Seat belts
Adjusting the driver's and front-
passenger seat belt .........................58
Adjusting the height ......................... 58
Belt force limiters ............................ 60
center rear-compartment sea t......... 59
Cleaning ......................................... 312
Correct usage .................................. 56
Emergency Tensioning Devices ....... .60
Fastening ......................................... 58
Important safety guidelines .............56
Releasing ......................................... 59
Safety guidelines ............................. 43
Switching belt adjustment on/off
(on-board computer) ......................233
Warning lamp ................................. 261
Warning lamp (function) ................... 59
Seats
Adjusting (electrically) ...................100
Adjusting lumbar support ..............102
Adjusting the 4-way lumbar
support .......................................... 103
Adjusting the head restraint ..........101
Cleaning the cover .........................311
Correct driver's seat position ........... 98
Folding the backrest (rear
compartment) forwards/back .......276
Folding the rear bench seat
forwards/back ............................... 276
Important safety notes ....................99
Seat heating problem ....................104
Storing settings (memory function) 109
Switching seat heating on/off .......103
Sensors (cleaning instructions) .......309
Service menu (on-board computer) .230
Service products Brake fluid ..................................... 372
Coolant (engine) ............................ 372
DEF special additives .....................370
Engine oil ....................................... 371
Fuel ................................................ 367
Important safety notes ..................367
Refrigerant (air-conditioning
system) .......................................... 374
Washer fluid .................................. .373
Settings
Factory (on-board computer) .........234
On-board computer .......................230Setting the air distribution
...............136
Setting the airflow ............................137
Side impact air bag .............................47
Side marker lamp (display
message) ............................................ 245
Side windows Cleaning ......................................... 308
Convenience closing feature ............90
Convenience opening feature ..........90
Important safety information ...........88
Opening/closing .............................. 89
Problem (malfunction) .....................92
Resetting ......................................... 91
Sliding sunroof
see Panorama roof with power
tilt/sliding panel
SmartKey
Changing the battery .......................79
Changing the programming .............77
Checking the battery .......................79
Convenience closing feature ............90
Convenience opening feature ..........90
Display message ............................ 260
Door central locking/unlocking .......76
Important safety notes ....................76
Loss ................................................. 80
Mechanical key ................................ 78
Positions (ignition lock) .................145
Problem (malfunction) .....................80
Starting the engine ........................147
Snow chains ...................................... 333
Sockets Center console .............................. 284
General notes ................................ 284
Rear compartment .........................285
Spare wheel
Storage location ............................ 362
Stowing .......................................... 363
Specialist workshop ............................ 27
Special seat belt retractor .................. 64
Speed, controlling see Cruise control
Speedometer
Digital ............................................ 224
In the Instrument cluster .................33
Segments ...................................... 221
Selecting the unit of measurement 230
see Instrument cluster 16
Index
Problems with the 115 V power socket
Problem Possible causes/consequences and
M
MSolutions The warning lamp on
the 115 V power socket
is not lit. The on-board voltage is too low because the battery is too weak.
X
Start the engine.
or
X Charge the battery (Y page 318).
If the indicator lamp still does not light up:
X Visit a qualified specialist workshop. The temperature of the DC/AC converter is temporarily too high.
X
Remove the electronic device connector from the 115 V socket.
X Let the DC/AC converter cool down.
If the indicator lamp still does not light up after cooling down the
converter:
X Visit a qualified specialist workshop. You have connected a small electronic device that has a constant
nominal power of less than 150 W, but a very high switch-on
current. This device will not work. If you connect such a device,
the 115 V power socket will not supply it with power.
X
Connect a suitable device. mbrace
General notes You must have a license agreement to
activate the mbrace service. Make sure that
your system is activated and operational. To
log in, press the ïMB Info call button. If
any of the steps mentioned are not carried
out, the system may not be activated.
If you have questions about the activation,
contact one of the following telephone
hotlines:
R USA: Mercedes-Benz Customer Assistance
Center at
1-800-FOR-MERCedes (1-800-367-6372)
or 1-866-990-9007
R Canada: Customer Service at
1-888-923-8367 Shortly after successfully registering with the
service, a user ID and password will be sent
to you by post.
USA only: you can use this password to log
onto the mbrace area under "Owners Online"
at
http://www.mbusa.com.
The system is available if:
R it has been activated and is operational
R the corresponding mobile phone network
is available for transmitting data to the
Customer Center
R a service subscription is available
R the starter battery is sufficiently charged
i Determining the location of the vehicle on
a map is only possible if:
R GPS reception is available.
R the vehicle position can be forwarded to
the Customer Assistance Center. Features
287Stowage and features Z
