2016 MERCEDES-BENZ S CLASS warning

Outside temperature display You should pay special attention to road condi-
tions when temperatures are around freezing
point.
Bear in mind that the outside temperature dis-
play indicates the temperature measured and
does not record the road temperature.
The outside temperature display is in the multi-
function display ( Y
page 258).
There is a short delay before a change in outside
temperature is shown in the multifunction dis-
play.
Coolant temperature display
G WARNING
Opening the hood when the engine is over-
heated or when there is a fire in the engine
compartment could expose you to hot gases
or other service products. There is a risk of
injury.
Let an overheated engine cool down before
opening the hood. If there is a fire in the
engine compartment, keep the hood closed
and contact the fire department.
! A display message is shown if the coolant
temperature is too high.
If the coolant temperature is above 257 ‡
(125 †) do not drive any further. The engine
will otherwise be damaged.
All vehicles except PLUG ‑ IN HYBRID vehicles:
the coolant temperature gauge is in the lower
area of the tachometer ( Y
page 33).
PLUG-IN HYBRID vehicles: the multifunction dis-
play shows the coolant temperature in the
Coolant submenu ( Y
page 269).
Under normal operating conditions and with the
specified coolant level, the coolant temperature
may rise to 255 ‡ (124 †). Operating the on-board computer
C
Multifunction display D
Right control panel

R
Distance warning and the autonomous
braking function COLLISION PREVENTION
ASSIST PLUS ( Y
page 71)R
PRE-SAFE ®
Brake ( Y
page 75)R
Active Blind Spot Assist ( Y
page 234)R
ATTENTION ASSIST ( Y
page 228)R
Active Lane Keeping Assist ( Y
page 237)X
Press d to display the ATTENTION ASSIST
assessment.
Service menu
Introduction
Depending on the equipment installed in the
vehicle, you have the following options in the
Service menu:R
Calling up display messages in message
memory ( Y
page 277)R
Restarting the tire pressure loss warning sys-
tem ( Y
page 394)R
Checking the tire pressure electronically
( Y
page 390) R
Calling up the service due date ( Y
page 358).R
Displaying the coolant temperature (PLUG-IN
HYBRID vehicles) ( Y
page 269)R
Checking the oil level using the on-board com-
puter ( Y
page 355) (only S 600, Mercedes-
Maybach S 600 and Mercedes-AMG S 65
models)
Displaying the coolant temperature
The Coolant menu is only available on PLUG ‑ IN
HYBRID vehicles. X
Press the

G WARNING
If you deactivate ESP ®
, ESP ®
no longer sta-
bilizes the vehicle. There is an increased risk
of skidding and an accident.
Only deactivate ESP ®
in the situations descri-
bed in the following.
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
For further information about ESP ®
, see
( Y
page 73). X
Start the engine. X
Press the

Display messages
Possible causes/consequences and P Solutions
I (USA
only)
$ ( Canada
only)
Tur n On the Igni‐
tio n to Releas e the
Parkin g Brake The red I (US A only) or $ (Canada only) indicator lamp lights
up.
You attempte d to release th e electric parking brak e while th e ignition
was switched off .X
Switc h on th e ignition .
I (USA
only)
$ ( Canada
only)
Please
Releas e Park‐
ing Brake The red I (US A only) or $ (Canada only) indicator lamp flashes
and a warning tone sounds. A condition for automatic release of th e
electric parking brak e is no t fulfilled ( Y
page 190).
You are drivin g wit h th e electric parking brak e applied.X
Releas e th e electric parking brak e manually.
The red I (US A only) or $ (Canada only) indicator lamp flashes
and a warning tone sounds.
You are usin g th e electric parking brak e for emergenc y braking
( Y
page 190).
I (USA
only)
$ ( Canada
only)
Parkin g Brake See
Operator' s Manual The yellow $ warning lamp lights up.
The electric parking brak e is malfunctioning .
To apply : X
Switc h th e ignition off .X
Press th e electric parking brak e handle for at least te n seconds.X
Shift th e transmission to position P .X
Consult a qualified specialist workshop .
The yellow $ warning lamp and th e red I (US A only) or $
(Canada only) indicator lamp ligh t up.
The electric parking brak e is malfunctioning .
To release: X
Switc h off th e ignition and tur n it bac k on .X
Releas e th e electric parking brak e manually.
or X
Releas e th e electric parking brak e automatically ( Y
page 190).
If th e electric parking brak e still canno t be released:X
Do no t drive on .X
Consult a qualified specialist workshop .Display messages 28 1
On-board computer and displays Z

Display messages
Possible causes/consequences and P Solutions
The red I (US A only) or $ (Canada only) indicator lamp flashes
and th e yellow $ warning lamp lights up.
The electric parking brak e is malfunctioning .
To release: X
Switc h off th e ignition and tur n it bac k on .X
Releas e th e electric parking brak e manually.
To apply : X
Switc h off th e ignition and tur n it bac k on .X
Apply th e electric parking brak e manually.
If th e red I (US A only) or $ (Canada only) indicator lamp con-
tinue s to flash: X
Do no t drive on .X
Secur e th e vehicl e against rollin g away ( Y
page 406).X
Shift th e transmission to position P .X
Turn th e fron t wheels toward s th e curb.X
Consult a qualified specialist workshop .
The yellow $ warning lamp lights up. The red I (US A only)
or $ (Canada only) indicator lamp flashes for about te n seconds
after th e electric parking brak e has been applie d or released. It then
goe s out or remain s lit .
The electric parking brak e is malfunctioning .X
Switc h off th e ignition and tur n it bac k on .X
Apply th e electric parking brake.
If it is no t possibl e to engage th e electric parking brake:X
Shift th e transmission to position P .X
Visit a qualified specialist workshop .
If it is no t possibl e to release th e electric parking brake:X
Releas e th e electric parking brak e automatically ( Y
page 190).
If th e electric parking brak e still canno t be released:X
Consult a qualified specialist workshop .
The yellow $ warning lamp lights up. If you manually apply or
release th e electric parking brake, th e red I (US A only) or $
(Canada only) indicator lamp flashes .
The electric parking brak e is malfunctioning . It is no t possibl e to apply
th e electric parking brak e manually.X
Shift th e transmission to position P .X
Visit a qualified specialist workshop .282
Display messages
On-board computer and displays

Display messages
Possible causes/consequences and P Solutions
I (USA
only)
$ ( Canada
only)
Parkin g Brake Inop‐
erativ e The yellow $ warning lamp lights up. The red I (US A only)
or $ (Canada only) indicator lamp flashes for about te n seconds
after th e electric parking brak e has been applie d or released. It then
goe s out or remain s lit .
The electric parking brak e is malfunctioning , e.g. because of over-
voltag e or undervoltage. X
Remove th e caus e for th e overvoltage or undervoltage, e.g. by
charging th e battery or restarting th e engine.X
Engage or release th e electric parking brake.
If it remain s impossible to apply or release th e electric parking brake:X
Switc h off th e ignition and tur n it bac k on .X
Engage or release th e electric parking brake.
If th e electric parking brak e still canno t be released:X
Consult a qualified specialist workshop .
If th e electric parking brak e still canno t be applied:X
Visit a qualified specialist workshop .
The yellow $ warning lamp lights up and th e red I (US A only)
or $ (Canada only) indicator lamp flashes .
It is no t possibl e to apply th e electric parking brak e manually.X
Shift th e transmission to position P .X
Visit a qualified specialist workshop .
' (USA
only)
M ( Canada
only)
Check Brake Fluid
Level There is no t enough brak e flui d in th e brak e fluid reservoir .
In addition , th e ' (US A only) or M (Canada only) warning lamp
lights up in th e instrumen t cluste r and a warning tone sounds.
G WARNIN G
The braking effec t may be impaired.
There is a ris k of an accident.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. Do no t continu e drivin g
under any circumstances. X
Secur e th e vehicl e against rollin g away ( Y
page 189).X
Consult a qualified specialist workshop .X
Do no t add brak e fluid . This does no t correc t th e malfunction .
& Check Brake Pad Wea r The brak e pads/linings hav e reached their wear limit.
US A only: th e red ' brak e system warning lamp also lights up while
th e engin e is running. X
Visit a qualified specialist workshop .
S Inoperative On e or mor e main features of th e mbrace system are malfunctioning .X
Visit a qualified specialist workshop .Display messages 28 3
On-board computer and displays Z

Display messages
Possible causes/consequences and P Solutions
Radar Sensor s Dirty
See Operator' s Man ‐
ual At least on e of th e followin g drivin g systems or drivin g safet y systems
is temporarily restricted or inoperative: R
PRE-SAF E ®
PLU SR
PRE-SAF E ®
BrakeR
COLLISION PREVENTION ASSIST PLU SR
Active Lan e Keepin g Assis tR
Active Blind Spot Assis tR
DISTRONI C PLU S wit h Steering Assis t and Stop&Go Pilo t
If th e radar sensor system in fron t is dirty, Active Blind Spot Assis t will
no t perfor m a course-correcting brak e application .
Possibl e causes are: R
th e sensor s in th e radiato r trim and/o r in th e bumpers are dirtyR
th e function of th e drivin g system and/o r drivin g safet y system is
impaire d due to heav y rain or snow.
A warning tone also sounds.
Whe n th e causes state d abov e no longer apply, th e display message
disappears. Al l drivin g systems and drivin g safet y systems are oper -
ative 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 189).X
Switc h off th e engine.X
Clean th e sensor s in th e followin g location s ( Y
page 362):R
in th e radiato r trimR
in th e fron t bumper R
in th e rear bumper, particularly in th e middle of th e rear bumperX
Restart th e engine.
The display message disappears.
Check Lef t Rea r
Bel t See Operator' s
Manual or Check
Right Rea r Bel t See
Operator' s Manual The seat belt buckl e extender on th e right or lef t of th e rear compart-
men t is no t in th e predefine d position . The belt strap may be jammed
in th e belt tongue.
G WARNIN G
If th e seat belt buckl e extender is no t in th e predefine d position , th e
seat belt canno t provid e th e intended level of protection .
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
Releas e th e jamming.X
Repeat th e seat belt fastenin g procedure .Display messages 28 5
On-board computer and displays Z

Display messages
Possible causes/consequences and P Solutions
u SRS Malfunction Ser ‐
vic e Required The restrain t system is faulty. The u warning lamp also lights up in
th e instrumen t cluster.
G WARNIN G
The air bags or Emergency Tensioning Devices may either be triggered
unintentionally or, in th e event of an accident, may no t be triggered .
There is an increased ris k of injury.X
Visit a qualified specialist workshop immediately.
Fo r further information about th e restrain t system, see ( Y
page 44) .
u Front Lef t Malfunc‐
tio n Servic e
Required or Front
Right Malfunction
Servic e Required The restrain t system has malfunctioned at th e fron t on th e lef t or right .
The u warning lamp also lights up in th e instrumen t cluster.
G WARNIN G
The air bags or Emergency Tensioning Devices may either be triggered
unintentionally or, in th e event of an accident, may no t be triggered .
There is an increased ris k of injury.X
Visit a qualified specialist workshop immediately.
u Rea r Lef t Malfunc‐
tio n Servic e
Required or Rea r
Right Malfunction
Servic e Required The restrain t system has malfunctioned at th e rear on th e lef t or right .
The u warning lamp also lights up in th e instrumen t cluster.
G WARNIN G
The air bags or Emergency Tensioning Devices may either be triggered
unintentionally or, in th e event of an accident, may no t be triggered .
There is an increased ris k of injury.X
Visit a qualified specialist workshop immediately.
u Rea r Lef t Malfunc‐
tio n Servic e
Required or Rea r
Right Malfunction
Servic e Required G WARNIN G
If th e seat belt buckl e extender is no t in th e predefine d position , th e
seat belt canno t provid e th e intended level of protection .
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
Perfor m th e specified assistanc e measures when display message
Check Lef t Rea r Bel t See Operator' s Manual or Check
Right Rea r Bel t See Operator' s Manual is shown
( Y
page 285).
If th e display message does no t disappear :X
Visit a qualified specialist workshop immediately. Display messages 28 7
On-board computer and displays Z