71
Page 41
Overhead control panel
Overhead control panel
39
At a glance
FunctionPage
:
u Switches the rear interior lighting on/off
;
| Switchesthe automatic
interior lighting control
on/off
=
p Switches the righthand reading lamp on/off
?
ï Info call button
A
3 Opens/closes the sliding sunroof
B
G SOS button
C
Rear-view mirror
Automatic anti-glare102
108
108
108
257
91
255
FunctionPage
D
Buttons for the garage door
opener
E
Microphone for mbrace
(emergency call system),
telephone and Voice Control
System (see the Digital Operator's Manual)
F
F Breakdown assistance
call button
G
p Switches the left-hand
reading lamp on/off
H
c Switches the front interior lighting on/off
261
256
108
108
Page 42
Door control panel
40
Door control panel
At a glance
FunctionPage
:
r 45=
Stores seat, exterior mirror
and steering column adjustment settings
;
Adjusts the seats electrically94
=
%&Unlocks/locks
the vehicle
?
Opens the door81
A
7Zö\
Adjusts and folds the exterior
mirrors in/out electrically
103
82
101
FunctionPage
B
W Opens/closes the side
windows
C
n Activates/deactivates
the override feature for the
side windows in the rear
compartment
D
p Opens/closes the
trunk lid
87
63
85
Page 43
Occupant safety
41
Panic alarm
X
To arm: press ! button : for approx-
imately one second.
A visual and audible alarm is triggered if the
alarm system is armed.
X
To disarm: press ! button : again.
or
X
Insert the SmartKey into the ignition lock.
or, on vehicles with KEYLESS‑GO:
X
Press the Start/Stop button.
The SmartKey must be in the vehicle.
Occupant safety
Introduction to the restraint system
The restraint system can reduce the risk of vehicle occupants coming into contact with parts of
the vehicle's interior in the event of an accident.
The restraint system can also reduce the forces
to which vehicle occupants are subjected during
an accident.
The restraint system comprises:
R
seat belt system
R
air bags
R
child restraint system
R
child seat securing systems
The components of the restraint system work in
conjunction with each other. They can only
deploy theirprotective function if, at all times, all
vehicle occupants:
R
have fastened their seat belts correctly
Y page 44)
(
R
have adjusted their seat and head restraint
properly (
Y page 93).
As the driver, you also have to make sure that
the steering wheel is adjusted correctly.
Observe the information relating to the correct
driver's seat position (
Y page 93).
You also have to make sure that an air bag can
inflate properly if deployed (
Y page 46).
An air bag supplements a correctly worn seat
belt. As an additional safety device, the air bag
increases the level of protection for vehicle
occupants in the event of an accident. For example, if, in the event of an accident, the protection
offered by the seat belt is sufficient, the air bags
are not deployed. When an accident occurs, only
the air bags that increase protection in that particular accident situation are deployed. However, seat belts and air bags generally do not
protect against objects penetrating the vehicle
from the outside.
Information on restraint system operation can
be found under "Triggering of the Emergency
Tensioning Devices and air bags" (
Y page 53).
For information on children traveling with you in
the vehicle and on child restraint systems, see
"Children in the vehicle" (
Y page 58).
Important safety notes
WARNING
G
Modifications to the restraint system may
cause it to no longer work as intended. The
restraint system may then not perform its
intended protectivefunction and may fail in an
accident ortrigger unexpectedly, for example.
This poses an increased risk of injury or even
fatal injury.
Never modify parts of the restraint system.
Never tamper with the wiring, the electronic
components or their software.
If it is necessary to modify components of the
restraint 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).
Mercedes-Benz recommends that you only use
driving aids which have been approved specifically for your vehicle by Mercedes-Benz.
Safety
Z
Page 44
Occupant safety
42
Restraint system warning lamp
The functions of the restraint system are
checked after the ignition is switched on and at
regular intervals while the engine is running.
Therefore, malfunctions can be detected in
good time.
The 6 restraint system 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 vehicle is started. The components of the restraint system are in operational
Safety
readiness.
A malfunction has occurred if the 6 restraint
system warning lamp:
R
does not light up after the ignition is switched
on
R
does not go out after a few seconds with the
engine running
R
lights up again while the engine is running
WARNING
G
If the restraint system is malfunctioning,
restraint system components may be triggered unintentionally or may not deploy as
intended during an accident. This can affect
for example the Emergency Tensioning
Device or the air bag. This poses an increased
risk of injury or even fatal injury.
Have the restraint system checked and
repaired in a qualified specialist workshop as
soon as possible.
PASSENGER AIR BAG OFF indicator
lamp
PASSENGER AIR BAG OFF indicator lamp : is
part of the Occupant Classification System
(OCS).
The PASSENGER AIR BAG OFF indicator lamp
informs you about the status of the frontpassenger front air bag.
If the PASSENGER AIR BAG OFF indicator
lamp:
R
is lit: the front-passenger front air bag is
deactivated. It will then not be deployed in the
event of an accident.
R
is not lit: the front-passenger front air bag is
enabled. If, in the event of an accident, all
deployment criteria are met, the frontpassenger front air bag is deployed.
Depending on the person in the front-passenger
seat, the front-passenger front air bag must
either be deactivated or enabled; see the following points. You must make sure of this both
before and during a journey.
R
Children in a child restraint system:
whether the front-passenger front air bag is
enabled or deactivated depends on the installed child restraint system, and the age and
size of the child. Therefore, be sure to observe
the notes on the "Occupant Classification
System (OCS)" (
dren in the vehicle" (
Y page 49) and on "Chil-
Y page 58). There you
will also find instructions on rearward and
forward-facing child restraint systems on the
front-passenger seat.
R
All other persons: depending on the classification of the person in the front-passe
nger
seat, the front-passenger front air bag is enabled or deactivated (
Y page 49). Be sure to
observe the notes on "Seat
Y page 42) and "Air bags"
belts“ (
Y page 46). There you can also find infor-
(
mation on the correct seat position.
Seat belts
Introduction
Seat belts are the most effective means of
restricting the movement of vehicle occupants
in the event of an accident or the vehicle rolling
over. This reduces the risk of vehicle occupants
coming into contact with parts of the vehicle
interior or being ejected from the vehicle. Furthermore, the seat belt helps to keep the vehicle
Page 45
Occupant safety
43
occupant in the best position in relation to the
air bag.
The seat belt system comprises:
R
Seat belts
R
Emergency Tensioning Devices for the front
seat belts and the outer seat belts in the rear
R
Seat belt force limiters for the front seat belts
and the outer seat belts in the rear
If the seat belt is pulled out of the belt outlet
quickly or with a jerky movement, the belt
retractor locks. The belt strap cannot be extracted any further.
The Emergency Tensioning Device tightens the
seat belt in an accident, pulling the belt close
against the body. However it does not pull the
vehicle occupant back in the direction of the
backrest.
The Emergency Tensioning Device does not correct an incorrect seat position or the routing of
an incorrectly fastened seat belt.
When triggered, a seat belt force limiter helps to
reduce the force exerted by the seat belt on the
vehicle occupant.
The seatbelt force limiters for the front seats are
synchronized with the front air bags, which
absorb part of the deceleration force. This can
reduce the force exerted on the vehicle occupants during an accident.
If the front-passenger seat is not occupied,
!
do not engage the seat belt tongue in the
buckle on the front-passenger seat. Otherwise, in the event of an accident, the Emergency Tensioning Device and front-passenger
front air bag may be triggered and would need
to be replaced.
Important safety notes
The use of seat belts and child restraint systems
is required by law in:
R
all 50 states
R
the U.S. territories
R
the District of Columbia
R
all Canadian provinces
Even where this is not required by law, all vehicle
occupants should correctly fasten their seat
belts before starting the journey.
WARNING
G
If the seat belt is not worn correctly, it cannot
perform its intended protective function. An
incorrectly fastened seat belt can also cause
injuries, for example, in the event of an accident or when braking or changing direction
abruptly. This poses an increased risk of injury
or even fatal injury.
Always ensure that all vehicle occupants have
their seat belts fastened correctly and are sitting properly.
WARNING
G
The seat belt does not offer the intended level
of protection if you have not moved the backrest to an almost vertical position. When braking or in the event of an accident, you could
slide underneath the seat belt and sustain
abdomen or neck injuries, for example. This
poses an increased risk of injury or even fatal
injury.
Adjust the seat properly before beginning
your journey. Always ensure that the backrest
is in an almost vertical position and that the
shoulder section of your seat belt is routed
across the center of your shoulder.
WARNING
G
Persons less than 5 ft (1.50 m) tall cannot
wear the seat belt correctly without an additional and suitable restraint system. If the
seat belt is not worn correctly, it cannot perform its intended protective function. An
incorrectly fastened seat belt can also cause
injuries, for example, in the event of an accident or when braking or changing direction
abruptly. This poses an increased risk of injury
or even fatal injury.
For this reason, always secure persons under
5 ft (1.50 m) tallin suitable additional restraint
systems.
If a child younger than twelve years old and
under 5 ft (1.50 m) in height is traveling in the
vehicle:
R
always secure the child in a child restraint
system suitable for this Mercedes-Benz vehi-
Safety
Z
Page 46
Occupant safety
44
cle. The child restraint system must be appropriate to the age, weight and size of the child
R
always observe the instructions and safety
notes on "Children in the vehicle"
Y page 58) in addition to the child restraint
(
system manufacturer's installation and operating instructions
R
be sure to observe the instructions and safety
notes on the "Occupant classification system
Y page 49)
(OCS)" (
WARNING
G
Safety
The seat belts may not perform their intended
protective function if:
R
they are damaged, modified, extremely
dirty, bleached or dyed
R
the seat belt buckle is damaged or
extremely dirty
R
the Emergency Tensioning Devices, belt
anchorages or inertia reels havebeen modified.
Seat belts may be damaged in an accident,
although the damage may not be visible, e.g.
due to splinters of glass. Modified or damaged
seat belts may tear or fail, e.g. in an accident.
Modified Emergency Tensioning Devices
could accidentally trigger or fail to deploy
when necessary. This poses an increased risk
of injury or even fatal injury.
Never modify the seat belts, Emergency Tensioning Devices, belt anchorages and inertia
reels. Make sure that the seat belts are
undamaged, not worn out and clean. Following an accident, have the seat belts checked
immediately at a qualified specialist workshop.
Only use seat belts that have been approved for
your vehicle by Mercedes-Benz.
Proper use of the seat belts
Observe the safety notes on the seat belt
Y page 43).
(
All vehicle occupants must be wearing the seat
belt correctly before beginning the journey. Also
make sure that all vehicle occupants are always
wearing the seat belt correctly while the vehicle
is in motion.
When fastening the seat belt, always make sure
that:
R
the seatbelt tongue is only inserted to the belt
buckle belonging to that seat.
R
the seat belt is tight across your body.
Avoid wearing bulky clothing, e.g. a winter
coat.
R
the seat belt is not twisted.
Only then can the forces which occur be dis-
tributed over the area of the belt.
R
the shoulder section of the belt is always
routed across the center of your shoulder.
The shoulder section of the belt must not
come into contact with your neck or be routed
under your arm. Where possible, adjust the
seat belt to the appropriate height.
R
the lap belt passes tightly and as low down as
possible across your lap.
The lap belt must always be routed across
your hip joints and not across your abdomen.
This applies particularly to pregnant women.
If necessary, push the lap belt down to your
hip joint and pull it tight using the shoulder
section of the belt.
R
the seat belt is not routed across sharp, pointed or fragile objects.
ch i
If you have su
tems located on or in your
clothing, e.g. pens, keys or eyeglasses, store
these in a suitable place.
R
only one person is using a seat belt at a time.
Infants and children must never travel sitting
on the lap of a vehicle occupant. In the event
of an accident, they could be crushed
between the vehicle occupant and seat belt.
R
objects are never secured with a seat belt if
the seat belt is also being used by one of the
vehicle's occupants.
Also ensure that there are never objects
between a person and the seat, e.g. cushions.
Seat belts are only intended to secure and
restrain vehicle occupants. Always observe the
"Loading guidelines" for securing objects, luggage or loads (
Y page 242).
Fastening and adjusting the seat belts
Observe the safety notes on the seat belt
Y page 43) and the notes on correct use of seat
(
Y page 44).
belts (
Page 47
Basic illustration
X
Adjust the seat (Y page 93).
The seat backrest must be in an almost vertical position.
X
Pull theseat belt smoothly from the belt outlet
and engage belt tongue ; into belt
buckle :.
The seat belt on the driver’s seat and the
front-passenger seat may be tightened automatically, see "Belt adjustment"
Y page 45).
(
X
If necessary, pull upwards on the shoulder
section of the seat belt to tighten the belt
across your body.
The shoulder section of the seat belt must
always be routed across the center of the shoulder. Adjust the belt outlet if necessary.
X
To raise: slide the belt outlet upwards.
The belt outlet will engage in various positions.
X
To lower: hold belt outlet release = and slide
belt outlet downwards.
X
Let go of belt outlet release = in the desired
position and make sure that the belt outlet
engages.
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 58).
Releasing seat belts
Make surethat 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
Occupant safety
and must be replaced. Visit a qualified specialist workshop.
X
Press the release button in the belt buckle,
hold the belt tongue firmly and guide the belt
back.
Seat belt adjustment
The seat-belt adjustment is an integral part of
the PRE-SAFE
tion adjusts the driver's and front-passenger
seat belt to the upper body of the occupants.
The belt strap is tightened slightly when:
R
the belt tongue is engaged in the buckle and
R
the ignition is switched on
The seat-belt adjustment will apply a certain
retraction force if any slack is detected between
the vehicle 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 (
Belt warning for the driver and front
passenger
The 7 seat belt warning lamp in the instrument cluster is a reminder that all vehicle occupants must wear their seat belts. It may light up
continuously or flash. In addition, there may be
a warning tone.
Regardless of whether the driver's seat belt has
already been fastened, the 7 seat belt warning lamp lights up for six seconds each time the
engine is started. If, after six seconds, the driver
or front-passenger seat belt has not been fastened and the doors are closed, the 7 seat
belt warning lamp lights up. As soon as the driver's and front-passenger seat belts are fastened
or a front door is opened again, the 7 seat
belt warning lamp goes out.
If the driver's seat belt is not fastened after the
engine is started, an additional warning tone will
sound. The warning tone switches off after six
seconds or once the driver's seat belt is fastened.
If the vehicle's speed exceeds 15 mph
(25 km/h) once and the driver's and frontpassenger seat belts are not fastened, a warning
tone sounds. A warning tone also sounds with
increasing intensity for 60 seconds or until the
®
convenience function. This func-
Y page 200).
45
Safety
Z
Page 48
Occupant safety
46
driver or front passenger have fastened their
seat belts.
If the driver or front passenger unfasten their
seat belts during the journey, the seat belt warning is activated again.
Air bags
Introduction
The installation point of an air bag can be rec-
Safety
ognized by the AIR BAG symbol.
An air bag complements the correctly fastened
seat belt. It is no substitute for the seat belt. The
air bag provides additional protection in applicable accident situations.
Not all air bags are deployed in an accident. The
different air bag systems function independently from one another (
Y page 53).
However, no system available today can completely eliminate injuries and fatalities.
It is also not possible to rule out a risk of injury
caused by an air bag due to the high speed at
which the air bag must be deployed.
Important safety notes
WARNING
G
If you do not sit in the correct seat position,
the air bag cannot protect as intended and
could even cause additional injury when
deployed. This poses an increased risk of
injury or even fatal injury.
To avoid hazardous situations, always make
sure that all of the vehicle's occupants:
R
have fastened their seat belts correctly,
including pregnant women
R
are sitting correctly and maintain the greatest possible distance to the air bags
R
follow the following instructions
Always make sure that there are no objects
between the air bag and the vehicle's occupants.
R
Adjust the seats properly before beginning
your journey. Always make sure that the seat
is in an almost upright position. The center of
the head restraint must support the head at
about eye level.
R
Move the driver's and front-passenger seats
as far back as possible. The driver's seat position must allow the vehicle to be driven safely.
R
Only hold the steering wheel on the outside.
This allows the air bag to be fully deployed.
R
Always lean against the backrest while driving. Do not lean forwards or lean against the
door or side window. You may otherwise be in
the deployment area of the air bags.
R
Always keep your feet in the footwell in front
of the seat. Do not put your feet on the dashboard, for example. Your feet may otherwise
be in the deployment area of the air bag.
R
For this reason, always secure persons less
than 5 ft (1.50 m) tall in suitable restraint systems. Up to this height, the seat belt cannot
be worn correctly.
If a child is traveling in your vehicle, also
observe the following notes:
R
Always secure children under twelve years of
age and less than 5 ft (1.50 m) tall in suitable
child restraint systems.
R
Child restraint systems should be installed on
the rear seats.
R
Only secure a child in a rearward-facing child
restraint system on the front-passenger seat
when the front-passenger front air bag is
deactivated. If the PASSENGER AIR BAG OFF
indicator lamp is permanently lit, the frontpassenger front air bag is deactivated
Y page 42).
(
R
Always observe the instructions and safety
notes on the "Occupant Classification System
Y page 49) and on "Children in the
(OCS)" (
vehicle" (
Y page 58)in addition to the child
restraint system manufacturer's installation
and operating instructions.
Objects in the vehicle interior may prevent
an air bag from functioning correctly. Before
starting your journey and to avoid risks resulting
from the speed of the air bag as it deploys, make
sure that:
R
there are no people, animals or objects
between the vehicle occupants and an air
bag.
R
there are no objects between the seat, door
and B-pillar.
R
no hard objects, e.g. coat hangers, hang on
the grab handles or coat hooks.
Page 49
Occupant safety
47
R
no accessories, such as cup holders, are
attached to the vehicle within the deployment
area of an air bag, e.g. to doors, side windows,
rear side trim or side walls.
R
no heavy, sharp-edged or fragileobjects are in
the pockets of your clothing. Store such
objects in a suitable place.
WARNING
G
If you modify the air bag cover or affix objects
such as stickers to it, the air bag can no longer
function correctly. There is an increased risk
of injury.
Never modify an air bag cover or affix objects
to it.
WARNING
G
Sensors to control the air bags are located in
the doors. Modifications or work not performed correctly to the doors or door paneling, as well as damaged doors, can lead to the
function ofthe sensors being impaired. The air
bags might therefore not function properly
anymore. Consequently, the air bags cannot
protect vehicle occupants as they are
designed to do. There is an increased risk of
injury.
Never modify the doors or parts of the doors.
Always have work on the doors or door paneling carried out at a qualified specialist workshop.
Front air bags
When deployed, the front air bags offer additional head and thorax protection for the occupants in the front seats.
The PASSENGER AIR BAG OFF indicator lamp
informs you about the status of the frontpassenger front air bag (
Y page 42).
The front-passenger front air bag will only
deploy if:
R
the system, based on the OCS weight sensor
readings, detects that the front-passenger
seat is occupied (
R
the PASSENGER AIR BAG OFF indicator lamp
does not light up (
R
the restraint system control unit predicts a
Y page 49)
Y page 49)
high accident severity
Knee bags
Driver's knee bag : deploys under the steering
column and front-passenger knee bag ; under
the glove box. The driver's and front-passenger
knee bags are triggered together with the front
air bags.
The driver's and front-passenger knee bags
offer additional thigh, knee and lower leg protection for the occupants in the front seats.
Safety
Driver's air bag : deploys in front of the steering wheel. Front-passenger front air bag ;
deploys in front of and above the glove box.
Side impact air bags
WARNING
G
Unsuitable seat covers can obstruct or prevent deployment of the air bags integrated
into the seats. Consequently, the air bags
cannot protect vehicle occupants as they are
designed to do. In addition, the operation of
the occupant classification system (OCS)
could be adversely affected. This poses an
increased risk of injury or even fatal injury.
Z
Page 50
Occupant safety
48
You should only use seat covers that have
been approved for the respective seat by
Mercedes-Benz.
Safety
Front side impact air bags : and rear side
impact air bags ; deploy next to the outer bolster of the seat backrest.
When deployed, the side impact air bag offers
additional thorax protection. However, it does
not protect the:
R
head
R
neck
R
arms
In the event of a side impact, the side impact air
bag is deployed on the side on which the impact
occurs.
The side impact air bag on the front-passenger
side deploys under the following conditions:
R
the OCS system detects that the frontpassenger seat is occupied or
R
the belt tongue is engaged in the belt buckle
of the front-passenger seat
If the belt tongue is engaged in the belt buckle,
the side impact air bag on the front-passenger
side deploys if an appropriate accident situation
occurs. In this case, deployment is independent
of whether the front-passenger seat is occupied
or not.
could be adversely affected. This poses an
increased risk of injury or even fatal injury.
You should only use seat covers that have
been approved for the respective seat by
Mercedes-Benz.
Pelvis air bags : deploy below next to the outer
seat cushions.
When activated, the pelvis air bag enhances the
level of protection of the vehicle occupants on
the side of the vehicle on which the impact
occurs.
The pelvis air bag is deployed on the side of the
impact.
The pelvis air bag on the front-passenger side
does not deploy under the following conditions:
R
the OCS detects that the front-passenger
seat is unoccupied or
R
the belt tongue is not engaged in the belt
buckle of the front-passenger seat.
If the belt tongue is engaged in the belt buckle,
the pelvis air bag on the front-passenger side
deploys if an appropriate accident situation
occurs. In this case, deployment is independent
of whether the front-passenger seat is occupied
or not.
Pelvis air bags
WARNING
G
Unsuitable seat covers can obstruct or prevent deployment of the air bags integrated
into the seats. Consequently, the air bags
cannot protect vehicle occupants as they are
designed to do. In addition, the operation of
the occupant classification system (OCS)
Page 51
Occupant safety
49
Window curtain air bags
Window curtain air bags : are integrated into
the side of the roof frame and deployed in the
area from the A-pillar to the C-pillar.
When deployed, the window curtain air bag
enhances the level of protection for the head.
However, it does not protect the chest or arms.
In the event of a side impact, the window curtain
air bag is deployed on the side on which the
impact occurs.
If the system determines that they can offer
additional protection to that provided by the
seat belt, a window curtain air bag may be
deployed in other accident situations
Y page 53).
(
Occupant Classification System
(OCS)
Introduction
The Occupant Classification System (OCS) categorizes the person in the front-passenger seat.
Depending on that result, the front-passenger
front air bag and front-passenger knee bag are
either enabled or deactivated.
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
Requirements
To be classified correctly, the front passenger
must sit:
R
with the seat belt fastened correctly
R
in an almost upright position with their back
against the seat backrest
R
with their feet resting on the floor, if possible
If the front passenger does not observe these
conditions, OCS may produce a false classification, e.g. because the front passenger:
R
transfers their weight by supporting themselves on a vehicle armrest
R
sits in such a way that their weight is raised
from the seat cushion
If it is absolutely necessary to install a child
restraint system on the front-passenger seat, be
sure to observe the correct positioning of the
child restraint system. Never place objects
under or behind the child restraint system, e.g. a
cushion. The entire base of the child restraint
system must always rest on the seat cushion of
the front-passenger seat. The backrest of the
forward-facing child restraint system must lie as
flat as possible against the backrest of the frontpassenger seat.
The child restraint system must not touch the
roof or be subjected to a load by the head
restraint. Adjust the angle of the seat backrest
and the head restraint position accordingly.
Only then can OCS be guaranteed to function
correctly. Alwaysobserve the child restraint system manufacturer's installation and operating
instructions.
Occupant Classification System operation (OCS)
Safety
Z
Page 52
Occupant safety
50
PASSENGER AIR BAG OFF indicator lamp :
shows you whether the front-passenger front air
bag is deactivated.
X
Turn the SmartKey to position 1 or 2 in the
ignition lock or on vehicles with KEYLESS-GO,
press the Start/Stop button once or twice.
The system carries out self-diagnostics.
The PASSENGER AIR BAG OFF indicator lamp
must light up for approximately six seconds.
The PASSENGER AIR BAG OFF indicator lamp
then displays the status of the front-passenger
Safety
front air bag. If the status of the front-passenger
front air bag changes while the vehicle is in
motion, an air bag display message may appear
in the instrument cluster (
Y page 210). When
the front-passenger seat is occupied, always
pay attention to the PASSENGER AIR BAG OFF
indicator lamp. Be aware of the status of the
front-passenger front air bag both before and
during the journey.
If the PASSENGER AIR BAG OFF indicator
lamp:
R
is lit: the front-passenger front air bag is
deactivated. It will then not be deployed in the
event of an accident.
R
is not lit: the front-passenger front air bag is
enabled. If, in the event of an accident, all
deployment criteria are met, the frontpassenger front air bag is deployed.
WARNING
G
If the PASSENGER AIR BAG OFF indicator
lamp is lit, the front-passenger front air bag is
disabled. It will not be deployed in the event of
an accident and cannot perform its intended
protective function. A person in the frontpassenger seat could then, for example, come
into contact with the vehicle's interior, especially if the person is sitting too close to the
dashboard. This poses an increased risk of
injury or even fatal injury.
When the front-passenger seat is occupied,
always ensure that:
R
the classification of the person in the frontpassenger seat is correct and the frontpassenger front air bag is enabled or disa-
bled in accordance with the person in the
front-passenger seat
R
the front-passenger seat has been moved
back as far back as possible.
R
the person is seated correctly.
Make sure, both before and during the journey, that the status of the front-passenger
front air bag is correct.
WARNING
G
If you secure a child in a child restraint system
on the front-passenger seat and the
PASSENGER AIR BAG OFF indicator lamp is
off, the front-passenger front air bag can
deploy in the event of an accident. The child
could be struck by the air bag. This poses an
increased risk of injury or even fatal injury.
Make sure that the front-passenger front air
bag has been disabled. The PASSENGER AIR
BAG OFF indicator lamp must be lit.
WARNING
G
If you secure a child in a forward-facing child
restraint system on the front-passenger seat
and you position the front-passenger seat too
close to the dashboard, the child could, in the
event of an accident:
R
come into contact with the vehicle's interior if the PASSENGER AIR BAG OFF indicator lamp is lit, for example
R
be struck by the air bag if the PASSENGER
AIR BAG OFF indicator lamp is off
This poses an increased risk of injury or even
fatal injury.
Move the front-passenger seat as far back as
possible. Always make sure that the shoulder
belt strap is correctly routed from the vehicle
belt sash guide to the shoulder belt guide on
the child restraint system. The shoulder belt
strap must be routed forwards and downwards from the vehicle belt sash guide. If necessary, adjust the vehicle belt sash guide and
the front-passenger seat accordingly. Always
observe the child restraint system manufacturer's installation instructions.
Page 53
Occupant safety
51
If OCS determines that:
R
the front-passenger seat is unoccupied, the
PASSENGER AIR BAG OFF indicator lamp
lights up after the system self-test and
remains lit. This indicates that the frontpassenger front air bag is deactivated.
R
the front-passenger seat is occupied by a
child of up to twelve months old, in a standard
child restraint system, the PASSENGER AIR
BAG OFF indicator lamp lights up after the
system self-test and remains lit. This indicates that the front-passenger front air bag is
deactivated.
But even in the case of a twelve-month-old
child, in a standard child restraint system, the
PASSENGER AIR BAG OFF indicator lamp can
go out after the system self-test. This indicates that the front-passenger front air bag is
activated. The result of the classification is
dependent on, among other factors, the child
restraint system and the child's stature. It is
recommended that you install the child
restraint system on a suitable rear seat.
R
the front-passenger seat is occupied by a person of smaller stature (e.g. a teenager or
small adult), the PASSENGER AIR BAG OFF
indicator lamp lights up and remains lit after
the system self-test depending on the result
of the classification or, alternatively,goes out.
-
If the PASSENGER AIR BAG OFF indicator
lamp is off, move the front-passenger seat
as far back as possible. Alternatively, a person of smaller stature can sit on a rear seat.
-
If the PASSENGER AIR BAG OFF indicator
lamp is lit, a person of smaller stature
should not use the front-passenger seat.
R
the front-passenger seat is occupied by an
adult or a person of adult stature, the
PASSENGER AIR BAG OFF indicator lamp
goes out after the system self-test. This indicates that the front-passenger front air bag is
activated.
If children are traveling in the vehicle, be sure to
observe the notes on "Children in the vehicle"
Y page 58).
(
When the occupant classification system (OCS)
is malfunctioning, the red 6 restraint system
warning lamp in the instrument cluster and the
PASSENGER AIR BAG OFF indicator lamp light
up simultaneously. The front-passenger front air
bag is deactivated in this case and does not
n accident. Have the Occupant
during a
deploy
Classification System (OCS) checked and
repaired immediately at a qualified specialist
workshop. Mercedes-Benz recommends that
you use an authorized Mercedes-Benz Center
for this purpose.
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. Mercedes-Benz recommends that
you use an authorized Mercedes-Benz Center
for this purpose.
For safety reasons, Mercedes-Benz recommends that you only use seat accessories that
have been approved by Mercedes-Benz.
If the driver's air bag deploys, this does not
mean that the front-passenger front air bag will
also deploy. The Occupant Classification System (OCS) categorizes the occupant in the frontpassenger seat. Depending on that result, the
front-passenger front air bag is either enabled or
deactivated.
System self-test
DANGER
G
If the PASSENGER AIR BAG OFF indicator
lamp does not light up during the system selftest, then the system is malfunctioning. The
front-passenger front air bag might be triggered unintentionally or might not be triggered at all in the event of an accident with
high deceleration. This poses an increased
risk of injury or even fatal injury.
In this case the front-passenger seat may not
be used. Do not install a child restraint system
on the front-passenger seat. Have the Occupant Classification System (OCS) checked
and repaired immediately at a qualified specialist workshop.
WARNING
G
If the PASSENGER AIR BAG OFF indicator
lamp remains lit after the system self-test, the
front-passenger front air bag is disabled. It will
not be deployed in the event of an accident. In
this case, the front-passenger front air bag
cannot perform its intended protective function, e.g. when a person is seated in the frontpassenger seat.
Safety
Z
Page 54
Occupant safety
52
That person could, for example, come into
contact with the vehicle's interior, especially
if the person is sitting too close to the dashboard. This poses an increasedrisk of injury or
even fatal injury.
When the front-passenger seat is occupied,
always ensure that:
R
the classification of the person in the frontpassenger seat is correct and the frontpassenger front air bag is enabled or disa-
Safety
bled in accordance with the person in the
front-passenger seat
R
the person is seated properly with a correctly fastened seatbelt
R
the front-passenger seat has been moved
as far back as possible
If the PASSENGER AIR BAG OFF indicator
lamp remains lit when it should not, the frontpassenger seat may not be used. Do not
install a child restraint system on the frontpassenger seat. Have the Occupant Classification System (OCS) checked and repaired
immediately at a qualified specialist workshop.
WARNING
G
Objects between the seat surface and the
child restraint system could affect OCS operation. This could result in the front-passenger
air bag not functioning as intended during an
accident. This poses an increased risk of
injury or even fatal injury.
Do not place any objects between the seat
surface and the child restraint system. The
entire base of the child restraint system must
always rest on the seat cushion of the frontpassenger seat. The backrest of the forwardfacing child restraint system must, as far as
possible, be resting on the backrest of the
front-passenger seat. Always comply with the
child restraint system manufacturer's installation instructions.
After the system self-test, the PASSENGER AIR
BAG OFF indicator lamp displays the status of
the front-passenger front air bag (
For more information about the OCS, see "Problems with the Occupant Classification System"
Y page 52).
(
Y page 49).
Problems with the Occupant Classification System (OCS)
Be sure to observe the notes on "System self-test" (Y page 51).
Page 55
Occupant safety
53
Problem
The PASSENGER AIR
BAG OFF indicator lamp
lights up and remains lit,
even though the frontpassenger seat is occupied by an adult or a person of a stature corresponding to that of an
adult.
The PASSENGER AIR
BAG OFF indicator lamp
does not light up and/or
does not stay on.
The front-passenger seat
is:
R
unoccupied
R
occupied with the
weight of a child up to
twelve months old in a
child restraint system
Possible causes/consequences and M Solutions
The classification of the person on the front-passenger seat is incorrect.
X
Make sure the conditions for a correct classification of the person
on the front-passenger seat are met (
X
If the PASSENGER AIR BAG OFF indicator lamp remains lit, the front-
Y page 49).
passenger seat may not be used.
X
Have OCS checked as soon as possible at an authorized MercedesBenz Center.
OCS is malfunctioning.
X
Make sure there is nothing between the seat cushion and the child
seat.
X
Make sure that the entire base of the child restraint system rests on
the seat cushion of the front-passenger seat. The backrest of the
forward-facing child restraint system must lie as flat as possible
against the backrest of the front-passenger seat. If necessary,
adjust the position of the front-passenger seat.
X
When installing the child restraint system, make sure that the seat
belt is tight. Do not pull the seat belt tight using the front-passenger
seat adjustment. This could result in the seat belt and the child
restraint system being pulled too tightly.
X
Check for correct installation of the child restraint system.
Make sure that the head restraint does not apply a load to the child
restraint system. If necessary, adjust the head restraint accordingly.
X
Make sure that no objects are applying additional weight onto the
seat.
X
If the PASSENGER AIR BAG OFF indicator lamp remains off, do not
install a child restraint system on the front-passenger seat. It is
recommended that you install the child restraint system on a suitable rear seat.
X
Have OCS checked as soon as possible at an authorized MercedesBenz Center.
Safety
Deployment of Emergency Tensioning
Devices and air bags
Important safety notes
WARNING
G
The air bag parts are hot after an air bag has
been deployed. There is a risk of injury.
Do not touch the air bag parts. Have a
deployed air bag replaced at a qualified specialist workshop as soon as possible.
WARNING
G
A deployed air bag no longer offers any protection and cannot provide the intended protection in an accident. There is an increased
risk of injury.
Have the vehicle towed to a qualified specialist workshop in order to have a deployed air
bag replaced.
It is important for your safety and that of your
passenger to have deployed air bags replaced
and to have any malfunctioning air bags
repaired. This will help to make sure the air bags
Z
Page 56
Occupant safety
54
continue to perform their protective function for
the vehicle occupants in the event of a crash.
WARNING
G
Emergency Tensioning Devices that have
deployed pyrotechnically are no longer operational and are unable to perform their intended protective function. This poses an
increased risk of injury or even fatal injury.
Have pyrotechnically triggered Emergency
Tensioning Devices replaced immediately at a
Safety
qualified specialist workshop.
An electric motor is used by PRE-SAFE
®
ger the tightening of the seat belt in hazardous
situations. This procedure is reversible.
If Emergency Tensioning Devices are triggered
or air bags are deployed, you will hear a bang,
and a small amount of powder may also be
released. The 6 restraint system warning
lamp lights up.
Only in rare cases will the bang affect your hearing. The powder that is released generally does
not constitute a health hazard, but it may cause
short-term breathing difficulties in people with
asthma or other respiratory problems. Provided
it is safe to do so, you should leave the vehicle
immediately or open the window in order to prevent breathing difficulties.
Air bags and pyrotechnic Emergency Tensioning
Devices (ETDs) contain perchlorate material,
which may require special handling and regard
for the environment. National guidelines must
be observed during disposal. In California, see
During the first stage of a collision, the restraint
system control unit evaluates important physical data relating to vehicle deceleration or acceleration, such as:
R
duration
R
direction
R
intensity
Based on the evaluation of this data, the
restraint system control unit triggers the Emergency Tensioning Devices during a frontal or
rear collision.
to trig-
An Emergency Tensioning Device can only be
triggered, if:
R
the ignition is switched on
R
the components of the restraint system are
operational. You can find further information
under: "Restraint system warning lamp"
Y page 42)
(
R
the belt tongue is engaged in the buckle on
the respective front-passenger seat
The Emergency Tensioning Devices in the rear
compartment are triggered independently of the
lock status of the seat belts.
If the restraint system control unit detects a
more severe accident, further components of
the restraint system are activated independently of each other in certain frontal collision
situations:
R
Front air bags and driver's knee bag
R
Window curtain air bag, if the system determines that deployment can offer additional
protection to that provided by the seat belt
The front-passenger front air bag is activated or
deactivated depending on the person on the
front-passenger seat. The front-passenger front
air bag can only deploy in an accident if the
PASSENGER AIR BAG OFF indicator lamp is off.
Observe the information on the PASSENGER AIR
indica
BAG OFF
tor lamp (Y page 42).
Your vehicle has two-stage front air bags. During
the first deployment stage, the front air bag is
filled with propellant gas to reduce the risk of
injuries. The front air bag is fully deployed with
the maximum amount of propellant gas if a second deployment threshold is reached within a
few milliseconds.
The activation threshold of the Emergency Tensioning Devices and the air bag are determined
by evaluating the rate of vehicle deceleration or
acceleration which occurs at various points in
the vehicle. This process is pre-emptive in
nature. Deployment should take place in good
time at the start of the collision.
The rate of vehicle deceleration or acceleration
and the direction of the force are essentially
determined by:
R
the distribution of forces during the collision
R
the collision angle
R
the deformation characteristics of the vehicle
R
the characteristics of the object with which
the vehicle has collided
Factors which can only be seen and measured
after a collision has occurred do not play a deci-
Page 57
Occupant safety
55
sive role in the deployment of an air bag. Nor do
they provide an indication of air bag deployment.
The vehicle can be deformed considerably, without an air bag being deployed. This is the case if
only parts which are relatively easily deformed
are affected and the rate of deceleration is not
high. Conversely, air bags may be deployed even
though the vehicle suffers only minor deformation. This is the case if, for example, very rigid
vehicle parts such as longitudinal body members are hit, and sufficient deceleration occurs
as a result.
If the restraint system control unit detects a side
impact or if the vehicle rolls over, the applicable
components of the restraint system are activated independently of each other depending on
the apparent type of accident.
R
Side impact air bags and pelvis air bag on the
side the impact takes place, independently of
the Emergency Tensioning Device and the use
of the seat belt on the driver's seat and outer
seats in the second row
-
the OCS system detects that the frontpassenger seat is occupied or
-
the belt tongue is engaged in the belt
buckle of the front-passenger seat
R
Window curtain air bag on the side of impact,
independently of the use of the seat belt and
independently of whether the frontpassenger seat is occupied
R
Emergency Tensioning Devices, if the system
determines that deployment can offer additional protection in this situation
R
Window curtain air bags on the driver's and
front-passenger side in certain situations
when the vehicle rolls over, if the system
determines that deployment can offer additional protection to that provided by the seat
belt
Not all air bags are deployed in an accident.
i
The different air bag systems work independently of each other.
How the air bag system works is determined
by the severity of the accident detected,
especially the vehicle deceleration or acceleration and the apparent type of accident:
R
Frontal collision
R
Side impact
R
Rollover
NECK-PRO head restraints/NECKPRO luxury head restraints
Important safety notes
WARNING
G
The function of the head restraint may be
impaired if you:
R
attach objects such as coat hangers to the
head restraints, for example
R
use head restraint covers
If you do so, the head restraints cannot fulfill
their intended protective function in the event
of an accident. In addition, objects attached
to the head restraints could endanger other
vehicle occupants. There is an increased risk
of injury.
Do not attach any objects to the head
restraints and do not use head restraint covers.
Method of operation
NECK-PRO head restraints/NECK-PRO luxury
head restraints offer additional protection
against head and neck injuries. In the event of a
rear collision of a certain severity, the NECKPRO 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
seat and the front-passenger seat
Y page 56). Otherwise, the additional protec-
(
tion will not be available in the event of another
rear-end collision. You can see that a NECK-PRO
head restraint/NECK-PRO luxury head restraint
has been triggered if it is tilted forward and can
no longer be adjusted.
Mercedes-Benz recommends that you have the
functionality of the NECK-PRO head restraints/
NECK-PRO luxury head restraints checked at a
qualified specialist workshop after a rear-end
collision.
Safety
Z
Page 58
Occupant safety
56
Resetting a triggered NECK-PRO head
restraint/NECK-PRO luxury head
restraint
NECK-PRO head restraints
Safety
Do not insert your finger between the cushion of
the head restraint and the cover. Pay particular
attention while resetting the NECK-PRO head
restraints.
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 as far as it will go in the direction of
arrow ;.
X
With your hand flat, firmly push the NECKPRO head restraint cushion backwards in the
direction of arrow = until it engages.
X
Repeat this procedure for the second NECKPRO head restraint.
Resetting the NECK-PRO head restraints
i
requires a lot of strength. If you have difficulty
resetting the NECK-PRO head restraints, have
this work carried out at a qualified specialist
workshop.
NECK-PRO luxury head restraints
Do not insert your finger between the cushion of
the head restraint and the cover. Pay particular
attention while resetting the 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
With your hand flat, firmly push the NECKPRO luxury head restraint cushion backwards
in the direction of arrow = until it engages.
X
Repeat this procedure for the second NECKPRO luxury head restraint.
X
Put resetting tool : back into the vehicle
document wallet.
If you have difficulty resetting the NECK-
i
PRO luxury head restraints, have this work
carried out at a qualified specialist workshop.
In certain hazardous situations, PRE-SAFE
takes pre-emptive measures to protect the vehicle occupants.
®
Important safety notes
Make sure that there are no objects in the
!
footwell or behind the seats. There is a danger
that the seats and/or objects could be damaged when PRE-SAFE
Although your vehicle is equipped with PRE-
®
, the possibility of injury in the event of an
SAFE
accident cannot be ruled out. 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.
®
is activated.
Page 59
Occupant safety
57
Function
PRE-SAFE®intervenes:
R
in emergency braking situations, e.g. when
BAS is activated
R
in critical driving situations, e.g. when physical limits are exceeded and the vehicle understeers or oversteers severely
R
on vehicles with the Driving Assistance package: if BAS PLUS intervenes powerfully or the
radar sensor system detects an imminent
danger of collision in certain situations
®
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
if the vehicle skids, the side windows and the
sliding sunroof are closed.
R
vehicles with a multicontour seat or active
multicontour seat: the air pressure in the side
bolsters of the backrest is increased.
If the hazardous situation passes without resulting in an accident, PRE-SAFE
®
slackens the belt
pre-tensioning. On vehicles with multicontour
seats or active multicontour seats, the air pressure in the side bolsters is reduced again. All
settings made by PRE-SAFE
®
can then be
reversed.
If the seat belt pre-tensioning is not reduced:
X
Move the seat backrest or seat back slightly
when the ve
hicle is stationary.
The seat belt pre-tensioning is reduced and
the locking mechanism is released.
The seat-belt adjustment is an integral part of
the PRE-SAFE
®
convenience function. Information about the convenience function can be
found under "Belt adjustment" (
Y page 45).
PRE-SAFE®PLUS (anticipatory occupant protection system PLUS)
Introduction
®
uations, PRE-SAFE
PLUS takes pre-emptive
measures to protect the vehicle occupants.
Important safety notes
The intervention of PRE-SAFE®PLUS cannot
prevent an imminent collision.
The driver is not warned about the intervention
of PRE-SAFE
PRE-SAFE
®
PLUS.
®
PLUS does not intervene if the vehi-
cle is backing up.
When driving, or when parking or exiting a park-
ing space with assistance from Active Parking
Assist, PRE-SAFE
®
PLUS will not apply the
brakes.
Function
PRE-SAFE®PLUS intervenes in certain situations if the radar sensor system detects an
imminent head-on or rear-end collision.
PRE-SAFE
depending on the hazardous situation detected:
R
R
The PRE-SAFE
celed:
R
R
R
If the hazardous situation passes without resulting in an accident, the original settings are
restored.
®
PLUS takes the following measures
if the radar sensor system detects that a
head-on collision is imminent, the seat belts
are pre-tensioned.
if the radar sensor system detects that a rearend collision is imminent:
-
the brake pressure is increased if the driver
applies the brakes when the vehicle is stationary.
-
the seat belts are pre-tensioned.
®
PLUS braking application is can-
if the accelerator pedal is depressed when a
gear is engaged
if the risk of a collision passes or is no longer
detected
if DISTRONIC PLUS indicates an intention to
pull away
Safety
PRE-SAFE®PLUS is only available in vehicles
with the Driving Assistance package.
Using the radar sensor system, PRE-SAFE
®
PLUS is able to detect that a head-on or rear-end
collision is imminent. In certain hazardous sit-
Z
Page 60
Children in the vehicle
58
Automatic measures after an accident
Immediately after an accident, the following
measures are implemented, depending on the
type and severity of the impact:
R
the hazard warning lamps are activated
R
the emergency lighting is activated
R
the vehicle doors are unlocked
R
the front side windows are lowered
R
vehicles with a memory function: the electri-
Safety
cally adjustable steering wheel is raised
R
the engine is switched off and the fuel supply
is cut off
R
vehicles with mbrace: automatic emergency
call
Children in the vehicle
Important safety notes
Accident statistics show that children secured
in the rear seats are safer than children secured
in the front-passenger seat. For this reason,
Mercedes-Benz strongly advises that you install
a child restraint system on a rear seat. Children
are generally better protected there.
If a child younger than twelve years old and
under 5 ft (1.50 m) in height is traveling in the
vehicle:
R
always secure the child in a child restraint
system suitable for Mercedes-Benz vehicles.
The child restraint system must be appropriate to the age, weight and size of the child
R
be sure to observe the instructions and safety
notes in this section in addition to the child
restraint system manufacturer's installation
instructions
R
be sure to observe the instructions and safety
notes on the "Occupant classification system
Y page 49)
(OCS)" (
WARNING
G
If you leave children unsupervised in the vehicle, they could set it in motion by, for example:
R
release the parking brake.
R
shift the automatic transmission out of the
parking position P.
R
start the engine.
In addition, they may operate vehicle equipment and become trapped. There is a risk of
an accident and injury.
When leaving the vehicle, always take the
SmartKey withyou and lock the vehicle. Never
leave children unsupervised in the vehicle.
WARNING
G
If persons, particularly children are subjected
to prolonged exposure to extreme heat or
cold, there is a risk of injury, possibly even
fatal. Never leave children unattended in the
vehicle.
WARNING
G
If the child restraint system is subjected to
direct sunlight, parts may get very hot. Children may burn themselves on these parts,
particularly on the metal parts of the child
restraint system. There is a risk of injury.
If you leave the vehicle, taking the child with
you, always ensure that the child restraint
system is not exposed to direct sunlight. Protect it with a blanket, for example. If the child
restraint system has been exposed to direct
sunlight, let it cool down before securing the
child in it. Never leave children unattended in
the vehicle.
Always ensure that all vehicle occupants have
their seatbelts fastened correctly and are sitting
properly. Particular attention must be paid to
children.
Observe the safety notes on the seat belt
(
Y page 43) and the notes on correct use of seat
Y page 44).
belts (
A booster seat may be necessary to achieve
proper seat belt positioning for children over
41 lbs (18 kg) until they reach a height where a
three-point seat belt can be properly fastened
without a booster seat.
Special seat belt retractor
WARNING
G
If the seat belt is released while driving, the
child restraint system will no longer be
Page 61
Children in the vehicle
59
secured properly. The special seat belt retractor is disabled and the inertia real draws in a
portion of the seat belt. The seat belt cannot
be immediately refastened. There is an
increased risk of injury, possibly even fatal.
Stop the vehicle immediately, paying attention to road and traffic conditions. Reactivate
the special seat belt retractor and secure the
child restraint system properly.
All seat belts except the driver's seat belt 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 child restraint system
manufacturer's installation instructions.
X
Pull the seat belt smoothly from the belt outlet.
X
Engage the seat belt tonguein the belt buckle.
Activating the special seat belt retractor:
X
Pull the seat belt out fully and let the inertia
reel retract it again.
While the seat belt is retracting, you should
hear a ratcheting sound. The special seat belt
retractor is activated.
X
Push the child seat restraint system down so
that the seat belt is tight and does not loosen.
Removing a child restraint system and deactivating the special seat belt retractor:
X
Always comply with the child restraint system
manufacturer's installation instructions.
X
Press the release button of the belt buckle,
hold the belt tongue firmly and guide it back
towards the belt outlet.
The special seat belt retractor is deactivated.
Child restraint system
The use of seat belts and child restraint systems
is required by law in:
R
all 50 states
R
the U.S. territories
R
the District of Columbia
R
all Canadian provinces
You can obtain further information about the
correct child restraint system from any authorized Mercedes-Benz Center.
WARNING
G
If the child restraint system is installed incorrectly on a suitable seat, it cannot protect as
intended. The child cannot then be restrained
in the event of an accident, heavy braking or
sudden changes of direction. There is an
increased risk of injury, possibly even fatal.
Make sure that you observe the child restraint
system manufacturer's installation instructions and the notes on use. Please ensure,
that the base of the child restraint system is
always resting completely on the seat cushion. Never place objects, e.g. cushions, under
or behind the child restraint system. Only use
child restraint systems with the original cover
designed for them. Only replace damaged
covers with genuine covers.
WARNING
G
If the child restraint system is installed incorrectly or is not secured, it can come loose in
the event of an accident, heavy braking or a
sudden change in direction. The child
restraint system could be thrown about, striking vehicle occupants. There is an increased
risk of injury, possibly even fatal.
Always install child restraint systems properly, even if they are not being used. Make
sure that you observe the child restraint system manufacturer's installation instructions.
You will find further information on stowing
objects, luggage or loads under "Loading guidelines" (
Y page 242).
WARNING
G
Child restraint systems or their securing systems which have been damaged or subjected
to a load in an accident can no longer protect
as intended. The child cannot then be
restrained in the event of an accident, heavy
braking or sudden changes of direction. There
is an increased risk of injury, possibly even
fatal.
Safety
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Page 62
Children in the vehicle
60
Replace child restraint systems which have
been damaged or subjected to a load in an
accident as soon as possible. Have the securing systems on the child restraint system
checked at a qualified specialist workshop,
before you install a child restraint system
again.
The securing systems of child restraint systems
are:
R
the seat belt system
Safety
R
the LATCH-type (ISOFIX) securing rings
R
the Top Tether anchorages
If it is absolutely necessary to carry a child on
the front-passenger seat, be sure to observe the
information on the "Occupant Classification
System (OCS)" (
Y page 49). There you will also
find information on deactivating the frontpassenger front air bag.
All 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
Confirmation that the child restraint system corresponds to the standards can be found on an
instruction label on the child restraint system.
This confirmation can also be found in the installation instructions that are included with the
child restraint system.
Observe the warning labels in the vehicle inte-
ild re
rior and on the ch
straint system.
LATCH-type (ISOFIX) child seat securing system
WARNING
G
LATCH-type (ISOFIX) child restraint systems
do not offer sufficient protective effect for
children whose weight is greater than 48 lbs
(22 kg) who are secured using the safety belt
integrated in the child restraint system. In the
event of an accident, a child might not be
restrained correctly. This poses an increased
risk of injury or even fatal injury.
If the child weighs more than 48 lbs (22 kg),
only use LATCH-type (ISOFIX) child restraint
systems with which the child is also secured
with the vehicle seat belt. Also secure the
child restraint system with the Top Tether
belt, if available.
Always comply with the manufacturer's installation and operating instructions for the child
restraint system used.
Before every trip, make sure that the LATCHtype (ISOFIX) child restraint system is engaged
correctly in both LATCH-type (ISOFIX) securing
rings
When installing the LATCH-type (ISOFIX) child
restraint system, fold protective caps ; of
securing rings : inwards.
X
Install the LATCH-type (ISOFIX) child restraint
system on both LATCH-type (ISOFIX) securing
rings :.
ISOFIX is a standardized securing system for
specially designed child restraint systems on
the rear seats. LATCH-type (ISOFIX) securing
rings for two LATCH-type (ISOFIX) child restraint
systems are installed on the left and right of the
rear seats.
Non-LATCH-type (ISOFIX) child seats may also
be used and can be installed using the vehicle's
seat belt system. Install the child seat according
to the manufacturer's instructions.
Top Tether
Introduction
Top Tether provides an additional connection
between the child restraint system secured with
a LATCH-type (ISOFIX) system and the vehicle.
This helps reduce the risk of injury even further.
If the child restraint system is equipped with a
Top Tether belt, this should always be used.
Page 63
Important safety notes
WARNING
G
If the rear seat backrests are not locked, they
could fold forwards in the event of an accident, heavy braking or sudden changes of
direction. As a result, child restraint systems
cannot perform their intended protective
function. Rear seat backrests that are not
locked can also cause additional injuries, e.g.
in the event of an accident. This poses an
increased risk of injury or even fatal injury.
Always lock rear seat backrests after installing a Top Tether belt. Observe the lock verification indicator. Adjust the rear seat backrests so that they are in an upright position.
If the rear seat backrest is not engaged and
locked, this will be shown in the multifunction
display in the instrument cluster. A warning tone
also sounds.
Top Tether anchorages
Children in the vehicle
X
Route Top Tether belt A under head
restraint : between the two head restraint
bars.
X
Hook Top Tether hook ? into Top Tether
anchorage =.
X
Make sure that Top Tether belt A is not twisted.
X
Tension Top Tether belt A. Always comply
with the child restraint system manufacturer's installation instructions when doing so.
X
Fold down cover ; of Top Tether anchorage
=.
X
Move head restraint : back down again
slightly if necessary (
Make sure that you do not interfere with the
correct routing of Top Tether belt A.
Y page 95).
61
Safety
Top Tether anchorage points = are installed in
the rear compartment behind the outer head
restraints.
X
Move head restraint : upwards.
X
Fold up cover ; of Top Tether anchorage =.
X
Install the LATCH-type (ISOFIX) child restraint
system with Top Tether. Always comply with
the child restraint system manufacturer's
installation instructions when doing so.
Child restraint system on the frontpassenger seat
General notes
Accident statistics show that children secured
in the rear seats are safer than children secured
in the front-passenger seat. For this reason,
Mercedes-Benz strongly advises that you install
the child restraint system on a rear seat.
If it is absolutely necessary to install a child
restraint system on the front-passenger seat,
always observe the instructions and safety
notes on the "Occupant Classification System
Y page 49).
(OCS)" (
Z
Page 64
Children in the vehicle
62
You can thus avoid the risks that could arise as
a result of:
R
an incorrectly categorized person in the frontpassenger seat
R
the unintentional deactivation of the frontpassenger front air bag
R
the unsuitable positioning of the child
restraint system, e.g. too close to the dashboard
Rearward-facing child restraint system
Safety
If it is absolutely necessary to install a rearwardfacing child restraint system on the frontpassenger seat, always make sure that the
front-passenger front air bag is deactivated.
Only if the PASSENGER AIR BAG OFF indicator
lamp is permanently lit (
Y page 42) is the front-
passenger front air bag deactivated.
Always observe the child restraint system man-
ufacturer's installation and operating instructions.
Forward-facing child restraint system
If it is absolutely necessary to install a forwardfacing child restraint system on the frontpassenger seat, always move the frontpassenger seat as far back as possible. The
entire base of the child restraint system must
always rest on the seat cushion of the frontpassenger seat. The backrest of the child
restraint system must lie as flat as possible
against the backrest of the front-passenger
seat. The child restraint system must not touch
the roof or be subjected to a load by the head
restraint. Adjust the angle of the seat backrest
and the head restraint position accordingly.
Always make sure that the shoulder belt strap is
correctly routed from the vehicle belt outlet to
the shoulder belt guide on the child restraint
system. The shoulder belt strap must be routed
forwards and downwards from the vehicle belt
outlet. If necessary, adjust the vehicle belt outlet and the front-passenger seat accordingly.
Always observe the child restraint system manufacturer's installation and operating instructions.
Child-proof locks
Important safety notes
WARNING
G
If children are traveling in the vehicle, they
could:
R
open doors, thus endangering other people
or road users
R
exit the vehicle and be caught by oncoming
traffic
R
operate vehicle equipment and become
trapped
There is a risk of an accident and injury.
Always activate the child-proof locks and
override feature if children are traveling in the
vehicle. When leaving the vehicle, always take
the key with you and lock the vehicle. Never
leave children unattended in the vehicle.
Override feature for:
R
the rear doors (Y page 63)
R
the rear side windows (Y page 63)
WARNING
G
If you leave children unsupervised in the vehicle, they could set it in motion by, for example:
R
release the parking brake.
R
shift the automatic transmission out of the
parking position P.
R
start the engine.
In addition, they may operate vehicle equipment and become trapped. There is a risk of
an accident and injury.
When leaving the vehicle, always take the
SmartKey withyou and lock the vehicle. Never
leave children unsupervised in the vehicle.
WARNING
G
If persons, particularly children are subjected
to prolonged exposure to extreme heat or
cold, there is a risk of injury, possibly even
fatal. Never leave children unattended in the
vehicle.
Page 65
Pets in the vehicle
63
WARNING
G
If the child restraint system is subjected to
direct sunlight, parts may get very hot. Children may burn themselves on these parts,
particularly on the metal parts of the child
restraint system. There is a risk of injury.
If you leave the vehicle, taking the child with
you, always ensure that the child restraint
system is not exposed to direct sunlight. Protect it with a blanket, for example. If the child
restraint system has been exposed to direct
sunlight, let it cool down before securing the
child in it. Never leave children unattended in
the vehicle.
Child-proof locks for the rear doors
You secure each door individually with the childproof 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 ;.
Override feature for the rear side windows
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.
Pets in the vehicle
WARNING
G
If you leave animals unattended or unsecured
in the vehicle, they could press buttons or
switches, for example.
As a result, they could:
R
activate vehicle equipment and become
trapped, for example
R
activate or deactivate systems, thereby
endangering other road users
Unsecured animals could also be flung around
the vehicle in the event of an accident or sudden steering or braking, thereby injuring vehicle occupants. There is a risk of an accident
and injury.
Never leave animals unattended in the vehicle. Always secure animals properly during
the journey, e.g. use a suitable animal transport box.
Safety
Z
Page 66
Driving safety systems
64
Driving safety systems
Overview of driving safety systems
In this section, you will find information about
the following driving safety systems:
R
ABS (Anti-lock Braking System)
(
Y page 64)
R
BAS (Brake Assist System) (Y page 65)
R
BAS PLUS (Brake Assist System PLUS) with
Cross-Traffic Assist (
R
Safety
COLLISION PREVENTION ASSIST PLUS
Y page 67)
(
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)
Y page 65)
Important safety notes
If you fail to adapt your driving style or if you are
inattentive, the driving safety systems can neither reduce the risk of an accident nor override
the laws of physics. Driving safety systems are
merely aids designed to assist driving. You are
responsible for maintaining the distance to the
vehicle in front, for vehicle speed, for braking in
good time, and for staying in lane. 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.
The driving safety systems described only work
as effectively as possible when there is adequate contact between the tires and the road
surface. Pay particular attention to the information regarding tires, recommended minimum
tire tread depths etc. in the "Wheels and tires"
section (
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.
Y page 292).
ABS (Anti-lock Braking System)
General information
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.
The ! ABS warning lamp in the instrument
cluster lights up when the ignition is switched
on. It goes out when the engine is running.
ABS works from a speed of about 5 mph
(8 km/h), regardless of road-surface conditions.
ABS works on slippery surfaces, even when you
only brake gently.
Important safety notes
Observe the "Important safety notes" sec-
i
Y page 64).
tion (
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 229) and dis-
play messages which may be shown in the
instrument cluster (
Y page 204).
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.
Page 67
Driving safety systems
65
BAS (Brake Assist System)
General information
BAS operates in emergency braking situations.
If you depress the brake pedal quickly, BAS
automatically boosts the braking force, thus
shortening the stopping distance.
Important safety notes
Observe the "Important safety notes" sec-
i
Y page 64).
tion (
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.
Braking
X
Keep the brake pedal firmly depressed until
the emergency braking situation is over.
ABS prevents the wheels from locking.
The brakes will function as usual once you
release the brake pedal. BAS is deactivated.
BAS PLUS (Brake Assist PLUS) with
Cross-Traffic Assist
General information
BAS PLUS can help you to minimize the risk of a
collision with a vehicle or a pedestrian and
reduce the effects of such a collision. If BAS
PLUS detects a danger of collision, you are
assisted when braking.
Pay attention to the important safety notes
i
in the "Driving safety systems" section
Y page 64).
(
BAS PLUS is only available on vehicles with the
Driving Assistance package.
For BAS PLUS to assist you when driving, the
radar sensor system and the camera system
must be operational.
With the help of a sensor system and a camera
system, BAS PLUS can detect obstacles:
R
that are in the path of your vehicle for an
extended period of time
R
that cross the path of your vehicle
In addition, pedestrians in the path of your vehicle can be detected.
BAS PLUS detects pedestrians by using typical
characteristics such as the body contours and
posture of a person standing upright.
If the radar sensor system or the camera system
is malfunctioning, BAS PLUS functions are
restricted or no longer available. The brake system is still available with complete brake boosting effect and BAS.
Observe the restrictions described in the
i
"Important safety notes" section
Y page 65).
(
Important safety notes
WARNING
G
BAS PLUS cannot always clearly identify
objects and complex traffic situations.
In such cases, BAS PLUS may:
R
intervene unnecessarily
R
not intervene
There is a risk of an accident.
Always pay careful attention to the traffic situation and be ready to brake. Terminate the
intervention in a non-critical driving situation.
WARNING
G
BAS PLUS cannot always clearly identify people, this is especially the case if they are moving. 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.
WARNING
G
BAS PLUS does not react:
R
to small people, e.g. children
R
to animals
R
to oncoming vehicles
R
when cornering
Safety
Z
Page 68
Driving safety systems
66
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.
In the event of snowfall or heavy rain, the recognition can be impaired.
Recognition by the radar sensor system is also
impaired if:
R
there is dirt on the sensors or anything else
Safety
covering the sensors
R
there is interference by other radar sources
R
there are strong radar reflections, for example in parking garages
R
a narrow vehicle is traveling in front, e.g. a
motorbike
R
a vehicle is traveling in front on a different line
R
vehicles quickly move into the radar sensor
system detection range
Recognition by the camera system is also
impaired in the event of:
R
dirt on the camera or if the camera is covered
R
glare on the camera system, e.g. from the sun
being low in the sky
R
darkness
R
or if:
-
pedestrians move quickly, e.g. into the path
of the vehicle
-
the camera system no longer recognizes a
pedestrian as a person due to special clothing or other objects
-
a pedestrian is concealed by other objects
-
the typical outline of a person is not distinguishable from the background
Following damage
to thefro
nt endof the vehicle,
have the configuration and operation of the
radar sensors checked at a qualified specialist
workshop. This also applies to collisions at slow
speeds where there is no visible damage to the
front of the vehicle.
Following damage to the windshield, have the
configuration and operation of the camera system checked at a qualified specialist workshop.
Function
To avoid a collision, BAS PLUS calculates the
brake force necessary if:
R
you approach an obstacle, and
R
BAS PLUS has detected a risk of collision
At speeds of under20 mph(30 km/h): if you
depress the brake pedal, BAS PLUS is activated.
The increase in brake pressure will be carried
out at the last possible moment.
At speeds of above20 mph(30 km/h): if you
depress the brake pedal sharply, BAS PLUS
automatically increases the brake pressure to a
degree suited to the traffic situation.
BAS PLUS provides braking assistance in hazardous situations with vehicles in front within a
speed range between 4 mph (7 km/h) and
155 mph (250 km/h).
Up to a speed of approximately 44 mph
(70 km/h), BAS PLUS may react to:
R
stationary objects in the path of your vehicle,
e.g. stopped or parked vehicles
R
pedestrians in the path of your vehicle
R
obstacles crossing your path, which move in
the detection range of the sensors and are
recognized by them
If BAS PLUS demands particularly high brak-
i
ing force, preventative passenger protection
measures (PRE-SAFE
neously.
X
Keep the brake pedal depressed until the
emergency braking situation is over.
revents the wheels from locking.
ABS p
BAS PLUS is deactivated and the brakes function as usual, if:
R
you release the brake pedal.
R
there is no longer a risk of collision.
R
no obstacle is detected in front of your vehicle.
R
you depress the accelerator pedal.
R
you activate kickdown.
®
) are activated simulta-
Page 69
Driving safety systems
67
COLLISION PREVENTION ASSIST
PLUS
General information
Observe the "Important safety notes" sec-
i
Y page 64).
tion (
COLLISION PREVENTION ASSIST PLUS consists
of a distance warning function with an autonomous braking function and adaptive Brake
Assist.
COLLISION PREVENTION ASSIST PLUS can help
you to minimize the risk of a front-end collision
with a vehicle ahead or reduce the effects of
such a collision.
If COLLISION PREVENTION ASSIST PLUS
detects that there is a risk of a collision, you will
be warned visually and acoustically.If you do not
react to the visual and audible collision warning,
autonomous braking can be initiated in critical
situations. If you apply the brake yourself in a
critical situation, the COLLISION PREVENTION
ASSIST PLUS adaptive Brake Assist assists you.
Important safety notes
In particular, the detection of obstacles can be
impaired if:
R
there is dirt on the sensors or anything else
covering the sensors
R
there is snow or heavy rain
R
there is interference by other radar sources
R
there are strong radar reflections, for example in parking garages
R
a narrow vehicle is traveling in front, e.g. a
motorbike
R
a vehicle is traveling in front on a different line
R
new vehicles or after a service on the COLLISION PREVENTION ASSIST PLUS system
Observe the notes in the section on breaking-
Y page 122).
in (
Following damageto the front end of the vehicle,
have the configuration and operation of the
radar sensor checked at a qualified specialist
workshop. This also applies to collisions at slow
speeds where there is no visible damage to the
front of the vehicle.
Activating/deactivating
The COLLISION PREVENTION ASSIST PLUS is
automatically active after switching on the ignition.
You can activate or deactivate COLLISION PREVENTION ASSIST PLUS in the on-board com-
Y page 196). When deactivated, the dis-
puter (
tance warning function and the autonomous
braking function are also deactivated.
If COLLISION PREVENTION ASSIST PLUS is
deactivated, the æ symbol appears in the
assistance graphics display.
Distance warning function
General information
The distance warning function can help you to
minimize the risk of a front-end collision with a
vehicle ahead or reduce the effects of such a
collision. If the distance warning function
detects that there is a risk of a collision, you will
be warned visually and acoustically.
Important safety notes
Observe the "Important safety notes" sec-
i
tion for driving safety systems (
WARNING
G
Y page 64).
The distance warning function does not react:
R
to people or animals
R
to oncoming vehicles
R
to crossing traffic
R
when cornering
Thus, the distance warning function cannot
provide a warning in all critical situations.
There is a risk of an accident.
Always pay careful attention to the traffic situation and be ready to brake.
WARNING
G
The distance warning function cannot always
clearly identify objects and complex traffic
situations.
In such cases, the distance warning function
may:
R
give an unnecessary warning
R
not give a warning
Safety
Z
Page 70
Driving safety systems
68
There is a risk of an accident.
Always pay careful attention to the traffic situation and do not rely solely on the distance
warning function.
Function
At and above a speed of approximately 4 mph
(7 km/h), the distance warning function warns
you if you rapidly approach a vehicle in front. An
intermittent warning tone will then sound, and
the · distance warning lamp will light up in
Safety
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.
Due to the nature of the system, particularly
complicated but non-critical driving conditions
may also cause the system to display a warning.
With the help of the radar sensor system, the
distance warning function can detect obstacles
that are in the path of your vehicle for an extended period of time.
Up to a speed of approximately 44 mph
(70 km/h), the distance warning function can
also react to stationary obstacles, such as stopped or parked vehicles.
Autonomous braking function
If the driver does not react to the distance warning signal in a critical situation, COLLISION PREVENTION ASSIST PLUS can assist with the
autonomous braking function.
The autonomous braking function is available in
the following speed ranges:
R
from 4 mph (7 km/h) to approx. 65 mph
(105 km/h) for moving objects
R
from 4 mph (7 km/h) to approx. 31 mph
(50 km/h) for stationary objects
Due to the nature of the system, particularly
complicated but non-critical driving conditions
may also cause the Autonomous Braking Function to intervene.
If the autonomous braking function requires a
particularly high braking force, preventative
passenger protection measures (PRE-SAFE
are activated simultaneously.
Adaptive Brake Assist
General information
Observe the "Important safety notes" sec-
i
Y page 64).
tion (
With the help of adaptive Brake Assist, the distance warning signal can detect obstacles that
are in the path of your vehicle for an extended
period of time.
If adaptive Brake Assist detects a risk of collision with the vehicle in front, it calculates the
braking force necessary to avoid a collision. If
you apply the brakes forcefully, adaptive Brake
Assist will automatically increase the braking
force to a level suitable for the traffic conditions.
Adaptive Brake Assist provides braking assistance in hazardous situations at speeds above
4 mph (7 km/h). It uses radar sensor technology
to assess the traffic situation.
Up to a speed of approximately 155 mph
(250 km/h), Adaptive Brake Assist is capable of
reacting to moving objects that have already
been detected as such at least once over the
period of observation.
Up to a speed of approximately 44 mph
(70 km/h), adaptive Brake Assist reacts to stationary obstacles.
If adaptive Brake Assist demands particularly
high braking force, preventative passenger protection measures (PRE-SAFE
simultaneously (
X
Keep the brake pedal depressed until the
Y page 56).
®
) are activated
emergency braking situation is over.
ABS prevents the wheels from locking.
The brakes will work normally again if:
R
you release the brake pedal.
R
there is no longer any danger of a collision.
R
no obstacle is detected in front of your vehicle.
Adaptive Brake Assist is then deactivated.
Important safety notes
Observe the "Important safety notes" sec-
i
tion for driving safety systems (
WARNING
G
®
Adaptive Brake Assist cannot always clearly
)
identify objects and complex traffic situations.
Y page 64).
Page 71
Driving safety systems
69
In such cases, Adaptive Brake Assist can:
R
intervene unnecessarily
R
not intervene
There is a risk of an accident.
Always pay careful attention to the traffic situation and be ready to brake. Terminate the
intervention in a non-critical driving situation.
WARNING
G
Adaptive Brake Assist does not react:
R
to people or animals
R
to oncoming vehicles
R
to crossing traffic
R
when cornering
As a result, the Adaptive Brake Assist may not
intervene in all critical conditions. There is a
risk of an accident.
Always pay careful attention to the traffic situation and be ready to brake.
Due to the nature of the system, particularly
complicated but non-critical driving conditions
may also cause Brake Assist to intervene.
If adaptive Brake Assist is not available due to a
malfunction in the radar sensor system, the
brake system remains available with full brake
boosting effect and BAS.
ESP®(Electronic Stability Program)
General notes
Observe the "Important safety notes" sec-
i
Y page 64).
tion (
®
ESP
monitors driving stability and traction, i.e.
power transmission between the tires and the
road surface.
®
detects that the vehicle is deviating from
If ESP
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.
®
assists the driver when pulling away on
ESP
wet or slippery roads. ESP
the vehicle during braking.
®
can also stabilize
ETS/4ETS (Electronic Traction System)
ETS traction control is part of ESP®. On vehicles
with 4MATIC, 4ETS 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. In addition, more drive torque is transferred to the wheel or wheels with traction.
Traction control remains active, even if you
deactivate ESP
®
.
®
.
Important safety notes
Observe the "Important safety notes" sec-
i
Y page 64).
tion (
WARNING
G
®
If ESP
is malfunctioning, ESP®is unable to
stabilize the vehicle. Additionally, further driving safety systems are deactivated. This
increases the risk of skidding and an accident.
Drive on carefully. Have ESP
qualified specialist workshop.
Vehicles with 4MATIC: function or perform-
!
ance tests may only be carried out on a 2-axle
dynamometer. Before you operate the vehicle
on such a dynamometer, please consult a
qualified workshop. You could otherwise
damage the drive train or the brake system.
Vehicles without 4MATIC: observe the notes on
®
(Y page 289) when towing the vehicle
ESP
with a raised rear axle.
®
If the å ESP
OFF warning lamp lights up
continuously, then ESP
If the ÷ ESP
®
OFF warning lamp are lit continuously,
ESP
®
is not available due to a malfunction.
ESP
®
warning lamp and the å
Observe the information on warning lamps
Y page 229) and display messages which may
(
be shown in the instrument cluster
Y page 204).
(
Only use wheels with the recommended tire
i
sizes. Only then will ESP
®
checked at a
®
is deactivated.
®
function properly.
Safety
Z
Page 72
Driving safety systems
70
Characteristics of ESP
®
General information
If the ÷ ESP warning lamp goes out before
beginning the journey, ESP
®
is automatically
active.
®
intervenes, the ÷ ESP®warning lamp
If ESP
flashes in the instrument cluster.
®
If ESP
intervenes:
X
Do not deactivate ESP®under any circumstances.
Safety
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.
ECO start/stop function
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, e.g. if
, ESP®no longer stabilizes the vehicle. There is an increased risk
of skidding and an accident.
Only deactivate ESP
®
in the situations descri-
bed in the following.
Avoid spinning the driven wheels for an
!
extended period with ESP
®
deactivated. You
could otherwise damage the drivetrain.
®
It may be best to deactivate ESP
in the follow-
ing situations:
R
when using snow chains
R
in deep snow
R
on sand or gravel
Spinning the wheels results in a cutting action
which provides better grip.
Activate ESP®as soon as the situations
i
described above no longer apply. ESP
®
will
otherwise not be able to stabilize the vehicle if
the vehicle starts to skid or a wheel starts to
spin.
Deactivating/activating ESP
®
You can deactivate or activate ESP®via the onboard computer (
®
deactivated:
ESP
The å ESP
Y page 195).
®
OFF warning lamp in the instru-
ment cluster lights up.
®
ESP
®
activated:
The å ESP
®
OFF warning lamp in the instru-
ment cluster goes out.
Characteristics when ESP®is deactivated
If ESP®is deactivated and one or more wheels
start to spin, the ÷ ESP
instrument cluster flashes. In such situations,
®
E
will not stabilize the vehicle.
SP
If you deactivate ESP
R
ESP®no longer improves driving stability.
R
Engine torque is no longer limited and the
®
warning lamp in the
®
:
drive wheels are able to spin.
R
Traction control is still activated.
R
COLLISION PREVENTION ASSIST is no longer
available; nor is it activated if you brake firmly
with assistance from ESP
R
PRE-SAFE®is no longer available, nor is it
activated if you brake firmly and ESP
®
.
®
inter-
venes.
R
PRE-SAFE®Brake is no longer available, it is
also notactivated if you brake firmly and ESP
®
intervenes.
R
ESP®still provides support when you brake
firmly.
Page 73
Driving safety systems
71
Deactivating/activating ESP
®
(Mercedes‑AMG vehicles)
Important safety notes
Observe the "Important safety notes" sec-
i
Y page 64).
tion (
You can select between the following states of
®
:
ESP
R
ESP®is activated.
R
SPORT handling mode is activated.
R
ESP®is deactivated.
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.
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 descri-
bed in the following.
Avoid spinning the driven wheels for an
!
extended period with ESP
®
deactivated. You
could otherwise damage the drivetrain.
In the following situations, it may be better to
activate SPORT handling mode or deactivate
®
:
ESP
R
when using snow chains
R
in deep snow
R
on sand or gravel
R
on specially designated roads when the vehicle's own oversteering and understeering
characteristics are desired
Spinning the wheels results in a cutting action
which provides better grip.
Driving in SPORT handling mode or without
®
requires an extremely qualified and expe-
ESP
rienced driver.
Activate ESP®as soon as the situations
i
described above no longer apply. ESP
®
will
otherwise not be able to stabilize the vehicle if
the vehicle starts to skid or a wheel starts to
spin.
Deactivating/activating ESP
X
To activate SPORT handling mode: 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.
To deactivate SPORT handling mode:
X
briefly press button :.
The M SPORT handling mode warning
lamp in the instrument cluster goes out.
X
To deactivate ESP®: press button : until
the å ESP
®
OFF warning lamp lights up in
the instrument cluster.
The ÷ OFF
message appears in the multi-
function display.
X
To activate ESP®: briefly press button :.
The å ESP
®
OFF warning lamp in the
instrument cluster goes out. The ÷ ESP
ON message appears in the multifunction dis-
play.
Characteristics of activated SPORT handling mode
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®no longer improves driving stability.
R
Engine torque is no longer limited and the
drive wheels are able to spin.
R
Traction control is still activated.
R
ESP®still provides support when you brake
firmly.
Safety
®
®
Z
Page 74
Driving safety systems
72
Characteristics when ESP®is deactivated
If ESP®is deactivated and one or more wheels
start to spin, the ÷ ESP
instrument cluster does not flash. In such situations, ESP
®
will not stabilize the vehicle.
If you deactivate ESP
R
ESP®no longer improves driving stability.
R
Engine torque is no longer limited and the
®
warning lamp in the
®
:
drive wheels are able to spin.
R
Traction control is still activated.
Safety
R
COLLISION PREVENTION ASSIST is no longer
available; nor is it activated if you brake firmly
with assistance from ESP
R
PRE-SAFE®is no longer available, nor is it
®
.
activated if you brake firmly and ESP
venes.
R
PRE-SAFE®Brake is no longer available, it is
also notactivated if you brake firmly and ESP
intervenes.
R
ESP®still provides support when you brake
firmly.
ESP®trailer stabilization
General information
ESP®trailer stabilization is not available in
Mercedes-AMG vehicles.
If your vehicle/trailer combination begins to
swerve, ESP
®
assists you in this situation. ESP
slows the vehicle down by braking and limiting
the engine output until the vehicle/trailer combination has stabilized.
Important safety notes
WARNING
G
If road and weather conditions are poor,
trailer stabilization will not be able to prevent
the vehicle/trailer combination from swerving. Trailers with a high center of gravity can
tip over before ESP
®
can detect this. There is
a risk of an accident.
Always adapt your driving style to the prevailing road and weather conditions.
®
inter-
®
trailer stabilization is active above speeds
ESP
of about 65 km/h.
®
trailer stabilization does not work if ESP
ESP
is deactivated or disabled because of a malfunction.
EBD (electronic brake force distribution)
General information
EBD monitors and controls the brake pressure
on the rear wheels to improve driving stability
while braking.
Important safety notes
Observe the "Important safety notes" sec-
i
tion for driving safety systems (
®
WARNING
G
Y page 64).
If EBD is malfunctioning, the rear wheels can
lock, e.g.under full braking. This increases the
risk of skidding and an accident.
You should therefore adapt your driving style
to the different handling characteristics. Have
the brake system checked at a qualified specialist workshop.
Observe information regarding indicator and
®
warning lamps (
messages (
Y page 229) as well as display
Y page 205).
ADAPTIVE BRAKE
Observe the "Important safety notes" sec-
i
Y page 64).
tion (
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 125).
assist (
Y page 157) and hill start
PRE-SAFE®Brake
®
If your vehicle with trailer (vehicle/trailer combination) begins to lurch, you can only stabilize
the vehicle/trailer combination by depressing
the brake firmly.
General information
PRE-SAFE®Brake can help you to minimize the
risk of a collision with a vehicle ahead or a
pedestrian, and reduce the effects of such a
Page 75
Driving safety systems
73
collision. IfPRE-SAFE®Brake hasdetected a risk
of collision, you will be warned visually and
acoustically as well as by automatic braking.
Pay attention to the important safety notes
i
in the "Driving safety systems" section
Y page 64).
(
PRE‑SAFE
®
Brake is only available in vehicles
with the Driving Assistance Plus package.
®
For PRE-SAFE
Brake to assist you when driving,
the radar sensor system and the camera system
must be switched on and be operational.
With the help of the radar sensor system and the
camera system, PRE-SAFE
®
Brake can detect
obstacles that are in front of your vehicle for an
extended period of time.
In addition, pedestrians in the path of your vehicle can be detected.
®
PRE-SAFE
Brake detects pedestrians using
typical characteristics such as the body contours and posture of a person standing upright.
Observe the restrictions described in the
i
"Important safety notes" sec-
Y page 73).
tion“ (
Important safety notes
WARNING
G
PRE-SAFE
cle by a partial application of the brakes if a
danger of collision is detected. There may be
a collision unless you brake yourself. Even
after subsequent full application of the brakes
a collision cannot always be avoided, particularly when approaching at too high a speed.
There is a risk of an accident.
Always apply the brakes yourself and try to
take evasive action, provided it is safe to do
so.
®
Brake will initially brake your vehi-
®
In these cases, PRE-SAFE
R
give an unnecessary warning and then
Brake may:
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.
WARNING
G
PRE-SAFE
®
Brake cannot always clearly iden-
tify people, especially if they are moving. In
®
these cases, PRE-SAFE
Brake cannot inter-
vene. 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.
In order to maintain the appropriate distance to
the vehicle in front and thus prevent a collision,
you must apply the brakes yourself.
WARNING
G
PRE-SAFE
R
R
R
R
R
As a result, PRE-SAFE
®
Brake does not react:
to small people, e.g. children
to animals
to oncoming vehicles
to crossing traffic
when cornering
®
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 theevent of a partial application of the brakes,
the vehicle is braked with up to 50% of the full
braking pressure.
WARNING
G
PRE-SAFE
®
Brake cannot always clearly iden-
tify objects and complex traffic conditions.
In the event of snowfall or heavy rain, the recognition can be impaired.
Recognition by the radar sensor system is also
impaired if:
R
there is dirt on the sensors or anything else
covering the sensors
R
there is interference by other radar sources
R
there are strong radar reflections, for example in parking garages
Z
Page 76
Protection against theft
74
R
a narrow vehicle is traveling in front, e.g. a
motorbike
R
a vehicle is traveling in front on a different line
relative to the center of your vehicle
Recognition by the camera system is also
impaired in the event of:
R
dirt on the camera or if the camera is covered
R
glare on the camera system, e.g. from the sun
being low in the sky
R
darkness
R
or if:
Safety
-
pedestrians move quickly, e.g. into the path
of the vehicle
-
the camera system no longer recognizes a
pedestrian as a person due to special clothing or other objects
-
a pedestrian is concealed by other objects
-
the typical outline of a person is not distinguishable from the background
Following damageto 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 slow
speeds where there is no visible damage to the
front of the vehicle.
Following damage to the windshield, have the
configuration and operation of the camera system checked at a qualified specialist workshop.
Function
X
To activate/deactivate: activate or deactivate PRE-SAFE
puter (
If the PRE-SAFE
æ symbol appears in the multifunction display.
At or above a speed of approximately 4 mph
(7 km/h), this function warns you if you rapidly
approach 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 to defuse the situation.
or
X
Take evasive action provided it is safe to do
so.
®
Y page 196).
Brake in the on-board com-
®
Brake is not activated, the
PRE-SAFE
®
Brake can also brake the vehicle
automatically under the following conditions:
R
the driver and front passenger have their seat
belts fastened
R
the vehicle speed is between approximately
4 mph (7 km/h) and 124 mph (200 km/h)
Up to a speed of approximately 44 mph
(70 km/h), PRE-SAFE
If the risk of collision with the vehicle in front
remains and you do not brake, take evasive
action or accelerate significantly, the vehicle
may perform automatic emergency braking, up
to the point of full brake application. Automatic
emergency braking is not performed until immediately prior to an imminent accident.
You can prevent the intervention of the PRE-
®
Brake at any time by:
SAFE
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 a risk of collision.
R
there is no longer an obstacle detected in
front of your vehicle.
Protection against theft
Immobilizer
The immobilizer prevents your vehicle from
being started without the correct SmartKey.
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.
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.
Page 77
The immobilizer is always deactivated when
i
you start the engine.
In the event that the engine cannot be started
(yet the vehicle's battery is charged), the system is not operational. Contact an authorized
Mercedes-Benz Center or call
1-800-FOR-MERCedes (in the USA) or
1-800-387-0100 (in Canada).
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.
or
X
Insert the SmartKey into the ignition lock.
or
X
Vehicles with KEYLESS-GO: press the
Start/Stop button.
The SmartKey must be in the vehicle.
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
R
the hood
To stop the alarm with the SmartKey:
X
press the % or & button on the SmartKey.
The alarm is stopped.
or
Protection against theft
X
Vehicles with KEYLESS-GO: remove the
Start/Stop button from the ignition lock
Y page 124).
(
X
Insert the SmartKey into the ignition lock.
The alarm is stopped.
To stop the alarm using KEYLESS-GO:
X
grasp the outside door handle. The SmartKey
must be outside the vehicle.
The alarm is stopped.
or
X
Press the Start/Stop button on the dashboard. The SmartKey must be inside the vehicle.
The alarm is stopped.
The alarm is not switched off, even if you close
the open door that triggered it, for example.
If the alarm continues for more than
i
30 seconds, the mbrace emergency call system automatically notifies the Customer
Assistance Center. This is done either by text
message or data connection.
The emergency call system sends the message or data provided that:
R
you have subscribed to the mbrace service.
R
the mbrace service has been activated
properly.
R
the necessary mobile phone network is
available.
75
Safety
Z
Page 78
76
SmartKey
SmartKey
Important safety notes
WARNING
G
If children are left unsupervised in the vehicle,
they could:
R
open the doors, thus endangering other
people or road users.
R
get out and disrupt traffic.
R
operate the vehicle's equipment.
Additionally, children could set the vehicle in
motion if, for example, they:
R
release the parking brake.
R
shifting the automatic transmission out of
park position P
R
Start the engine.
There is a risk of an accident and injury.
When leaving the vehicle, always take the
Opening and closing
SmartKey withyou and lock the vehicle. Never
leave children or animals unattended in the
vehicle. Always keep the SmartKey out of
reach of children.
WARNING
G
If you attach heavy or large objects to the
SmartKey, the SmartKey could be unintentionally turned in the ignition lock. This could
cause the engine to be switched off. There is a
risk of an accident.
Do notattach any heavy or large objects to the
SmartKey. Remove any bulky key rings before
inserting the SmartKey into the ignition lock.
SmartKey functions
:
& To lock the vehicle
;
F To unlock the trunk lid
=
% To unlock the vehicle
X
To unlock centrally: press the % button.
If you do not open the vehicle within approx-
imately 40 seconds of unlocking:
R
the vehicle is locked again.
R
anti-theft protection is reactivated.
X
To lock centrally: press the & button.
The SmartKey centrally locks/unlocks:
R
the doors
R
the trunk lid
R
the fuel filler flap
The turn signals flash once when unlocking and
three times when locking.
You can also set an audible signal to confirm
that the vehicle has been locked. The audible
signal can be activated and deactivated using
the on-board computer (
When it is dark, the surround lighting also comes
on if it is activated in the on-board computer
Y page 198).
(
Y page 199).
Keep the SmartKey away from strong mag-
!
netic fields. Otherwise, the remote control
function could be affected.
Strong magnetic fields can occur in the vicinity of powerful electrical installations.
Do not keep the SmartKey:
R
with electronic devices, e.g. a mobile phone
or another SmartKey.
R
with metallic objects, e.g. coins or metal foil.
R
inside metallic objects, e.g. a metal case.
This can affect the functionality of the Smart-
Key.
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 (
Y page 125).
Locking/unlocking centrally
You can start, lock or unlock the vehicle using
KEYLESS-GO. To do this, you only need carry the
SmartKey with you. You can combine the func-
Page 79
SmartKey
77
tions of KEYLESS-GO with those of a conventional SmartKey. Unlock the vehicle by using
KEYLESS-GO, for instance, and lock it using the
& button on the SmartKey.
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).
A brief radio connection between the vehicle
and the SmartKey determines whether a valid
SmartKey is in, or in the direct vicinity of, the
vehicle. This occurs, for example:
R
when the external door handles are touched
R
when starting the engine
R
while the vehicle is in motion
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
recessed sensor surface ; for an extended
period.
Further information on the convenience closing feature (
X
To unlock the trunk lid: pull the handle on
Y page 88).
the trunk lid.
The vehicle only unlocks the trunk lid.
Deactivating and activating
If you do not intend to use a SmartKey for an
extended period of time, you can deactivate the
KEYLESS-GO function of the SmartKey. The
SmartKey will then use very little power, thereby
conserving battery power. For the purposes of
activation/deactivation, the vehicle must not be
nearby.
X
To deactivate: press the & button on the
SmartKey twice in rapid succession.
The battery check lamp of the SmartKey
Y page 79) flashes twice briefly and lights
(
up once, then KEYLESS-GO is deactivated.
X
To activate: press any button on the SmartKey.
or
X
Insert the SmartKey into the ignition lock.
KEYLESS-GO and all of its associated features
are available again.
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
alone.
X
To change the setting: press and hold down
the % and & buttons simultaneously
for approximately six seconds until the battery check lamp (
If the setting of the locking system is changed
within the signal range of the vehicle, pressing
the & or % button:
R
locks or
R
unlocks the vehicle
The SmartKey now functions as follows:
X
To unlock: 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 front-passenger
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 the % and & buttons simultaneou
r approximately six seconds until the
sly fo
Y page 79) flashes twice.
Opening and closing
Z
Page 80
78
SmartKey
battery check lamp (Y page 79) flashes
twice.
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, the antitheft alarm system will be triggered. Switch off
the alarm (
If you unlock the vehicle using the mechanical
key, the fuel filler flap will not be unlocked automatically.
X
Removing the mechanical key
Opening and closing
Y page 75).
To unlock the fuel filler flap: insert the
SmartKey into the ignition lock.
SmartKey battery
Important safety notes
WARNING
G
Batteries contain toxic and corrosive substances. If batteries are swallowed, it can result in
severe health problems. There is a risk of fatal
injury.
Keep batteries out of the reach of children. If
a battery is swallowed, seek medical attention
immediately.
Environmental note
H
Batteries contain dangerous
substances. It is against the
law to dispose of them with
the household rubbish. They
must be collected separately
and recycled to protect the
environment.
Dispose of batteries in an
environmentally friendly
manner. Take discharged
batteries to a qualified specialist workshop or a special
collection point for used batteries.
X
Push release catch : in the direction of the
arrow and at the same time remove mechanical key ; from the SmartKey.
For further information about:
R
unlocking the driver's door (Y page 83)
R
unlocking the trunk (Y page 86)
R
locking the vehicle (Y page 83)
Inserting the mechanical key
X
Push mechanical key ; completely into the
SmartKey until it engages and release
catch : is back in its basic position.
The SmartKey batteries contain perchlorate
material, which may require special handling
and regard for the environment. National guidelines must be observed during disposal. In California, see www.dtsc.ca.gov/HazardousWaste/Perchlorate/index.cfm.
Mercedes-Benz recommends that you have the
batteries replaced at a qualified specialist workshop.
Page 81
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 79).
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
You can get a battery at any qualified spe-
i
cialist workshop.
Replacing the battery
You require a CR 2025 3 V cell battery.
X
Take the mechanical key out of the SmartKey
Y page 78).
(
SmartKey
X
Press mechanical key ; into the SmartKey
opening in the direction of the arrow until battery compartment cover : opens. Do not
hold battery compartment cover : closed
while doing so.
X
Remove battery compartment cover :.
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 of lint, grease and other contaminants.
X
Insert the front tabs of battery compartment
cover : into the housing and then press to
close it.
X
Insert mechanical key ; into the SmartKey
(
Y page 78).
X
Check the function of all SmartKey buttons on
the vehicle.
79
Opening and closing
Z
Page 82
SmartKey
80
Problems with the SmartKey
Problem
You can no longer lock or
unlock the vehicle using
the SmartKey.
You can no longer lock or
unlock the vehicle using
Opening and closing
KEYLESS-GO.
Possible causes/consequences and M Solutions
The SmartKey battery is discharged or nearly discharged.
X
Check the SmartKey battery (Y page 79) and replace it if necessary
Y page 79).
(
If this does not work:
X
Unlock (Y page 83) or lock (Y page 83) the vehicle using the
mechanical key.
There is interference from a powerful source of radio waves.
X
Unlock (Y page 83) or lock (Y page 83) the vehicle using the
mechanical key.
The SmartKey is faulty.
X
Unlock (Y page 83) or lock (Y page 83) the vehicle using the
mechanical key.
X
Have the SmartKey checked at a qualified specialist workshop.
KEYLESS-GO was deactivated.
X
Reactivate KEYLESS-GO (Y page 76).
The SmartKey battery is discharged or nearly discharged.
X
Check the SmartKey battery (Y page 79) and replace it if necessary
Y page 79).
(
If this does not work:
X
Unlock (Y page 83) or lock (Y page 83) the vehicle using the
mechanical key.
There is interference from a powerful source of radio waves.
X
Unlock (Y page 83) or lock (Y page 83) the vehicle using the
mechanical key.
KEYLESS-GO is malfunctioning.
X
Lock/unlock the vehicle using the remote control function of the
SmartKey.
X
Have the vehicle and SmartKey checked at a qualified specialist
workshop.
If the vehicle can also not be locked/unlocked using the remote control function:
X
Unlock (Y page 83) or lock (Y page 83) the vehicle using the
mechanical key.
X
Have the vehicle and SmartKey checked at a qualified specialist
workshop.
Page 83
Doors
81
Problem
The engine cannot be
started using the SmartKey.
Possible causes/consequences and M Solutions
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 284).
or
X
Jump-start the vehicle (Y page 285).
or
X
Consult a qualified specialist workshop.
The engine cannot be
started using KEYLESSGO. The SmartKey is in
the vehicle.
You have lost a SmartKey.
You have lost the
mechanical key.
The vehicle is locked.
X
Unlock the vehicle 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.
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.
X
Report the loss immediately to the vehicle insurers.
X
If necessary, have the locks changed as well.
Doors
Important safety notes
WARNING
G
If children are left unsupervised in the vehicle,
they could:
R
open the doors, thus endangering other
people or road users.
R
get out and disrupt traffic.
R
operate the vehicle's equipment.
Additionally, children could set the vehicle in
motion if, for example, they:
R
release the parking brake.
R
shifting the automatic transmission out of
park position P
R
Start the engine.
There is a risk of an accident and injury.
When leaving the vehicle, always take the
SmartKey withyou and lock the vehicle. Never
leave children or animals unattended in the
vehicle. Always keep the SmartKey out of
reach of children.
Unlocking and opening doors from
the inside
You can open a door from inside the vehicle
even if it has been locked.
If the vehicle has previously been locked from
the outside, opening a door from the inside will
trigger the anti-theft alarm system. Switch off
the alarm (
You can only open the rear doors from inside the
vehicle if they are not secured by the child-proof
locks (
Y page 75).
Y page 63).
Opening and closing
Z
Page 84
Doors
82
X
To unlock and open a front door: pull door
handle ;.
If the door is locked, locking knob : pops up.
The door is unlocked and opens.
X
To unlock a rear door: pull up locking knob
on the rear door.
The rear door is unlocked and can be opened.
X
To open a rear door: pull the rear door handle.
Opening and closing
Centrally locking and unlocking the
vehicle from the inside
You can centrally lock or unlock the vehicle from
the inside. The switches are on the driver’s door.
You can only open the rear doors from inside the
vehicle if they are not secured by the child-proof
Y page 63).
locks (
If a locked door is opened from the inside, the
previous unlock status of the vehicle will be
taken into consideration if:
R
the vehicle was locked using the locking button for the central locking, or
R
if the vehicle was locked automatically
The vehicle will be fully unlocked if it had previously been fully unlocked. If only the driver's
door had been previously unlocked, only the
door which has been opened from the inside is
unlocked.
Automatic locking feature
X
To unlock: press button :.
X
To lock: press button ;.
If all the doors are closed, the vehicle locks.
Meanwhile, the fuel filler flap will not be locked
or unlocked.
If the vehicle has been locked from the outside,
it cannot be centrally unlocked from the inside.
You can open a door from inside the vehicle
even if it has been locked.
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.
If you press one of the two buttons and do not
hear a tone, the relevant setting has 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 199).
(
Page 85
Trunk
83
Locking/unlocking driver's door with
the mechanical key
If youwant to centrally lock the vehicle using
i
the mechanical key, begin by pressing the
locking button for the interior locking mechanism while the driver's door is open. Then
lock the driver's door using the mechanical
key.
X
To unlock: turn the mechanical key counterclockwise as far as it will go to position 1.
X
To lock:turn the mechanical key clockwise as
far as it will go to position 1.
If you use the mechanical key to unlock and
open the driver's door, the anti-theft alarm system will be triggered. Switch off the alarm
Y page 75).
(
Trunk
Important safety notes
WARNING
G
Combustion engines emit poisonous exhaust
gases such as carbon monoxide. Exhaust
gases can enter the vehicle interior if the
trunk lid is open when the engine is running,
especially if the vehicle is in motion. There is a
risk of poisoning.
Always switch off the engine before opening
the trunk lid. Never drive with the trunk lid
open.
WARNING
G
If objects, luggage or loads are not secured or
not secured sufficiently, they could slip, tip
over or be flung around and thereby hit vehicle
occupants. There is a risk of injury, particularly in the event of sudden braking or a sudden change in direction.
Always store objects so that they cannot be
flung around. Secure objects, luggage or
loads against slipping or tipping before the
journey.
The trunk lid swings upwards when opened.
!
Therefore, make sure that there is sufficient
clearance above the trunk lid.
The opening dimensions of the trunk lid can be
found in the "Vehicle data" section
Y page 328).
(
You should preferably place luggage or loads in
the trunk. Observe the loading guidelines
Y page 242).
(
Do not leave the SmartKey in the trunk. You
could otherwise lock yourself out.
Vehicles without the 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
Vehicles with the trunk lid remote closing
feature: the trunk lid can be:
R
opened and closed manually from outside
R
opened/closed automatically from outside
R
opened/closed automatically from inside
R
locked separately
R
opened with the emergency release button
R
unlocked with the mechanical key
Trunk lid reversing feature
The trunk lid is equipped with an automatic
reversing feature. It reacts if a solid object
obstructs or restricts the trunk lid during the
closing procedure. The trunk lid opens again
automatically. The automatic reversing feature
is only an aid and is not a substitute for your
attentiveness when closing the trunk.
Opening and closing
Z
Page 86
84
Trunk
WARNING
G
The reversing feature does not respond:
R
to soft, light and thin objects, e.g. fingers
R
over the last 1/3 in (8 mm) of the closing
movement
The reversing feature cannot prevent someone being trapped in these situations in particular. There is a risk of injury.
Make sure that no body parts are in close
proximity during the closing procedure.
If somebody becomes trapped:
R
press the F button on the SmartKey, or
R
pull or press the remote operating switch
on the driver's door or
R
press the closing or locking button on the
trunk lid, or
R
pull on the trunk lid handle
Opening and closing
Opening/closing from outside
Opening
X
Press the % button on the SmartKey.
X
Pull handle :.
X
Raise the trunk lid.
Closing
X
Pull the trunk lid down using recess :.
X
If necessary, lock the vehicle with the &
button on the SmartKey (
KEYLESS-GO (
Y page 76).
Y page 76) or with
If KEYLESS-GO detects only one SmartKey in the
trunk after it closed, the trunk lid opens again. If
KEYLESS-GO detects a second SmartKey outside the vehicle, the trunk lid remains closed.
Opening/closing automatically from
outside
Important safety notes
WARNING
G
Parts of the body could become trapped during automatic closing of the trunk lid. Moreover, people, e.g. children, may be standing in
the closing area or may enter the closing area
during the closing process. There is a risk of
injury.
Make sure that nobody is in the vicinity of the
closing area during the closing process.
Use one of the following options to stop the
closing process:
R
press the F button on the SmartKey.
R
pull or press the remote operating switch
on the driver's door.
R
press the closing or locking button on the
trunk lid.
R
pull the trunk lid handle
Page 87
Trunk
85
WARNING
G
Combustion engines emit poisonous exhaust
gases such as carbon monoxide. Exhaust
gases can enter the vehicle interior if the
trunk lid is open when the engine is running,
especially if the vehicle is in motion. There is a
risk of poisoning.
Always switch off the engine before opening
the trunk lid. Never drive with the trunk lid
open.
The trunk lid swings upwards when opened.
!
Therefore, make sure that there is sufficient
clearance above the trunk lid.
The opening dimensions of the trunk lid can be
found in the "Vehicle data" section
Y page 328).
(
Opening
You can open the trunk lid automatically using
the SmartKey or the handle in the trunk lid.
X
Press and hold the F button on the SmartKey until the trunk lid opens.
or
X
If the trunk is unlocked, pull the trunk lid handle and release it again immediately
Y page 84).
(
Closing
If KEYLESS-GO detects only one SmartKey in the
trunk after it closed, the trunk lid opens again. If
KEYLESS-GO detects a second SmartKey outside the vehicle, the trunk lid remains closed.
Opening/closing automatically from
inside
Important safety notes
WARNING
G
Parts of the body could become trapped during automatic closing of the trunk lid. In addition, people may be standing in the closing
area or may enter the closing area, e.g. children, during the closing procedure. There is a
risk of injury.
Make sure that nobody is in the vicinity of the
closing area during the closing process.
Release the remote operating switch immediately if somebody becomes trapped. To reopen the trunk lid, pull on the remote operating switch.
WARNING
G
The trunk lid can be automatically opened or
closed even if the SmartKey is not in the vehicle. If children are left unsupervised in the
vehicle, they could activate the functions.
There is a risk of injury.
When leaving the vehicle, always take the
SmartKey withyou and lock the vehicle. Never
leave children unsupervised in the vehicle.
Opening and closing
X
Press closing button : in the trunk lid.
Vehicles with trunk lid remote closing feature: you can simultaneously close the trunk lid
and lock the vehicle. The KEYLESS-GO key must
be in the rear detection range of the vehicle.
X
Press locking button ; in the trunk lid.
If all the doors are closed, the vehicle locks.
WARNING
G
Combustion engines emit poisonous exhaust
gases such as carbon monoxide. Exhaust
gases can enter the vehicle interior if the
trunk lid is open when the engine is running,
especially if the vehicle is in motion. There is a
risk of poisoning.
Always switch off the engine before opening
the trunk lid. Never drive with the trunk lid
open.
Z
Page 88
Trunk
86
The trunk lid swings upwards when opened.
!
Therefore, make sure that there is sufficient
clearance above the trunk lid.
The opening dimensions of the trunk lid can be
found in the "Vehicle data" section
Y page 328).
(
Opening and closing
X
To open: pull remote operating switch for
trunk lid : until the trunk lid opens.
Opening and closing
X
To close:press remote operating switch for
trunk lid : until the trunk lid is completely
closed.
You can open and close the trunk lid from the
driver's seat when the vehicle is stationary and
unlocked.
X
Turn the mechanical key from position 1
counter-clockwise as far as it will go to position 2. Simultaneously pull the trunk lid handle.
The trunk is unlocked.
X
Turn the mechanical key back to position 1
and remove it.
X
Insert the mechanical key into the SmartKey.
Emergency release for the trunk
You can open the trunk lid from inside the vehicle with the emergency release button.
Unlocking the trunk
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. Switch off the alarm
Y page 75).
(
X
Take the mechanical key out of the SmartKey
Y page 78).
(
X
Insert the mechanical key into the trunk lid
lock as far as it will go.
X
Press emergency release button : briefly.
The trunk lid unlocks and opens.
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.
Page 89
Side windows
87
Side windows
Important safety notes
WARNING
G
While opening the side windows, body parts
could become trapped between the side window and the door frame as the side window
moves. There is a risk of injury.
Make sure that nobody touches the side window during the opening procedure. If somebody becomes trapped, release the switch or
pull the switch to close the side window again.
WARNING
G
While closing the side windows, body parts in
the closing area could become trapped. There
is a risk of injury.
When closing make sure that no parts of the
body are in the closing area. If somebody
becomes trapped, release the switch or press
the switch to open the side window again.
WARNING
G
If children operate the side windows they
could become trapped, particularly if they are
left unsupervised. There is a risk of injury.
Activate the override feature for the rear side
windows. When leaving the vehicle, always
take the SmartKey with you and lock the vehicle. Never leave children unsupervised in the
vehicle.
WARNING
G
The reversing feature does not react:
R
to soft, light and thin objects, e.g. small fingers
R
over the last 1/6 in(4 mm) of the closing
movement
R
during resetting
R
when closing the side window again manually immediately after automatic reversing
This means that the reversing feature cannot
prevent someone being trapped in these situations. There is a risk of injury.
Make sure that no body parts are in close
proximity during the closing procedure. If
someone becomes trapped, press the switch
to open the side window again.
Opening and closing the side windows
The switches for all side windows are located 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.
Opening and closing
Side window reversing feature
The side windows are equipped with an automatic reversing feature. If a solid object blocks
or restricts a side window during the closing
process, the side window opens again automatically. However, the automatic reversing feature
is only an aid and is not a substitute for your
attentiveness when closing a side window.
:
Front left
;
Front right
=
Rear right
?
Rear left
X
Turn the SmartKey to position 1 or 2 in the
ignition lock.
X
To open manually: press and hold the corresponding switch.
Z
Page 90
Side windows
88
X
To open fully: press the switch beyond the
point of resistance and release it.
Automatic operation is started.
X
To close manually: pull and hold the corresponding switch.
X
To close fully: pull the corresponding switch
beyond the pressure point.
Automatic operation is started.
X
To interrupt automatic operation: press/
pull the corresponding switch again.
If you press/pull the switch beyond the point of
resistance, automatic operation is started in the
corresponding direction. You can stop automatic operation by pressing/pulling the switch
again.
You can continue to operate the side windows
after you switch off the engine or remove the
SmartKey. This function is available for up to five
minutes or until the driver's or front-passenger
door is opened.
When the override feature for the side windows
is activated, the side windows cannot be oper-
Opening and closing
ated from the rear (
Y page 63).
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:
R
unlock the vehicle
R
open the side windows
R
open the sliding sunroof
R
switch on the seat ventilation for the driver's
seat
The convenience opening feature can only be
operated using the SmartKey. The SmartKey
must be in close proximity to the vehicle.
The "convenience opening" feature is also available when the vehicle is unlocked.
Convenience opening
X
Press and hold the % button until the side
windows and the sliding sunroof are in the
desired position.
X
To interrupt convenience opening: release
the % button.
Convenience closing feature
Important safety notes
Information on the side window reversing fea-
Y page 87).
ture (
WARNING
G
When the convenience closing feature is operating, parts of the body could become trapped
in the closing area of the side window and the
sliding sunroof. There is a risk of injury.
Observe the complete closing procedure
when the convenience closing feature is operating. Make sure that no body parts are in
close proximity during the closing procedure.
Proceed as follows if someone is trapped:
With the SmartKey:
X
Release the & button.
X
Press the % button until the side windows
and the sliding sunroof reopen.
With KEYLESS-GO:
X
Release the sensor surface on the door handle.
X
Immediately pull and hold the door handle
and keep the door handle pulled.
The side windows and the sliding sunroof
open.
General notes
When you lock the vehicle, you can simultaneously:
R
close the side windows
R
close the sliding sunroof
Using the SmartKey
X
Vehicles withoutKEYLESS-GO: point thetip
of the SmartKey at the door handle on the
driver's door.
X
Vehicles with KEYLESS-GO: the SmartKey
must be in close proximity to the vehicle.
X
Press and hold the & button until the side
windows and the sliding sunroof are fully
closed.
X
Press and hold the & button until the side
windows are fully closed.
Page 91
Side windows
89
X
Make sure that all the side windows and the
sliding sunroof are closed.
X
Make sure that all the side windows are
closed.
X
To interrupt convenience closing: release
the & button.
Using KEYLESS-GO
The driver's door and the door at which the handle is used, must both be closed. The SmartKey
must be outside the vehicle. The gap between
the SmartKey and the corresponding door handle should not be greater than 3 ft (1 m).
X
Touch recessed sensor surface : on the
door handle until the side windows and the
sliding sunroof are fully closed.
X
Touch recessed sensor surface : on the
door handle until the side windows are fully
closed.
Make sure you only touch recessed sensor
i
surface :.
X
Make sure that all the side windows and the
sliding sunroof are closed.
X
Make sure that all the side windows are
closed.
X
To interrupt convenience closing:release
recessed sensor surface : on the 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 or 2 in the
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.
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 (
X
Hold the switch for an additional second.
X
If the respective side window remains closed
after the button is released, then it has been
set correctly. If this is not the case, repeat the
steps above again.
Y page 87).
Y page 87).
Opening and closing
Problems with the side windows
WARNING
G
If you close a side window again immediately after it has been blocked or reset, the side window
closes with increased or maximum force. The reversing feature is then not active. Parts of the
body could be trapped in the closing area in the process. This poses an increased risk of injury or
even fatal injury.
Make sure that no parts of the body are in the closing area. To stop the closing process, release
the switch or push the switch again to reopen the side window.
Z
Page 92
Sliding sunroof
90
Problem
A side window cannot be
closed because it is
blocked by objects, e.g.
leaves in the window
guide.
A side window cannot be
closed and you cannot
see the cause.
Possible causes/consequences and M Solutions
X
Remove the objects.
X
Close the side window.
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 automatic reversing feature.
Sliding sunroof
Opening and closing
Important safety notes
WARNING
G
While opening and closing the sliding sunroof,
body parts in close proximity could become
trapped. There is a risk of injury.
Make sure that no body parts are in close
proximity during the opening and closing procedures.
If somebody becomes trapped:
R
release the switch immediately, or
R
during automatic operation, push the
switch briefly in any direction
The opening or closing procedure will be stopped.
WARNING
G
If children operate the sliding sunroof they
could become trapped, particularly if they are
left unsupervised. There is a risk of injury.
When leaving the vehicle, always take the
SmartKey withyou and lock the vehicle. Never
leave children unsupervised in the vehicle.
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.
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.
Sliding sunroof reversing feature
The sliding sunroof is equipped with an automatic reversing feature. If a solid object blocks
or restricts the sliding sunroof during the closing
process, the sliding sunroof opens again automatically. However, the automatic reversing
feature is only an aid and is not a substitute for
your attentiveness when closing the sliding sunroof.
Page 93
WARNING
G
The reversing feature does not react:
R
to soft, light and thin objects, e.g. small fingers
R
over the last 1/6 in (4 mm) of the closing
movement
R
during resetting
R
when closing the sliding sunroof again manually immediately after automatic reversing
This means that the reversing feature cannot
prevent someone being trapped in these situations. There is a risk of injury.
Make sure that no body parts are in close
proximity during the closing procedure.
If somebody becomes trapped:
R
release the switch immediately, or
R
press the switch in any direction during the
automatic closing process
The closing process is stopped.
Operating the sliding sunroof
Opening and closing
Sliding sunroof
X
Turn the SmartKey to position 1 or 2 in the
ignition lock.
X
Press or pull the 3 switch in the corresponding direction.
If you press the 3 switch beyond the point of
resistance, an automatic opening/closing process is started in the corresponding direction.
You can stop automatic operation by pressing/
pulling 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.
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.
Resetting
If the sliding sunroof still cannot be opened
!
or closed fully after resetting, contact a qualified specialist workshop.
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 91).
(
X
Keep the 3 switch pressed for another
second.
X
Make sure that the sliding sunroof can be fully
opened and closed again (
X
If this is not the case, repeat the steps above.
Y page 91).
91
Opening and closing
:
To raise
;
To open
=
To close/lower
Problems with the sliding sunroof
WARNING
G
If you close the sliding sunroof again immediately after it has been blocked or reset, the sliding
sunroof closes with increased or maximum force. The reversing feature is then not active. Parts
Z
Page 94
Sliding sunroof
92
of the body could be trapped in the closing area in the process. This poses an increased risk of
injury or even fatal injury.
Make sure that no parts of the body are in the closing area.
If somebody becomes trapped:
R
release the switch immediately, or
R
press the switch in any direction during the automatic closing process
The closing process is stopped.
If the sliding sunroof still cannot be opened or closed as a result of a malfunction, contact a
!
qualified specialist workshop.
Problem
The sliding sunroof cannot be closed and you
cannot see the cause.
Opening and closing
Possible causes/consequences and M Solutions
If the sliding sunroof is obstructed during closing and reopens again
slightly:
X
Immediately after it blocks, pull the 3 switch down again to the
point of resistance until the sliding sunroof is closed.
The sliding sunroof is closed with increased force.
If the sliding sunroof is obstructed again during closing and then
reopens slightly:
X
Immediately after it blocks, pull the 3 switch down again to the
point of resistance until the sliding sunroof is closed.
The sliding sunroof is closed without the automatic reversing feature.
Page 95
Correct driver's seat position
WARNING
G
You could lose control of your vehicle if you do
the following while driving:
R
adjust the driver's seat, head restraint,
steering wheel or mirrors
R
fasten the seat belt
There is a risk of an accident.
Adjust the driver's seat, head restraint, steering wheel and mirror and fasten your seat belt
before starting the engine.
Seats
R
you should have a good overview of traffic
conditions.
R
the seat belt is pulled snugly against the body
and is routed across the center of your shoulder and across your hips in the pelvic area.
Further related subjects:
R
Adjusting the seats electrically (Y page 94).
R
Adjusting the steering wheel electrically
Y page 99).
(
R
Fastening the seat belt correctly (Y page 44).
R
Adjusting the rear-view mirror and exterior
mirrors (
R
Storing the seat, steering wheel and exterior
mirror settings using the memory function
(
Seats
Important safety notes
G
Children could become trapped if they adjust
the seats, particularly when unattended.
There is a risk of injury.
When leaving the vehicle, always take the
SmartKey withyou and lock the vehicle. Never
leave children unsupervised in the vehicle.
Y page 101).
Y page 104).
WARNING
93
Observe the following when adjusting steering
wheel :, seat belt ; and driver's seat =:
R
you are as far away from the driver's air bag as
possible.
R
you are sitting in a normal upright position.
R
your thighs are slightly supported by the seat
cushion.
R
your legs are not entirely stretched and you
can depress the pedals properly.
R
the back of your head is supported at eye level
by the center of the head restraint.
R
you can hold the steering wheel with your
arms slightly bent.
R
you can move your legs freely.
R
you can see all the displays in the instrument
cluster clearly.
The seats can still be adjusted when there is no
SmartKey in the ignition lock.
WARNING
G
If the head restraints are not installed or not
adjusted correctly, they cannot provide protection as intended. There is an increased risk
of injury in the head and neck area, e.g. in the
event of an accident or when braking.
Always drive with the head restraints installed. Before driving off, make sure for every
vehicle occupant that the center of the head
restraint supports the back of the head at
about eye level.
Observe the safety notes on "Air bags"
(
Y page 46) and "Children in the Vehicle"
Y page 58).
(
Z
Seats, steering wheel and mirrors
Page 96
94
Seats
WARNING
G
You could lose control of your vehicle if you do
the following while driving:
R
adjust the driver's seat, head restraint,
steering wheel or mirrors
R
fasten the seat belt
There is a risk of an accident.
Adjust the driver's seat, head restraint, steering wheel and mirror and fasten your seat belt
before starting the engine.
WARNING
G
If you adjust the seat height carelessly, you or
other vehicle occupants could be trapped and
thereby injured. Children in particular could
accidentally press the electrical seat adjustment buttons and become trapped. There is a
risk of injury.
While moving the seats, make sure that your
hands orother body parts do not get under the
lever assembly of the seat adjustment system.
WARNING
G
When you adjust a seat, you or other vehicle
occupants could become trapped, e.g. on the
seat guide rail. There is a risk of injury.
Make sure when adjusting a seat that no one
Seats, steering wheel and mirrors
has any body parts in the sweep of the seat.
To avoid damage to the seats and the seat
!
heating, observe the following information:
R
keep liquids from spilling on the seats. If
liquid is spilled on the seats, dry them as
soon as possible.
R
if the seat covers are damp or wet, do not
switch on the seat heating. The seat heating should also not be used to dry the seats.
R
clean the seat covers as recommended;
see "Interior care".
R
do not transport heavy loads on the seats.
Do not place sharp objects on the seat
cushions, e.g. knives, nails or tools. The
seats should only be occupied by passengers, if possible.
R
when the seat heating is in operation, do
not cover the seats with insulating materi-
als, e.g. blankets, coats, bags, seat covers,
child seats or booster seats.
Make sure that there are no objects in the
!
footwell under or behind the seats when moving the seats back. There is a risk that the
seats and/or the objects could be damaged.
The head restraints in the front seats are
i
installed with the NECK-PRO system
Y page 55). For this reason, it is not possible
(
to remove the head restraints from the front
seats.
For more information, contact a qualified specialist workshop.
i Further related subjects:
R
Rear bench seat through-loading feature
Y page 245)
(
Adjusting the seats electrically
:
Head restraint height
;
Seat cushion angle
=
Seat height
?
Seat fore-and-aft adjustment
A
Backrest angle
If PRE-SAFE®is activated and the front-
i
passenger seat is in an unfavorable position,
it is moved to a better position.
You can store the seat settings using the
i
memory function (
Vehicles with the through-loading feature: if
i
you fold down a rear seat backrest, the
respective front seat is moved forwards
slightly if necessary. This prevents the seats
from colliding.
Y page 104).
Page 97
Seats
95
Adjusting the head restraints
Important safety notes
WARNING
G
You could lose control of your vehicle if you do
the following while driving:
R
adjust the driver's seat, head restraint,
steering wheel or mirrors
R
fasten the seat belt
There is a risk of an accident.
Adjust the driver's seat, head restraint, steering wheel and mirror and fasten your seat belt
before starting the engine.
WARNING
G
If the head restraints are not installed or not
adjusted correctly, they cannot provide protection as intended. There is an increased risk
of injury in the head and neck area, e.g. in the
event of an accident or when braking.
Always drive with the head restraints installed. Before driving off, make sure for every
vehicle occupant that the center of the head
restraint supports the back of the head at
about eye level.
Adjusting the head restraint height
electrically
X
Slide switch for head restraint height adjustment : up or down in the direction of the
arrow.
Adjusting the luxury head restraints
Do not rotate the head restraints of the front and
rear seats. Otherwise, you cannot adjust the
height and angle of the head restraints to the
correct position.
Using the fore-and-aft adjustment, adjust the
head restraint so that it is as close as possible to
your head.
Observe the important safety notes regarding
the seats (
Y page 93).
To adjust the side bolsters of the head
X
restraint: push or pull right and/or left-hand
side bolster : into the desired position.
To adjust the angle of the head restraint:
X
push or pull the head restraint in the direction
of arrow ;.
Adjust the head restraint so that the back of
i
your head is as close to the head restraint as
possible.
Rear seat head restraints
Important safety notes
WARNING
G
For your protection, drive only with properly
positioned head restraints.
Adjust the head restraints so that they are as
close as possible to your head. This will
Seats, steering wheel and mirrors
Z
Page 98
Seats
96
reduce the potential for injury to the head and
neck in the event of an accident or similar situation.
Whenever the rear seats are occupied, only
drive the vehicle with the head restraints
installed and engaged. Head restraints are
intended to help reduce injuries during an
accident.
Adjusting the rear seat head restraint
angle
X
Pull or push the top of the head restraint until
it is in the desired position.
Removing and installing the rear seat
head restraints
WARNING
G
If the head restraints are not installed or not
adjusted correctly, they cannot provide pro-
Seats, steering wheel and mirrors
tection as intended. There is an increased risk
of injury in the head and neck area, e.g. in the
event of an accident or when braking.
Always drive with the head restraints installed. Before driving off, make sure for every
vehicle occupant that the center of the head
restraint supports the back of the head at
about eye level.
Make sure that the rear window roller sun-
!
blind has been retracted before the rear head
restraints are removed. You could otherwise
damage the roller sunblind.
The head restraints can only be removed if the
rear seat folds forward.
X
To remove:press release catch : and pull
the head restraint out of the guides.
X
To re-install: insert the head restraint so that
the notches on the bar are on the left when
viewed in the direction of travel.
X
Push the head restraint down until you hear it
engage in position.
Adjusting the multicontour seat
The multicontour seat function is only available
for vehicles in Canada.
:
To adjust the thigh cushion
;
To adjust the backrest contour in the lumbar
region
=
To adjust the backrest contour in the upper
back region
?
To adjust the side bolsters of the seat backrest
You can adjust the contour of the front seat
individually so as to provide optimum support
for your back and sides.
Page 99
X
Turn the SmartKey to position 2 in the ignition
lock (
Y page 123).
Adjusting the active multicontour
seat
The active multicontour seat is only available for
the driver's side.
You can adjust the active multicontour seat via
the multimedia system (see the Digital Operator's Manual).
Adjusting the 4-way lumbar support
:
To raise the backrest contour
;
To soften the backrest contour
=
To lower the backrest contour
?
To harden the backrest contour
You can adjust the contour of the front seat
backrests individually to provide optimum support for your back.
Seat heating and seat ventilation
Switching the seat heating on/off
WARNING
G
Repeatedly switching on the seat heating can
cause the seat cushion and backrest pads to
become very hot. The health of persons with
limited temperature sensitivity or a limited
ability to react to excessively high temperatures may be affected or they may even suffer
burn-like injuries. There is a risk of injury.
Therefore, do not switch the seat heating on
repeatedly.
Seats
Driver's and front-passenger seat
Rear seats
The three red indicator lamps in the button indicate the heating level you have selected.
Driver's and front-passenger seat: the system automatically switches down from level 3 to
level 2 after approximately eight minutes.
Rear seat: the system automatically switches
down from level 3 to level 2 after approximately
five minutes.
The system automatically switches down from
level 2 to level 1 after approximately ten
minutes.
The system automatically switches off approximately 20 minutes after it is set to level 1.
X
Turn the SmartKey to position 1 or 2 in the
ignition lock (
X
To switch on: press button : repeatedly
until the desired heating level is set.
X
To switch off: press button : repeatedly
until all the indicator lamps go out.
Y page 123).
97
Seats, steering wheel and mirrors
Z
Page 100
Steering wheel
98
Switching the seat ventilation on/off
Driver's and front-passenger seat
The three blue indicator lamps in the buttons
indicate the ventilation level you have selected.
Problems with the seat heating or seat ventilation
X
Turn the SmartKey to position 1 or 2 in the
ignition lock (
X
To switch on: press button : repeatedly
Y page 123).
until the desired ventilation level is set.
X
To switch off: press button : repeatedly
until all the indicator lamps go out.
If the battery voltage is too low, the seat
i
ventilation may switch off.
You can open the side windows and the slid-
i
ing sunroof using the "Convenience opening"
Y page 88). The seat ventilation of
feature (
the driver's seat automatically switches to the
highest level.
Problem
The seat heating or seat
ventilation has switched
off prematurely or cannot be switched on.
Possible causes/consequences and M Solutions
The on-board voltage is too low because too many electrical consumers are switched on.
X
Switch off electrical consumers that you do not need, such as the
rear window defroster or interior lighting.
Once the battery is sufficiently charged, the seat heating or seat
ventilation can be switched back on manually.
Steering wheel
Important safety notes
Seats, steering wheel and mirrors
WARNING
G
You could lose control of your vehicle if you do
the following while driving:
R
adjust the driver's seat, head restraint,
steering wheel or mirrors
R
fasten the seat belt
There is a risk of an accident.
Adjust the driver's seat, head restraint, steering wheel and mirror and fasten your seat belt
before starting the engine.
WARNING
G
Children could injure themselves if they
adjust the steering wheel. There is a risk of
injury.
When leaving the vehicle, always take the
SmartKey withyou and lock the vehicle. Never
leave children unsupervised in the vehicle.
The electrically adjustable steering wheel can
still be adjusted when there is no SmartKey in
the ignition lock.
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