Automatic measures after an acci-
dent ................................................. 58
Belt warning .....................................49
Childr eninthe vehicle .................... .58
Important safety notes .................... 45
Introduction to the restraint sys-
tem .................................................. 45
Occupant Classification System
(OCS) ............................................... 52
PASSENGER AIR BAG indicator
lamps ............................................... 46
Pets in the vehicle ........................... 64
Restraint system warning lamp ........ 45
Seat belt .......................................... 46
OCS
Conditions ....................................... 52
Faults ............................................... 56
Operation .........................................5 3
System self-test ............................... 55
Odometer
Displaying (vehicle with steering
wheel buttons) ............................... 178
Displaying (vehicle without steer-
ing wheel buttons) ......................... 172
Setting the display unit (vehicle
with steering wheel buttons) ......... 186
Setting the display unit (vehicle
without steering wheel buttons) .... 175
Off-road driving
Checklist after driving off-road ...... 141
Important safety notes .................. 140
Rules for driving off-road ............... 140
Oil
see Engine oil
On-board computer (vehicle with
steering wheel buttons)
Assistance menu ........................... 183
Audio menu ................................... 181
Date menu ..................................... 187
Display messages .......................... 203
Factory settings ............................. 188
Important safety notes .................. 169
Instrument cluster menu ............... 186
Lights menu ................................... 187
Menu overview .............................. 178
Message memory .......................... 203
Navigation menu ............................ 180
Operating ....................................... 176 P
ermanent display ......................... 186
Service menu ................................. 185
Setting the date ............................. 187
Setting the display ......................... 186
Setting the display language .......... 186
Setting the language ...................... 186
Setting the time ............................. 187
Settings menu ............................... 186
Standard display ............................ 178
Telephone menu ............................ 182
Time menu ..................................... 187
Trip menu ...................................... 178
Vehicle menu ................................. 188
On-board computer (vehicle with-
out steering wheel buttons)
Coolant temperature display
menu ............................................. 173
Current fuel consumption menu .... 173
Date menu ..................................... 176
Digital speedometer menu ............. 173
Display messages .......................... 189
Distance menu ............................... 172
Factory settings ............................. 174
Important safety notes .................. 169
Menu overview .............................. 172
Message memory .......................... 189
Operating ....................................... 171
Permanent display ......................... 175
Range menu ................................... 173
Setting the date ............................. 176
Setting the display ......................... 175
Setting the display language .......... 174
Setting the language ...................... 174
Setting the time ............................. 176
Settings menu ............................... 174
Standard display menu .................. 172
Time menu ..................................... 176
Trip computer menu ...................... 172
On-board computer (vehicles with
steering wheel buttons)
Displaying the service message ..... 258
On-board computer (vehicles with-
out steering wheel buttons)
Displaying the service message ..... 258
On-board diagnostics interface
see Diagnostics connection
Operating Instructions
Before the first journey .................... 27
16Index
Tire size designation, load-bearing
capacity, speed rating .................... 291
Tire tread ....................................... 278
Tire tread (definition) ..................... 295
Total load limit (definition) ............. 296
Traction (definition) ....................... 296
TWR (permissible trailer drawbar
noseweight) (definition) ................. 296
Uniform Tire Quality Grading
Standards (definition) .................... 294
Wear indicator (definition) ............. 296
Wheel and tire combination ........... 300
Wheel rim (definition) .................... 294
Wheel/tire combinations ............... 300
Tool
see Vehicle tool kit
Top Tether ............................................ 61
Tow-starting
Emergency engine starting ............ 276
Important safety notes .................. 274
Towing
If the vehicle is stuck ..................... 276
Installing/removing the towing
eye ................................................. 275
Towing a trailer
Active Parking Assist ..................... 154
Axle load, permissible .................... 314
Cleaning the trailer tow hitch ......... 267
Coupling up a trailer ...................... 165
Decoupling a trailer ....................... 167
Driving tips .................................... 163
Notes on retrofitting ...................... 313
Power supply ................................. 168
Trailer loads ................................... 314
Towing away
Important safety guidelines ........... 274
With both axles on the ground ....... 276
With the rear axle raised ................ 275
Towing eye ......................................... 270
Trailer coupling
see Towing a trailer
Trailer loads and drawbar nose-
weights ............................................... 167
Trailer operation
Lights display messages (vehicle
with steering wheel buttons) ......... 209
Lights display messages (vehicle
without steering wheel buttons) .... 196Trai
ler towing
Blind Spot Assist ............................ 148
ESP
®................................................ 67
PARKTRONIC ................................. 154
Permissible trailer loads and
drawbar noseweights ..................... 167
Transmission
see Automatic transmission
Transmission oil ........................ 308, 309
Transmission positions
Automatic transmission ................. 127
Display (DIRECT SELECT lever) ...... 128
Transport
Lashing straps ............................... 245
Loading guidelines ......................... 242
Stickers ......................................... 245
Vehicle ........................................... 276
Transport by rail ................................ 137
Transportation
Rail ................................................ 137
Transportation aids
Load protection net ....................... 247
Transporting
Cargo compartment variations ...... 244
Load distribution ............................ 243
Securing a load .............................. 244
Trim pieces (cleaning instruc-
tions) .................................................. 268
Trip computer
Displaying (vehicle with steering
wheel buttons) ............................... 179
Displaying (vehicle without steer-
ing wheel buttons) ......................... 172
Resetting (vehicle with steering
wheel buttons) ............................... 179
Resetting (vehicle without steer-
ing wheel buttons) ......................... 172
Selecting the display units (vehi-
cle with steering wheel buttons) .... 186
Selecting the display units (vehi-
cle without steering wheel but-
tons) .............................................. 175
Trip odometer
Displaying (vehicle with steering
wheel buttons) ............................... 178
Displaying (vehicle without steer-
ing wheel buttons) ......................... 172
Index23
On-board computer (vehicles without
steering wheel buttons)
Operating the on-board computer
Overview
:È and 3buttons
;Display
=f and gbuttons
XTo activate the on-board computer: turn
the SmartKey to position 1in the ignition lock.
If you remove the SmartKey, then quickly re-
insert it and turn to position 1, the on-board
computer and instrument cluster are not acti-
vated.
You can control the display and the settings in
the on-board computer with buttons :and =
on the instrument cluster.
Buttons on the instrument cluster
GWARNING
If you are driving and reach through the steer- ing wheel to operate the adjustment knob,
you could lose control of the vehicle. There is
a risk of an accident and injury.
Only operate the adjustment knobs when thevehicle is stationary. Do not reach through the
steering wheel when driving.
ÈPress briefly:
RSelects the menu or display
RIn the Settingsmenu: exits the
submenu without adopting the last
setting and returns to the menu's
start screen
ÈPress and hold:
RReturns to the standard display or the Distance menu without adopt-
ing the last setting
3Press briefly:
RSelects a submenu or function
RConfirms the selected entry in the
list or the display, or confirms the
setting
3Press and hold:
RResets the trip odometer and trip
computer values
RIn the start screen of the Settingsmenu: resets settings to the fac-
tory settings
RIn theSettingsmenu: resets val-
ues and returns to the menu's start
screen
f
gRSets the instrument cluster light-
ing (not in the Settingsmenu)
RScrolls through lists
RChanges values or settings
Display
Instrument cluster display
:
Clock (Ypage 187)
V Cruise control (
Ypage 142)
;Permanent display: outside temperature or
speed (Ypage 175)
On-board computer (vehicles without steering wheel buttons)171
On-board computer and displays
Z
120km/h!(only for certain countries) max-
imum permissible speed exceeded
=Display panel for display messages, menus
and menu bar
?Transmission position (Ypage 127)
AFuel level
Bè ECO start/stop function
(Ypage 123)
Cè Rear window wiper (Ypage 104)
Display panel =shows the selected menu or
submenu and display messages.
Menu overview
The Settingsmenu is only displayed when the
vehicle is stationary. You can think of the order
of the menus and functions as a circle. Press È
on the instrument cluster to scroll through the
menus.
If you scroll forward in the Settings
menu using
3, the setting from the previous submenu or
function is adopted.
If you press Èin a submenu, the submenu or
function is exited without adopting the setting.
The display then shows the start screen of the
Settings
menu.
Operation information can be found under
"Operating the on-board computer"
(
Ypage 171).
Depending on the vehicle equipment, you can
call up the following menus, displays or func-
tions:
Rtrip odometer and odometer display
(Ypage 172)
Rtrip computer display (Ypage 172)
Rcurrent range display (Ypage 173)
Rcurrent fuel consumption display
(Ypage 173)
Rdigital speedometer (Ypage 173)
Rcoolant temperature gage (Ypage 173)
Rdisplay messages in the message memory
(Ypage 189)
The following menus, displays and functions are only displayed when the vehicle is stationary:
Rnext service due date display (Ypage 258)
Rtire pressure monitor restart (Ypage 284)
RSettingsmenu for setting or activating/
deactivating driving and driver assistance systems as well as display options
(
Ypage 174)
Distance menu
Odometer
If the display shows the speed in the header, the
display beside trip odometer
:also shows the
outside temperature.
You can switch the permanent display in the
header (
Ypage 175).
Use the buttons in the instrument cluster.
XTo display: press and hold Èuntil the dis-
play shows trip odometer :and odome-
ter ;.
XTo reset: press and hold 3until the trip
odometer is reset to 0.0
.
You can set the unit of measurement for the trip odometer in the Distance Unit:
submenu
(Ypage 175).
Trip computer menu
Trip computer
:
Distance
;Length of journey
=Average fuel consumption
?Average speed
172On-board computer (vehicles without steering wheel buttons)
On-board computer and displays
Use the buttons in the instrument cluster.
XTo display:pressÈto select the trip com-
puter display.
The values displayed relate to those meas-
ured since the trip computer was last reset.
XTo reset values: press and hold3until all
values are reset.
The trip computer is automatically reset if the
value exceeds 9,999 hours or 99,999 miles.
You can set the unit of measurement for con-
sumption and distance in the Distance Unit:
submenu (Ypage 175).
Range menu
Use the buttons in the instrument cluster.
XPressÈto select the Rangedisplay.
The approximate range that can be covered is calculated according to your current driving
style and the amount of fuel in the tank. If
there is only a small amount of fuel left in the
fuel tank, the display shows a vehicle being
refueled Ïinstead of the approximate
range.
You can set the unit of measurement for dis-
tance in the Distance Unit:
submenu
(Ypage 175).
Current fuel consumption menu
:Recuperation display
;Range Use the buttons in the instrument cluster.
XPress
Èto select the fuel consumption bar
display.
Recuperation display :shows whether, and, if
so, how much kinetic energy is being trans-
formed into electric current whilst the vehicle is
coasting. The recuperated energy is then stored in the starter battery. Recuperation display :is
dependent on the engine installed and is there-
fore not available in all vehicles.
You can set the unit of measurement for con-
sumption in the Distance Unit:
submenu
(Ypage 175).
Digital speedometer menu
Use the buttons in the instrument cluster.
XPress Èto select the speed display.
You can set the unit for the digital speedometer
in the Distance
Unit:submenu (Ypage 175).
Coolant temperature menu
GWARNING
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.
Use the buttons in the instrument cluster.
XPress Èto select the ?coolant temper-
ature bar display.
Under normal operating conditions and with the
specified coolant level, the gauge may rise to
248 ‡ (120 †).
On-board computer (vehicles without steering wheel buttons)173
On-board computer and displays
Z
message with3, the display shows the next
submenu.
XPress forg to activate or deactivate ESP.
XPress 3to confirm.
The next submenu is shown in the display.
If the å warning lamp in the instrument
cluster lights up when the vehicle is ready to
drive, ESP
®is deactivated.
Observe the information on warning lamps
(
Ypage 222) and display messages
(Ypage 194).
Setting the sensitivity of the rain sensor
The vehicle must be stationary. Use the buttons
in the instrument cluster.
XPress Èto select the Settingsmenu.
XPress3to select the Rain Sensorsub-
menu.
The display shows the current sensitivity set-
ting.
XPress forg to select the Low,Standardor
Sensitivesetting. This setting controls the
rain sensor's sensitivity to precipitation. The
windshield wiper will then wipe more or less
frequently at the same precipitation intensity.
XPress 3to confirm.
The next submenu is shown in the display.
You can find further information under "Wind-
shield wiper" (
Ypage 104).
Activating/deactivating ATTENTION
ASSIST
The vehicle must be stationary. Use the buttons in the instrument cluster.
XPress Èto select the Settingsmenu.
XPress3to select the Attention Assistsubmenu.
The display shows the current status.
If theAttention Assist Inoperative
message is shown in the display, ATTENTION
ASSIST is not available due to a malfunction
and is deactivated. If you confirm the mes-
sage with 3, the display shows the next sub-
menu.
XPress forg to activate or deactivate
ATTENTION ASSIST.
XPress 3to confirm.
The next submenu is shown in the display. Further information can be found under "ATTEN-
TION ASSIST" (
Ypage 150).
Selecting the permanent display func-
tion
With the
Permanent Display:function, you
can switch the display in the header between
outside temperature and speed.
If the display shows the speed in the header, the
outside temperature is shown with the odome-
ters (
Ypage 172).
The additional speedometer unit in the header is
always inverse to the speedometer unit.
The vehicle must be stationary. Use the buttons
in the instrument cluster.
XUsing Èselect the Settingsmenu.
XUsing3select the Permanent Display:submenu.
The display indicates the selected setting of
Outside Temp.
orSpeedometer.
XChange the setting by pressing forg.
XPress 3to confirm.
The next submenu is shown in the display.
Selecting the unit for the distance
In the Distance Unit:submenu, you can
select whether the display shows certain infor-
mation in kilometers or miles.
The vehicle must be stationary. Use the buttons
in the instrument cluster.
XPress Èto select the Settingsmenu.
XPress3to select the Distance Unit:sub-
menu.
The display indicates the selected setting of
km
or Miles.
XChange the setting by pressing forg.
XPress 3to confirm.
The display shows the next submenu or the
Settings
menu again.
The selected distance units are used for the dis- plays:
RDigital speedometer
ROdometer and trip odometer
RTrip computer
RRange
RCurrent consumption
RCruise control
RService intervals
On-board computer (vehicles without steering wheel buttons)175
On-board computer and displays
Z
%Press briefly:
RBack
RIn theAudiomenu: exits the track
or station list
RHides display messages
RExits the telephone book/redial
memory
RVehicles with a navigation system:
switches off voice-operated con-
trol of the navigation system (see
the manufacturer's operating
instructions)
%Press and hold:
RCalls up the standard display in the
Tripmenu
Right control panel on the steering wheel
6RMakes or accepts a call
RSwitches to the redial memory
~RRejects or ends a call
RExits the telephone book/redial
memory
W
XRAdjusts the volume
óRVehicles with a navigation system:
switches on voice-operated con-
trol of the navigation system (see
the manufacturer's operating
instructions)
8RMute
iThe audio devices, telephone and voice-
operated control using the steering wheel
buttons in the right control panel only func-
tion with a Mercedes-Benz audio or naviga-
tion system. If you are using an audio or nav-
igation system from another manufacturer,
the described functions may be restricted or
not available at all.
Display
Instrument cluster display
:
Clock (Ypage 187)
;Ä COLLISION PREVENTION ASSIST dis-
tance warning function (Ypage 144)
j Active Parking Assist (
Ypage 154)
=Permanent display: outside temperature or
speed (Ypage 186)
120
km/h!(only for certain countries) max-
imum permissible speed exceeded
?Menu bar
Outside temperature (only if header Fdis-
plays the additional speedometer)
ADrive program (Ypage 128)
BTransmission position (Ypage 127)
CGearshift recommendation (Ypage 131)
DStatus area
EDisplay panel for display messages, menus
and menu bar
FHeader
XTo call up menu bar ?in the display
panel: press the =or; steering wheel
button.
The menu bar is faded out after a few sec-
onds.
Display panel Eshows the selected menu or
submenu and display messages.
On-board computer (vehicles with steering wheel buttons)177
On-board computer and displays
Z
In status areaD, the display can show the sta-
tus of the following driving systems:
À ATTENTION ASSIST (
Ypage 150)
à Lane Keeping Assist (
Ypage 148)
V Cruise control (
Ypage 142)
è Rear window wiper (
Ypage 104)
è ECO start/stop function (
Ypage 123)
Menu overview
You can think of the order of the menus as a
circle. Use the =or; steering wheel
buttons to show the menu bar and scroll through
the menus. Use the :or9 steering
wheel buttons to scroll through their submenus and functions.
Operation information can be found under
"Operating the on-board computer"
(
Ypage 176).
Depending on the vehicle equipment, you can
call up the following menus:
RTripmenu (Ypage 178)
RNavimenu (navigation instructions)
(Ypage 180)
RAudiomenu (Ypage 181)
RTel(telephone) menu (Ypage 182)
RAssist.(assistance) menu (Ypage 183)
RServicemenu (Ypage 185)
RSettingsmenu (Ypage 186)
Trip menu
Standard display
Odometer
XPress and hold the %steering wheel but-
ton until the Tripmenu with trip odometer :
and odometer ;appears.
If the display shows the speed in the header, the
outside temperature is additionally displayed on
the lower edge of display panel =.
You can switch the permanent display in the
header (
Ypage 186).
Displaying the range and current fuel
consumption
Using the steering wheel buttons
XPress =or; to select the Tripmenu.
XPress:or9 to select range :and
consumption ;.
Approximate range :is calculated on the basis
of your current driving style and the amount of
fuel in the tank. If there is only a small amount of
fuel left in the fuel tank, the display shows a
vehicle being refueled Ïinstead of the
approximate range.
Recuperation display =shows whether, and, if
so, how much kinetic energy is being trans-
formed into electric current whilst the vehicle is
coasting. The recuperated energy is then stored
in the starter battery. Recuperation display =is
dependent on the engine installed and is there-
fore not available in all vehicles.
178On-board computer (vehicles with steering wheel buttons)
On-board computer and displays