2014 MERCEDES-BENZ SLS AMG COUPE ECU

Seat belts
Problem Possible causes/consequences and
M
MSolutions 7
After starting
the engine, the
red seat belt
warning lamp
lights up for
6 seconds. The seat belt warning lamp reminds the driver and front passenger
to fasten their seat belts.
X
Fasten your seat belt (Y page 49).7
After starting
the engine, the
red seat belt
warning lamp
lights up. In
addition, a
warning tone
sounds for up to
6 seconds. The driver's seat belt is not fastened.
X
Fasten your seat belt (Y page 49).
The warning tone ceases. 7
The red seat belt
warning lamp
lights up after
the engine
starts, as soon
as the driver's
door or the
front-passenger
door is closed. The driver or front passenger has not fastened their seat belt.
X
Fasten your seat belt (Y page 49).
The warning lamp goes out. There are objects on the front-passenger seat.
X
Remove the objects from the front-passenger seat and stow
them in a secure place.
The warning lamp goes out. 7
The red seat belt
warning lamp
flashes and an
intermittent
audible warning
sounds. The driver or front passenger has not fastened their seat belt. The
vehicle is being driven faster than 15 mph (25 km/h) or has briefly
been driven faster than 15 mph (25 km/h).
X
Fasten your seat belt (Y page 49).
The warning lamp goes out and the intermittent audible warning
ceases. There are objects on the front-passenger seat. The vehicle is being
driven faster than 15 mph (25 km/h) or has briefly been driven
faster than 15 mph (25 km/h).
X
Remove the objects from the front-passenger seat and stow
them in a secure place.
The warning lamp goes out and the intermittent audible warning
ceases. Warning and indicator lamps in the instrument cluster
191On-board computer and displays Z

Tires
Problem Possible causes/consequences and
M
MSolutions h
The yellow tire
pressure
monitor warning
lamp (pressure
loss/
malfunction) is
lit. The tire pressure monitor has detected a loss of pressure in at
least one of the tires.
G WARNING
With tire pressures which are too low, there is a risk of the
following hazards:
R they may burst, especially as the load and vehicle speed
increase.
R they may wear excessively and/or unevenly, which may greatly
impair tire traction.
R the driving characteristics, as well as steering and braking, may
be greatly impaired.
There is a risk of an accident.
X Stop the vehicle without making any sudden steering or braking
maneuvers. Pay attention to the traffic conditions as you do so.
X Secure the vehicle against rolling away (Y page 131).
X Observe the additional display messages in the multifunction
display.
X Check the tires and, if necessary, follow the instructions for a
flat tire (Y page 233).
X Check the tire pressure (Y page 254).
X If necessary, correct the tire pressure. h
The yellow tire pressure
monitor warning lamp
(pressure loss/
malfunction) flashes for
approximately one
minute and then
remains lit.
The tire pressure monitor is faulty.
G WARNING
The system is possibly unable to recognize or register low tire
pressure.
There is a risk of an accident.
X Observe the additional display messages in the multifunction
display.
X Visit a qualified specialist workshop. Warning and indicator lamps in the instrument cluster
197On-board computer and displays Z

Useful information
i This Operator's Manual describes all
models and all standard and optional
equipment of your vehicle available at the
time of publication of the Operator's
Manual. Country-specific differences are
possible. Please note that your vehicle may
not be equipped with all features
described. This also applies to safety-
related systems and functions.
i Please read the information on qualified
specialist workshops (Y page 22).Stowage areas
Stowage space
Important safety notes G
WARNING
If you do not correctly store objects in the
vehicle interior, they can slip or be flung
around, thus striking vehicle occupants.
There is a risk of injury, especially when
braking or abruptly changing directions.
R Always store objects so that they cannot be
flung around in these or in similar
situations.
R Always make sure that objects do not
protrude from stowage compartments,
parcel nets or stowage nets.
R Close lockable stowage compartments
while driving.
R Stow and secure objects that are heavy,
hard, pointy, sharp-edged, fragile or too
large in the trunk. Glove box X
To open: pull handle :and open glove box
flap ;.
X To close: fold glove box flap ;upwards
until it engages.
The glove box can be locked and unlocked
using the mechanical key, e.g. when leaving
your vehicle at a workshop. X
To lock: insert the mechanical key into the
lock and turn it 90° clockwise to position
2.
X To unlock: insert the mechanical key into
the lock and turn it 90° counter-clockwise
to position 1.
i Roadster: the glove box can be locked
and unlocked centrally using the SmartKey
(Y page 62).
i Depending on the vehicle's equipment,
you will find an AUX IN jack or a Media
Interface installed in the glove box. A Media
Interface is a universal interface for
portable audio equipment, e.g. for an 200
Stowage areasStowage and features

Once the connection has been made, the
Call Connected
Call Connected message appears in the
multifunction display.
All important information on the emergency
is transmitted, for example:
R Current location of the vehicle (as
determined by the GPS system)
R Vehicle identification number
R Information on the type of emergency
Shortly after the emergency call has been
initiated, a voice connection is automatically
established between the Mercedes-Benz
Customer Assistance Center and the vehicle
occupants.
R If the vehicle occupants respond, the
Mercedes-Benz Customer Assistance
Center attempts to get more information
on the emergency.
R If there is no response from the vehicle
occupants, an ambulance is immediately
sent to the vehicle.
The mbrace system cannot initiate an
emergency call if a voice connection cannot
be established with the Response Center.
This can occur for instance if the relevant
mobile phone network is not available. The
indicator lamp in the SOS button flashes
continuously.
The Call Failed
Call Failed message appears in the
multifunction display for approximately ten
seconds.
In this case, summon assistance by other
means. Making an emergency call G
WARNING
It can be dangerous to remain in the vehicle,
even if you have pressed the SOS button in an
emergency if:
R you see smoke inside or outside of the
vehicle, e.g. if there is a fire after an
accident
R the vehicle is on a dangerous section of
road
R the vehicle is not visible or cannot easily be
seen by other road users, particularly when
dark or in poor visibility conditions
There is a risk of an accident and injury.
Leave the vehicle immediately in this or
similar situations as soon as it is safe to do
so. Move to a safe location along with other
vehicle occupants. In such situations, secure
the vehicle in accordance with national
regulations, e. g. with a warning triangle. X
To initiate an emergency call
manually: press cover :briefly to open.
X Press SOS button ;briefly.
The indicator lamp in SOS button ;
flashes until the emergency call is
concluded.
X Wait for a voice connection to the
Mercedes-Benz Customer Assistance
Center.
X After the emergency call, close cover :.
i If the mobile phone network is
unavailable, mbrace will not be able to
make the emergency call. If you leave the 206
FeaturesStowage and features

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. X
Slide the seat backwards.
X To install: place the floormat in position.
X Press studs :onto retainers ;.
X To remove: pull the floormat off
retainers ;.
X Remove the floormat. Features
215Stowage and features Z

Adding engine oil
G
WARNING
Certain components in the engine
compartment, such as the engine, radiator
and parts of the exhaust system, can become
very hot. Working in the engine compartment
poses a risk of injury.
Where possible, let the engine cool down and
touch only the components described in the
following. G
WARNING
If engine oil comes into contact with hot
components in the engine compartment, it
may ignite. There is a risk of fire and injury.
Make sure that engine oil is not spilled next
to the filler neck. Let the engine cool down
and thoroughly clean the engine oil off the
components before starting the engine. H
Environmental note
When adding oil, take care not to spill any. If
oil enters the soil or waterways, it is harmful
to the environment.
! Only use engine oils and oil filters that
have been approved for vehicles with a
service system. You can obtain a list of the
engine oils and oil filters tested and
approved in accordance with the
Mercedes-Benz Specifications for Service
Products at any Mercedes-Benz Service
center.
Damage to the engine or exhaust system is
caused by the following:
R using engine oils and oil filters that have
not been specifically approved for the
service system
R replacing engine oil and oil filters after
the interval for replacement specified by
the service system has been exceeded
R using engine oil additives.
! Do not add too much oil. adding too much
engine oil can result in damage to the engine or to the catalytic converter. Have
excess engine oil siphoned off.
X
Unscrew and remove oil filler cap :with
the integrated dipstick.
X Add engine oil.
If the oil level is at or below the MIN mark
on the oil dipstick, add 1.1 US qt (1.0 l) of
engine oil.
X Replace cap :on the filler neck and
tighten clockwise.
Ensure that the cap locks into place
securely.
X Check the oil level again with the oil
dipstick (Y page 219).
You will find further information about engine
oil in the "Technical data" section
(Y page 281). Additional service products
Checking coolant level G
WARNING
Certain components in the engine
compartment, such as the engine, radiator
and parts of the exhaust system, can become
very hot. Working in the engine compartment
poses a risk of injury.
Where possible, let the engine cool down and
touch only the components described in the
following. 220
Engine compartmentMaintenance and care

!
Hold the wiper arm securely when folding
back. The windshield could be damaged if
the wiper arm smacks against it suddenly.
Cleaning the exterior lighting X
Clean the plastic lenses of the exterior
lighting using a wet sponge and a mild
cleaning agent, e.g. Mercedes-Benz car
shampoo or cleaning cloths.
! Only use cleaning agents or cleaning
cloths which are suitable for plastic light
lenses. Unsuitable cleaning agents or
cleaning cloths could scratch or damage
the plastic light lenses.
Cleaning the mirror turn signals !
Only use cleaning agents or cleaning
cloths that are suitable for plastic lenses.
Unsuitable cleaning agents or cleaning
cloths could scratch or damage the plastic
lenses of the mirror turn signals.
X Clean the plastic lenses of the mirror turn
signals in the exterior mirror housing using
a wet sponge and a mild cleaning agent,
e.g. Mercedes-Benz car shampoo or
cleaning cloths.
Cleaning the sensors !
If you clean the sensors with a power
washer, make sure that you keep a
distance of at least 11.8 in (30 cm) between
the vehicle and the power washer nozzle.
Information about the correct distance is
available from the equipment
manufacturer. X
Clean sensors :of the driving systems
with water, car shampoo and a soft cloth.
Cleaning the rear view camera X
Use clear water and a soft cloth to clean
camera lens :.
! Do not clean the camera lens and the area
around the rear view camera with a power
washer.
Cleaning the exhaust pipes !
Do not clean the exhaust pipe with acid-
based cleaning agents such as sanitary
cleansers or wheel cleaners.
X Clean the exhaust pipe with a chrome care
product tested and approved by Mercedes-
Benz. 228
CareMaintenance and care

special collection point for
used batteries.
! Have the battery checked regularly at a
qualified specialist workshop.
Observe the service intervals in the
Maintenance Booklet or contact a qualified
specialist workshop for more information.
! You should have all work involving the
battery carried out at a qualified specialist
workshop. In the exceptional case that it is
necessary for you to disconnect the battery
yourself, make sure that:
R you switch off the engine and remove the
SmartKey. On vehicles with KEYLESS-
GO, ensure that the ignition is switched
off. Check that all the indicator lamps in
the instrument cluster are off. Otherwise,
electronic components, such as the
alternator, may be damaged.
R you first remove the negative terminal
clamp and then the positive terminal
clamp. Never swap the terminal clamps.
Otherwise, the vehicle's electronic
system may be damaged.
R the transmission is locked in position P
after disconnecting the battery. The
vehicle is secured against rolling away.
You can then no longer move the vehicle.
The battery and the cover of the positive
terminal clamp must be installed securely
during operation.
Comply with safety precautions and take
protective measures when handling
batteries. Risk of explosion.
Fire, open flames and smoking are
prohibited when handling the
battery. Avoid creating sparks. Battery acid is caustic. Avoid
contact with skin, eyes or clothing. Wear suitable protective clothing,
especially gloves, apron and
faceguard.
Rinse any acid spills immediately
with clear water. Contact a
physician if necessary. Wear eye protection.
Keep children away.
Observe this Operator's Manual.
For safety reasons, Mercedes-Benz
recommends that you only use batteries
which have been tested and approved for
your vehicle by Mercedes-Benz. These
batteries provide increased impact
protection to prevent vehicle occupants from
suffering acid burns should the battery be
damaged in the event of an accident.
In order for the battery to achieve the
maximum possible service life, it must always
be sufficiently charged.
The vehicle battery, like other batteries, can
discharge over time if you do not use the
vehicle. In this case, have the battery
disconnected at a qualified specialist
workshop. You can also charge the battery
with a charger recommended by Mercedes-
Benz. Contact a qualified specialist workshop
for further information.
Have the battery condition of charge checked
more frequently if you use the vehicle mainly
for short trips or if you leave it standing idle
for a lengthy period. Consult a qualified
specialist workshop if you wish to leave your
vehicle parked for a long period of time.
i Remove the SmartKey if you park the
vehicle and do not require any electrical
consumers. The vehicle will then use very 238
Battery (vehicle)Breakdown assistance