ContentsControls in detail............................... 85
Locking and unlocking ......................... 86
Keys ............................................... 86
SmartKey with KEYLESS-GO*......... 89
Opening the doors from the inside . 93
Opening the trunk from the inside.. 94
Opening the trunk .......................... 96
Closing the trunk ............................ 96
Trunk lid emergency release .......... 97
Separately locking the trunk .......... 98
Separately unlocking the trunk ...... 99
Automatic central locking .............. 99
Locking and unlocking from
the inside ..................................... 100
Seats.................................................. 102
Easy-entry/exit feature* .............. 102
Head restraints............................. 103
Multicontour seat* ....................... 104
Dynamic driving seat* .................. 105
Heated seats* .............................. 107
Seat ventilation* .......................... 108
Memory function................................ 109
Storing positions into memory ..... 110
Recalling positions from memory . 110
Storing parking position ............... 111Lighting.............................................. 112
Exterior lamp switch..................... 112
Combination switch ..................... 115
Hazard warning flasher ................ 115
Interior lighting............................. 116
Door entry lamps ......................... 117
Trunk lamp ................................... 117
Instrument cluster ............................. 118
Instrument cluster illumination .... 118
Coolant temperature display ........ 119
Trip odometer .............................. 119
Tachometer .................................. 120
Outside temperature indicator ..... 120
Control system .................................. 121
Multifunction display .................... 121
Multifunction steering wheel ........ 122
Menus .......................................... 124
Standard display menu ................ 126
AUDIO menu ................................ 126
NAVI* ........................................... 128
Distronic* menu........................... 128
Malfunction memory menu .......... 129
Settings menu .............................. 130
Trip computer menu ..................... 145
TEL menu* ................................... 147
Automatic transmission ..................... 151One-touch gearshifting ................ 152
Gear ranges ................................. 153
Gear selector lever position ......... 154
Program mode selector switch .... 155
Accelerator position ..................... 156
Emergency operation
(Limp home mode) ....................... 156
Good visibility .................................... 157
Rear view mirror .......................... 157
Headlamp cleaning system* ........ 158
Sun visors .................................... 158
Rear window sunshade* .............. 160
Roller sunblind* in the rear doors 161
Climate control .................................. 162
Setting the temperature............... 165
Adjusting air distribution .............. 166
Adjusting air volume .................... 166
Defrosting .................................... 167
Air recirculation mode.................. 167
Rear window defroster ................. 169
Deactivating the climate
control system ............................. 170
Air conditioner ............................. 170
Residual heat and ventilation* ..... 171
Automatic climate control* ............... 172
Setting the temperature............... 176
30 Getting startedUnlockingThe "Getting started" section provides an
overview of the vehicle’s most basic func-
tions. First-time Mercedes-Benz owners
should pay special attention to the infor-
mation given here.
If you are already familiar with the basic
functions described here, the "Controls in
detail" section will help you with further in-
formation. The corresponding page refer-
ences are at the end of each segment.
UnlockingUnlocking with the SmartKeySmartKey with remote control 1‹Lock button
2ŠUnlock button for trunk lid
3ŒUnlock button
4ÂPanic button (
page 72)
Press unlock button Œ on the key.
All turn signal lamps blink once. The
locking knobs in the doors move up.
Get in the vehicle and insert the key in
the starter switch.
More information can be found in the
"Controls in detail" section (
page 86).
32 Getting startedUnlockingUnlocking with KEYLESS-GO*
Your vehicle comes supplied with two
SmartKeys with remote controls and a re-
movable mechanical key. The locking tabs
for the mechanical key portion of the two
keys are a different color to help distin-
guish each key unit.
The function of the SmartKey overrules the
KEYLESS-GO function.
If you have the KEYLESS-GO function, your
vehicle checks whether the SmartKey with
KEYLESS-GO is valid when you grasp the
door handle. If your key is valid, the doors
will unlock, and you can open them.
Grasp the door handle.
The turn signal lamps blink once. The
locking knobs on the doors move up.
Pressing the KEYLESS-GO start/stop but-
ton on the selector lever corresponds to
turning the key to the various starter
switch positions.
iTo unlock the vehicle, the SmartKey
with KEYLESS-GO must be outside the
vehicle, no further than approx. 3 feet
(1 meter) away from the door. Warning!
G
When leaving the vehicle always take the
key and the SmartKey with KEYLESS-GO
with you, and lock the vehicle. Do not leave
children unattended in the vehicle, or with
access to an unlocked vehicle. Unsuper-
vised use of vehicle equipment may cause
serious personal injury.
44 Getting startedDrivingStarting with the key
Turn the key in the starter switch to
position3 and hold until the engine
starts (
page 31).
Depress the brake pedal.
The selector lever lock is released.
For information on turning off the engine
with the key, see “Turning off the engine”
(
page 51).
Starting with KEYLESS-GO*
You can start your vehicle without a key
using the KEYLESS-GO start/stop button
on the gear selector lever.1KEYLESS-GO start/stop button
Depress the brake pedal during the
starting procedure. Do not depress ac-
celerator.
The selector lever lock is released.
Press KEYLESS-GO start/stop
button1 once.
The engine starts automatically.
For information on turning off the engine
with KEYLESS-GO, see “Turning off with
KEYLESS-GO*” (
page 53).Starting difficulties
If the engine does not start as described,
carry out the following steps:
If you are starting the engine with the
key, turn key in starter switch to
position0 and repeat starting proce-
dure.
If you are starting the engine with
KEYLESS-GO*: Close any doors that
may be open to allow for better detec-
tion of the SmartKey with
KEYLESS-GO*.
Or:
Start the engine with the key as radio
signals from another source may be in-
terfering with the SmartKey with
KEYLESS-GO*.
Repeat the starting procedure
(page 43). Remember that extended
starting attempts can drain the battery.
iYou can also use the "touch-start" func-
tion. Turn the key to position3 and re-
lease it again immediately. The engine
then starts automatically.
!Ensure that the brake pedal is de-
pressed when starting the engine.
52 Getting startedParking and lockingTurning off with the key
Turn the key in the starter switch to
position0 and remove it.
The immobilizer is activated.
Press the seat belt release button
(page 41).
After exiting the vehicle press the lock
button‹ on the key (
page 30).
The locking knobs on the doors move
down. The turn signal indicators light
up briefly.More information can be found in the
"Controls in detail" section (
page 86).
iThe SmartKey or the SmartKey with
KEYLESS-GO* (if so equipped) can only
be removed from the starter switch
with the gear selector lever in
positionP.!With the SmartKey removed and the
driver’s door open, a warning sounds if
the vehicle’s exterior lamps are not
switched off.
Warning!
G
To prevent possible personal injury, always
keep hands and fingers away from the door
openings when closing the doors. Be espe-
cially careful when small children are
around.
Before closing doors, ensure that there is no
possibility of someone getting caught in a
door during closing.
Warning!
G
When leaving the vehicle always remove the
key from the starter switch and lock your ve-
hicle. Do not leave children unattended in
the vehicle, or with access to an unlocked
vehicle. Unsupervised use of vehicle may
cause serious personal injury.
53 Getting started
Parking and locking
Turning off with KEYLESS-GO*
Place the gear selector lever in P.
Press the KEYLESS-GO start/stop but-
ton until the engine shuts off.
With the driver's door closed, the start-
er switch is now in position1. With the
driver’s door opened, the starter switch
is set to position0, same as key re-
moved from starter switch
(page 31).
Press the seat belt release button
(page 41).1Lock button on the door handle
After exiting the vehicle, press lock
button1 on the door handle or on the
trunk lid.
The locking knobs on the doors move
down. The turn signal indicators light
up briefly
!If you hear a warning signal you have ei-
ther
forgotten to turn off the lights, or
not put the gear selector lever inP
before opening the driver’s door.
Turn off the lights or place the gear se-
lector lever inP.
Warning!
G
To prevent possible personal injury, always
keep hands and fingers away from the door
openings when closing the doors. Be espe-
cially careful when small children are
around.
Before closing doors, ensure that there is no
possibility of someone getting caught in a
door during closing.
71 Safety and Security
Occupant safety
Blocking of rear door window operation
1Override switch
2Indicator lamp
Press override switch1.
Indicator lamp 2 lights up. The rear
door windows can no longer be operat-
ed using the switches located in the
rear doors.For more information on power windows,
see the "Controls in detail" section
(
page 184).
!Operation of the rear door windows
with the switches located on the door
control panel of the driver‘s door is still
possible.Warning!
G
Activate the override switch when children
are riding in the back seats of the vehicle.
The children may otherwise injure them-
selves, e.g. by becoming trapped in the win-
dow opening.
When leaving the vehicle, always remove the
key from the starter switch, and lock the ve-
hicle. Do not leave children unattended in
the vehicle, or with access to an unlocked
vehicle. Unsupervised use of vehicle equip-
ment can cause serious personal injury.
86 Controls in detailLocking and unlockingIn the "Controls in detail" section you will
find detailed information on how to oper-
ate the equipment installed on your vehi-
cle. If you are already familiar with the
basic functions of your vehicle, this section
will be of particular interest to you.
To quickly familiarize yourself with the ba-
sic functions of the vehicle, refer to the
"Getting started" section of this manual.
The corresponding page numbers are giv-
en at the beginning of each segment.
Locking and unlockingKeys
Your vehicle comes supplied with two
SmartKeys with remote controls and a re-
movable mechanical key. The locking tabs
for the mechanical key portion of the two
keys are a different color to help distin-
guish each key unit.
The SmartKey provides an extended oper-
ating range. To prevent theft, however, it is
advisable to only unlock the vehicle when
you are in close proximity to it.
The Smartkey centrally locks and unlocks
the doors
the trunk
the fuel filler flap
SmartKey with remote controls1‹ Lock button
2Š Unlock button for the trunk lid
3Mechanical key locking tab
4Œ Unlock button
5Battery check lamp
6Â Panic button (
page 72).
iYou can also open and close the power
windows (
page 184) and slid-
ing/pop-up roof* (
page 187) or pan-
orama sliding/pop-up roof*
(
page 192) using the SmartKey.
!To prevent possible malfunction, avoid
exposing the key to high levels of elec-
tromagnetic radiation.