waves. This may cause the maximum per-
missible water depth to be exceeded.
Failure to observe these notes may result
in damage to the engine, electrical systems
and transmission. Driving abroad
Points to remember
An extensive Mercedes-Benz Service network
is also available in other countries. The
Service Hotline's current telephone numbers
for use when you are abroad are to be found
in the "Service24h" chapter of the Service
Booklet.
Only low-octane fuel is available in certain
countries.
You can find further information about fuel
grades on (Y page 290). Symmetrical dipped beam
If your journey takes you to countries where
vehicles are driven on sides of the road oppo-
site to the country in which the vehicle is reg-
istered, your headlamps must be switched to
symmetrical dipped beam. Oncoming traffic
will be dazzled less.
X Have the headlamps switched over at a
qualified specialist workshop, e. g. a
Mercedes-Benz Service Centre. G
Risk of accident
Remember to set the headlamps back to
asymmetrical dipped beam when you return
to driving on the same side of the road as that
of the country in which your vehicle was reg-
istered. You may otherwise dazzle the oncom-
ing traffic and could cause an accident. Service
ASSYST PLUS service interval display
The ASSYST PLUS service interval display
informs you of the next service due date. The
service due date is shown in the multi-func-
tion display, for example:
Service A due in .. days
Service A due in .. km
Service A due
The letter indicates how much time the work-
shop will require to carry out the service work.
The letters displayed range from Afor a short
service duration to Hfor a long service dura-
tion.
The ASSYST PLUS service interval display
does not take into account any periods of
time during which the battery is disconnec-
ted.
To maintain the time-dependent service
schedule:
X Note down the service due date displayed
before disconnecting the battery.
or
X Subtract the battery disconnection periods
from the service date shown on the display
after reconnecting the battery. Hiding the service message
If the service due date has not yet been
exceeded, the service message disappears
automatically after a few seconds. You can
also hide the service message yourself.
X Press the %button on the multi-func-
tion steering wheel. Service due date exceeded
A display message is shown in the multi-func-
tion display, for example:
Service A due
Service A .. days overdue 306
ServiceOperation
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Problem
Possible causes/consequences and
X XSolutions Vehicles with auto-
matic child seat recog-
nition on the front-
passenger seat*:
The
4 PASSENGER
AIRBAG OFF warning
lamp beside the instru-
ment cluster on the
right is lit. A special Mercedes-Benz child seat with automatic child seat rec-
ognition has been fitted to the front-passenger seat. The front-
passenger airbag has therefore been disabled as desired.
G
Risk of injury
There is no child seat fitted to the front-passenger seat. The auto-
matic child seat recognition* is malfunctioning.
X Remove electronic equipment from the front-passenger seat,
for example:
R
notebook
R mobile phone
R cards with transponders, e.g. ski passes or access passes
If the 4 PASSENGER AIRBAG OFF warning lamp is still lit:
X Visit a qualified specialist workshop. The yellow
9Blind
Spot Assist* indicator
lamps light up in the
exterior mirrors. G
Risk of accident
Blind Spot Assist* is not active at speeds below 30 km/h. In this
case, there will be no indication if there are vehicles in the Blind
Spot Assist monitoring range.
X You must therefore pay careful attention to the traffic condi-
tions.
X Check whether a lane change can be made without risk. The red
9Blind
Spot Assist* warning
lamp is lit in one of the
exterior mirrors. G
Risk of accident
Blind Spot Assist* has detected a vehicle within the Blind Spot
Assist monitoring range.
X You must therefore pay careful attention to the traffic condi-
tions.
X Check whether a lane change can be made without risk. The red
9Blind
Spot Assist* warning
lamp flashes in one of
the exterior mirrors. A
double warning tone
also sounds. You have switched on the turn signals.
G Risk of accident
Blind Spot Assist* has detected a vehicle within the Blind Spot
Assist monitoring range.
X You must therefore pay careful attention to the traffic condi-
tions.
X Check whether a lane change can be made without risk. 350
TroubleshootingPractical advice
* optional
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Remote control for entertainment
system*
You require two 1.5 V, AAA batteries.
X
Press lug ;downwards and remove cover
=.
X Remove old batteries A.
X Insert the new batteries. Observe the polar-
ity markings on the batteries and battery
tray :when doing so.
X Place cover =with tabs ?on battery
tray :.
X Press cover =until lug ;snaps into
place. Wireless headphones for entertain-
ment system*
Headphones, left side
You require two 1.5 V, AAA batteries.
X
Lift cover :upwards and open the battery
tray. When doing so, hold the left head-
phone as shown in the illustration to pre-
vent the batteries from falling out.
X Remove the old batteries.
X Insert the new batteries. Observe the polar-
ity markings on the batteries and battery
tray when doing so.
X Fold down cover :and close the battery
tray.
If the batteries have been inserted cor-
rectly, the indicator lamp will light up green
when the headphones are switched on. Changing bulbs
Notes on changing bulbs
i If you need assistance in changing the
bulbs, contact a qualified specialist work-
shop which has the necessary specialist
knowledge and tools to carry out the work
required. Mercedes-Benz recommends
that you use a Mercedes-Benz Service
Centre for this purpose. In particular, work
relevant to safety or on safety-related sys-
tems must be carried out at a qualified spe-
cialist workshop.
Bulbs and lamps are an important aspect of
vehicle safety. You must therefore make sure Changing bulbs
369Practical advice
* optional
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Retrofitting of two-way radios and
mobile phones (RF transmitter)
When retrofitting RF transmitters, the
ISO/TS 21609 technical specifications 40
are
to be used.
If your vehicle has fittings for two-way radio
equipment (e.g. taxis, hire cars or official vehi-
cles), use the power supply or aerial connec-
tions intended for use with the basic wiring.
Be sure to observe the manufacturer's addi-
tional instructions when installing the fittings.
! The Mercedes-Benz warranty does not
cover consequential damage resulting from
improper installation.
To ensure proper installation, Mercedes-
Benz recommends having this work done
at a Mercedes-Benz Service Centre or at a
qualified specialist workshop.
Transmission output Transmission output at the aerial base must
not exceed the maximum values below.
Aerial positions The following aerial positions may be used if
RF transmitters have been properly installed:
:
Front roof area
; Rear roof area =
Rear mudguard (recommended installa-
tion position: on the side which faces the
centre of the road)
? Boot lid G
Risk of accident
Incorrect retrofitting of RF transmitters can
cause the vehicle electronics to malfunction,
impair the vehicle's operating safety and,
thus, also impair your own safety.
To ensure proper installation, Mercedes-Benz
recommends having this work done at a
Mercedes-Benz Service Centre or at a quali-
fied specialist workshop. G
Risk of injury
Improper installation of RF transmitters can
lead to increased electromagnetic radiation in
the vehicle interior. Using an exterior aerial
takes into account current scientific discus-
sions relating to the possible health hazards
that may result from electromagnetic fields.
To ensure proper installation, Mercedes-Benz
recommends having this work done at a
Mercedes-Benz Service Centre or at a quali-
fied specialist workshop.
Deviations with respect to aerial locations,
output and frequencies must be approved by
Mercedes-Benz.
Other aerial positions
There is no restriction for aerial positions in
the outer area of the vehicle for these wave-
bands: trunked radio/Tetra, 70 cm wave-
band, GSM 900/AMPS, GSM 1800 and
UMTS.
Legal provisions for fittings must be
observed.
RF transmitters with a maximum transmis-
sion output of 100 mW (PEAK) may be used
in the vehicle without restrictions.
! The operating permit may be invalidated
if the instructions for installation and use of
RF transmitters are not observed, e.g.
40 ISO/TS 21609 – Technical Specification for Road Vehicles -- (EMC) guidelines for installation of aftermarket
radio frequency transmitting equipment. Vehicle electronics
395Technical data
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