ignition MERCEDES-BENZ S CLASS 2017 Repair Manual

Display messages
Possible causes/consequences and P Solutions
Front Passenger Air ‐
bag Disabled See
Operator' s Manual The front-passenger fron t air bag is deactivated during th e journey,
eve n though : R
an adult
or R
a person of th e correspondin g statur e is on th e front-passenger seat
If additional force s are applie d to th e seat , th e system may interpret
th e occupant's weigh t as lower than it actually is.
G WARNIN G
The front-passenger air bag does no t deploy during an accident.
There is an increased ris k of injury.X
Pull ove r and stop th e vehicl e safely as soo n as possible, payin g
attention to roa d and traffic conditions.X
Secur e th e vehicl e against rollin g away ( Y
page 162).X
Switc h th e ignition off .X
Hav e th e occupant get out of th e vehicle.X
Kee p th e seat unoccupied , close th e front-passenger door and
switch on th e ignition .X
Observ e th e PASSENGER AI R BA G indicator lamp s in th e center
console and th e multifunction display and chec k th e following:
Seat unoccupied and ignition switched on :R
a self-diagnosis is carrie d out . The PASSENGER AI R BA G OF F and
PASSENGER AI R BA G ON indicator lamp s mus t ligh t up simulta-
neousl y for approximately six seconds R
th e PASSENGER AI R BA G OF F indicator lamp mus t then ligh t up
and remain lit after th e s elf-diagnosis . If th e indicator lamp is on ,
OCS has disabled th e front-passenger fron t air bag ( Y
page 51)R
th e display message s Front Passenger Airbag Enable d
See Operator' s Manual or Front Passenger Airbag Dis ‐
abled See Operator' s Manual mus t no t appear in th e multi-
function display X
Wait for a period of at least 60 seconds until th e necessar y system
checks hav e been completed.X
Mak e sur e that th e display message s do no t appear in th e multi-
function display.
If these condition s are fulfilled , th e front-passenger seat can be occu-
pied again . Whether th e PASSENGER AI R BA G OF F indicator lamp
remain s lit or goe s out depend s on how OCS classifies th e occupant .
If th e condition s are no t fulfilled , th e system is no t operating correctly.X
Visit a qualified specialist workshop immediately.
Fo r further information about th e Occupant Classification System, see
( Y
page 51).
Front Passenger Air ‐
bag Enable d See
Operator' s Manual The front-passenger fron t air bag is enabled during th e journey, eve n
though : R
a child, a small adult or an objec t weighing less than th e system' s
weigh t threshold is locate d on th e front-passenger seatDisplay messages 23 9
On-board computer and displays Z

Display messages
Possible causes/consequences and P Solutions
or R
th e front-passenger seat is unoccupied
The system may detec t objects or force s applyin g additional weigh t on
th e seat .
G WARNIN G
The front-passenger fron t air bag may deploy unintentionally.
There is an increased ris k of injury.X
Pull ove r and stop th e vehicl e safely as soo n as possible, payin g
attention to roa d and traffic conditions.X
Secur e th e vehicl e against rollin g away ( Y
page 162).X
Switc h th e ignition off .X
Ope n th e front-passenger door .X
Remove th e child and th e child restrain t system from th e front-
passenger seat .X
Mak e sur e that there are no objects on th e seat addin g to th e
weight.
The system may otherwise detec t th e additional weigh t and inter-
pre t th e seat occupant's weigh t as greate r than it actually is.X
Kee p th e seat unoccupied , close th e front-passenger door and
switch on th e ignition .X
Observ e th e PASSENGER AI R BA G indicator lamp s in th e center
console and th e multifunction display and chec k th e following:
Seat unoccupied and ignition switched on :R
a self-diagnosis is carrie d out . The PASSENGER AI R BA G OF F and
PASSENGER AI R BA G ON indicator lamp s ligh t up simultaneousl y
for approximately six seco ndsR
th e PASSENGER AI R BA G OF F indicator lamp mus t then ligh t up
and remain lit after th e self-diagnosis . If th e indicator lamp is on ,
OCS (Occupant Classification System) has disabled th e front-
passenger fron t air bag ( Y
page 51 )R
th e display message s Front Passenger Airbag Enable d
See Operator' s Manual or Front Passenger Airbag Dis ‐
abled See Operator' s Manual mus t no t appear in th e multi-
function display X
Wait for a period of at least 60 seconds until th e necessar y system
checks hav e been completed.X
Mak e sur e that th e display message s do no t appear in th e multi-
function display.
If these condition s are fulfilled , th e front-passenger seat can be occu-
pied again . Whether th e PASSENGER AI R BA G OF F indicator lamp
remain s lit or goe s out depend s on how OCS classifies th e occupant .
If th e condition s are no t fulfilled , th e system is no t operating correctly.X
Visit a qualified specialist workshop immediately.
Fo r further information about th e Occupant Classification System, see
( Y
page 51).240
Display messages
On-board computer and displays

Display messages
Possible causes/consequences and P Solutions
Active Lan e Keepin g
Assist Inoperative Active Lan e Keepin g Assis t is malfunctioning .X
Visit a qualified specialist workshop .
Active Blind Spo t
Assist Currently
Unavailable See
Operator' s Manual Active Blind Spot Assis t is temporarily inoperative.
Possibl e causes are: R
th e radar sensor system is outside th e operating temperature rangeR
th e radar sensor system is temporarily inoperative, e.g. due to elec -
tromagneti c radiation emitted by nearby TV or radi o station s or
other source s of electromagneti c radiation
Whe n th e causes state d abov e no longer apply, th e display message
disappears.
Active Blind Spot Assis t is operational again .
If th e display message does no t disappear :X
Pull ove r and stop th e vehicl e safely as soo n as possible, payin g
attention to roa d and traffic conditions.X
Secur e th e vehicl e against rollin g away ( Y
page 162).X
Restart th e engine.
Active Blind Spo t
Assist Inoperative Active Blind Spot Assis t is malfunctioning .X
Visit a qualified specialist workshop .
Par k Assist Canceled The driver's door is open .X
Repeat th e parking gap measuremen t and parking process wit h th e
driver's door closed .
You touched th e multifunction steering whee l while steering inter-
vention was active .X
Whil e steering intervention is active , mak e sur e that th e multifunc-
tion steering whee l is no t touched unintentionally.
The vehicl e has started to skid and ES P ®
has intervened.X
Use Active Parking Assis t again later ( Y
page 186).
Par k Assist Inoper ‐
ative PARKTRONI C is malfunctioning or faulty.X
Follow th e instruction s and helpful hints in th e "Problem s wit h
PARKTRONIC" section ( Y
page 186).
If th e multifunction display still shows th e display message :X
Visit a qualified specialist workshop .
Active Parking Assis t is unavailable or faulty.X
Switc h off th e ignition and restar t th e engine.
If Active Parking Assis t continues to be unavailable (the ] symbol is
no t shown in th e multifunction display):X
Visit a qualified specialist workshop .Display messages 24 7
On-board computer and displays Z

Extending/retracting from the rear X
Turn the SmartKey to position 1 or 2 in the
ignition lock ( Y
page 145).X
To extend: pull switch C upwards and let go.
The roller sunblind extends fully. X
To stop extending: press switch C down-
wards briefly.
The roller sunblind stops briefly and then
retracts again. X
To retract: press switch C downwards
beyond the point of resistance and let go.
The roller sunblind retracts fully. X
To stop retracting: pull switch C up.
The roller sunblind stops briefly and then
extends again.
When the override feature for the rear side win-
dows is activated ( Y
page 65), the

Always hold the cigarette lighter by the knob.
Always make sure that the cigarette lighter is
out of reach of children. Never leave children
unsupervised in the vehicle.
Your attention must always be focused on the
traffic conditions. Only use the cigarette lighter
when road and traffic conditions permit.
Cigarette lighter in the front compart-
ment
Front cigarette lighter (example:
Mercedes ‑ Maybach)X
Turn the SmartKey to position 2 in the ignition
lock ( Y
page 145).X
To open: briefly press marking

Vehicles with individual seats in the rear
Example: Sedan X
Press lid C of the socket compartment
briefly.
The socket compartment opens. X
Press in cigarette lighter D .
Cigarette lighter D will pop out automatically
when the heating element is red-hot.
12 V sockets
General notes X
Turn the SmartKey to position 1 in the ignition
lock ( Y
page 145).
The sockets can be used for accessories with a
maximum draw of 180 W (15 A). Accessories
include such items as chargers for mobile
phones.
If you use the sockets for long periods when the
engine is switched off, the battery may dis-
charge.
An emergency cut-out ensures that the on-
board voltage does not drop too low. If the on-
board voltage is too low, the power to the sock-
ets is automatically cut. This ensures that there
is sufficient power to start the engine. Socket in the front center console X
To open: briefly press marking

Vehicles with a Rear Seat Entertainment Sys-
tem: X
To open: briefly press cover D at the top.
The compartment opens. X
Lift up the cover of socket C .X
To close: press cover D closed until it locks.
On vehicles with a 115 V socket, there is no 12
V socket in the center console in the rear com-
partment.
Vehicles with individual seats in the rear
Example: Sedan X
Press lid C of the socket compartment
briefly.
The socket compartment opens. X
Lift up the cover of socket D . Socket in the trunk X
Lift up the cover of socket C .
115 V socket
Important safety notes
G DANGER
When a suitable device is connected, the
115 V power socket will be carrying a high
voltage. You could receive an electric shock if
the connector cable or the 115 V power
socket is pulled out of the trim or is damaged
or wet. There is a risk of fatal injury. R
Use only connector cables that are dry and
free of damage. R
When the ignition is off, make sure that the
115 V power socket is dry. R
Have the 115 V power socket checked or
replaced immediately at a qualified speci-
alized workshop if it is damaged or has been
pulled out of the trim. R
Never plug the connector cable into a 115 V
power socket that is damaged or has been
pulled out of the trim.
G DANGER
If you reach into the power socket or plug
inappropriate devices into the power socket,
you could receive an electric shock. There is a
risk of fatal injury.
Only connect appropriate devices to the
power socket. Features 297
Stowage and features Z

! Note that work and repairs on the 115 V
power socket should only be carried out by
qualified specialist personnel.
General notes The 115 V power socket provides an alternating
voltage of 115 V so that small electronic devices
can be connected. These devices, such as
games consoles, chargers and laptops, must not
consume more than a maximum of 150 watts
altogether.
Requirements for operation of these devices: R
the electronic device that you connect has a
suitable connector and conforms to stand-
ards specific to the country you are in. R
the plug of the electronic device is plugged
correctly into 115 V power socket. R
the maximum wattage of the device to be
connected must not exceed 150 watts. R
the on-board power supply is within a permis-
sible voltage range. R
the 12 V sockets in the center console in the
front compartment ( Y
page 296) and in the
trunk are functional ( Y
page 297).
Using the 115 V power socket The 115 V socket is in the center console in the
rear compartment on vehicles with a rear bench
seat or electrically adjustable rear seats. X
To switch on: switch the ignition on. X
Open flap

Specifying and sending the destination
address X
Go to the website http://maps.google.com
and enter a destination address into the entry
field. X
To send the destination address to the e-
mail address of your mbrace account:
click on the corresponding button on the web-
site.
Example:
If you select 'Send to vehicle' and then
'Mercedes-Benz', the destination address will
be sent to your vehicle. X
When the "Send" dialog window appears:
Enter the e-mail address you specified when
setting up your mbrace account into the cor-
responding field. X
Click "Send".
Information on specific commands such as
"Address entry" or "Send" can be found on the
website.
Calling up a transmitted destination
address X
Turn the SmartKey to position 2 in the ignition
lock ( Y
page 145).
The transmitted destination address is loaded
into the vehicle's navigation system.
A display message appears, asking whether
navigation should be started. X
Select Yes by turning 3 or sliding 1
the controller and confirm with 7 .
The system calculates the route and subse-
quently starts the route guidance with the
address entered.
If you select No the address can be stored in
the address book.
If you have sent more than one destination
address, each individual destination must be
confirmed separately.
Destination addresses are loaded in the same
order as the order in which they were sent.
If you own multiple Mercedes-Benz vehicles with
mbrace and activated mbrace accounts:
If multiple vehicles are registered under the
same e-mail address, the destination will be
sent to all the vehicles. Vehicle remote opening You can use the vehicle remote opening if you
have unintentionally locked your vehicle and a
replacement SmartKey is not available.
The vehicle can be opened by the Mercedes-
Benz Customer Assistance Center.
The vehicle can be immediately opened
remotely within four days of the ignition being
turned off. After this time, the remote unlocking
may be delayed by 15 to 60 minutes. After
30 days, the vehicle can no longer be opened
remotely.
The vehicle remote unlocking feature is availa-
ble if the relevant mobile phone network is avail-
able and a data connection is possible. X
Contact the following service hotlines:
Mercedes-Benz Customer Assistance Center
at 1-800-FOR-MERCedes (1-800-367-6372)
or 1-866-990-9007
You will be asked for your password. X
Return to your vehicle at the time agreed upon
with the Mercedes-Benz Customer Assis-
tance Center.
Alternatively, the vehicle can be opened via: R
the Internet, under the "Owners Online" sec-
tion R
telephone applications (e.g. for iPhone ®
,
Android™)
To do this, you will need your identification num-
ber and password.
Vehicle remote closing The vehicle remote-closing feature can be used
when you have forgotten to lock the vehicle and
you are no longer nearby.
The vehicle can then be locked by the Mercedes-
Benz Customer Assistance Center.
The vehicle can be immediately remotely locked
within four days of the ignition being turned off.
After this time, remote closing may be delayed
by 15 to 60 minutes. After 30 days the vehicle
can no longer be valet locked remotely.
The vehicle remote closing feature is available if
the relevant mobile phone network is available
and a data connection is possible. X
Contact the following service hotlines: Features 305
Stowage and features Z

Mercedes-Benz Customer Assistance Center
at 1-800-FOR-MERCedes (1-800-367-6372)
or 1-866-990-9007
You will be asked for your password.
The next time you are inside the vehicle and you
switch on the ignition, the Doors Locked
Remotely message appears in the multifunction
display.
Alternatively, the vehicle can be locked via: R
the Internet, under the "Owners Online" sec-
tion R
telephone applications (e.g. for iPhone ®
,
Android™)
To do this, you will need your identification num-
ber and password.
Stolen vehicle recovery service If your vehicle has been stolen: X
Notify the police.
The police will issue a numbered incident
report. X
This number will be forwarded to the
Mercedes-Benz Customer Assistance Center
together with your PIN.
The Mercedes-Benz Customer Assistance
Center then tries to locate the system. The
Mercedes-Benz Customer Assistance Center
contacts you and the local law enforcement
agency if the vehicle is located.
However, only the law enforcement agency is
informed of the location of the vehicle.
If the anti-theft alarm system is activated for
longer than 30 seconds, the Mercedes-Benz
Customer Assistance Center is automatically
notified.
Vehicle Health Check With the Vehicle Health Check, the Customer
Assistance Center can provide improved sup-
port for problems with your vehicle. During an
existing call, vehicle data is transferred to the
Customer Assistance Center.
The customer service representative can use
the received data to decide what kind of assis-
tance is required. You are then, for example,
guided to the nearest Mercedes-Benz Service
Center or a recovery vehicle is called.
If vehicle data needs to be transferred during an
Info call or a Roadside Assistance call, this is
initiated by the Customer Assistance Center. You will see the Roadside Assistance Con‐
nected message in the display. If the Vehicle
Health Check can be started, the Request for
Vehicle Diagnostics Received Start
vehicle diagnostics? message appears in
the display. X
Press the Yes button to confirm the message. X
When the Vehicle Diagnostics Please
Start Ignition message appears: turn the
SmartKey to position 2 in the ignition lock
( Y
page 145). X
If the Please follow the instructions
received by phone and move your vehi‐
cle to a safe position. message
appears: please follow the instructions
received by phone and move your vehicle to a
safe position.
The message in the display disappears.
The vehicle operating state check begins. You
will see the Vehicle Diagnostics Active
message.
If you select Cancel
, the Vehicle Health
Check is canceled completely.
When the check is complete, the Sending
vehicle diagnostics data. (Voice con‐
nection may be interrupted during
data transfer) message appears. The vehicle
data can now be sent. X
Press the OK button to confirm the message.
The voice connection with the Customer
Assistance Center is terminated.
The Vehicle Diagnostics: Transfer‐
ring Data... message appears.
The vehicle data is sent to the Customer
Assistance Center.
Depending on what the customer service rep-
resentative agreed with you, the voice connec-
tion is re-established after the transfer is com-
plete. If necessary, you will be contacted at a
later time by another means, e.g. by e-mail or
phone.
Another function of the Vehicle Health Check is
the transfer of service data to the Customer
Assistance Center. If a service is due, the display
shows a message to this effect together with
information about any special offers at your
workshop.
This information can also be called up under
"Owners Online" at http://www.mbusa.com.
Information on the data stored in the vehicle
( Y
page 31).306
Features
Stowage and features