Page 5 of 491

ContentsSafety and Security........................... 61
Occupant safety................................... 62
Air bags .......................................... 63
Seat belts ....................................... 69
Children in the vehicle .................... 73
Blocking of rear door
window operation ........................... 84
Panic alarm .......................................... 86
Activating ....................................... 86
Deactivating ................................... 86
Driving safety systems ......................... 87
ABS ................................................ 87
BAS ................................................ 89
ESP ................................................. 89
SBC brake system .......................... 92
Four wheel electronic traction
system (4MATIC) with the ESP ....... 95
Anti-theft systems................................ 97
Immobilizer..................................... 97
Anti-theft alarm system .................. 98
Tow-away alarm ............................. 99
Controls in detail............................. 101
Locking and unlocking ....................... 102
SmartKey ..................................... 102
SmartKey with KEYLESS-GO* ...... 107
Opening the doors from the inside 114
Opening the tailgate ..................... 115
Closing the tailgate ...................... 117
Automatic central locking ............ 122
Locking and unlocking from the
inside ........................................... 122
Seats ................................................. 124
Easy-entry / exit feature ............... 124
Removing and installing front
seat head restraints ..................... 126
Rear seat head restraints ............. 127
Drive - Dynamic seat* with
multicontour features................... 130
Seat heating* ............................... 132
Seat ventilation* .......................... 133
Folding bench seat in cargo
compartment ............................... 134Memory function ............................... 138
Storing positions in memory ........ 139
Recalling positions from memory . 139
Storing exterior rear view mirror
parking position ........................... 140
Lighting ............................................. 141
Exterior lamp switch .................... 141
Combination switch ..................... 145
Hazard warning flasher ................ 146
Interior lighting ............................ 147
Door entry lamps ......................... 149
Interior lighting in the rear ........... 149
Instrument cluster ............................. 150
Instrument cluster illumination .... 150
Coolant temperature indicator ..... 151
Trip odometer .............................. 151
Tachometer .................................. 152
Outside temperature indicator ..... 152
Page 28 of 491
27 At a glance
Center console
Center console
Upper part
Item
Page
1
Dual-zone automatic
climate control
4-zone automatic climate
control*
196
208
2
COMAND system, see sep-
arate operating instruc-
tions
3
Seat heating*, front pas-
senger side
Seat ventilation*, front
passenger side
132
133
4
Electronic Stability Pro-
gram (ESP) control switch
91
5
Central locking/unlocking
switch
123
6
Opening/closing button
for storage tray or CD
changer*, see separate op-
erating instructions
260
7
Rear seat head restraints
switch, folding down
127
Item
Page
8
Rear window wiper
54
9
Seat heating*, driver’s side
Seat ventilation*, driver’s
side
132
133
a
Hazard warning flasher
switch
146
b
Front passenger front air
bag off indicator lamp
80
Page 119 of 491

118 Controls in detailLocking and unlocking1Strap in vehicles with folding bench
seat
Pull the tailgate down from the inside of
the vehicle using strap1.
Closing the tailgate from the outside
(vehicles without KEYLESS-GO*)
In vehicles with tailgate opening/closing
system* you can close the tailgate sepa-
rately from the outside using the tailgate
closing switch.1Tailgate closing switch
Press tailgate closing switch 1 briefly.
The tailgate closes.
If the tailgate comes into contact with an
object while closing (e.g. luggage that has
been piled too high), the closing procedure
is stopped and the tailgate reopens
slightly.
Warning!
G
To prevent possible personal injury, always
keep hands and fingers away from the cargo
compartment opening when closing the tail-
gate. Be especially careful when small chil-
dren are around.
Warning!
G
Only drive with the tailgate closed as,
among other dangers such as visibility
blockage, exhaust fumes may enter the ve-
hicle interior.iTo prevent an inadvertent lockout, do
not place the SmartKey in the cargo
compartment.
Vehicles with KEYLESS-GO*:
To prevent a possible inadvertent lock-
out, the tailgate will open automatically
if a SmartKey with KEYLESS-GO is rec-
ognized inside the vehicle or in the car-
go compartment.
iYou can also close the tailgate by hand.
Page 128 of 491
127 Controls in detailSeats
Rear seat head restraints
Folding head restraints back
The rear seat head restraints can be folded
backward for increased visibility.Folding head restraints back with switch
in the center console
1Head restraint release switch
Switch on the ignition (
page 34).
Press the symbol-side on rocker
switch1 to release the head re-
straints.
The head restraints will fold backward.Folding head restraints back manually
(rear outer seats)
1Release button
Push release button1 and fold the
head restraints backward.
Warning!
G
For safety reasons, always drive with the
rear head restraints in the upright position
when the rear seats are occupied.
Keep the area around head restraints clear
of articles (e.g. clothing) to not obstruct the
folding operation of the head restraints.
Page 135 of 491

134 Controls in detailSeatsFolding bench seat in cargo compart-ment
iThe folding bench seat in the cargo
compartment is approved only for per-
sons up to a height of 4.6 ft (1.40 m)
and a maximum weight of 110 lbs
(50 kg).
The twin roller blind must be installed
when the folding bench seat is in use.
Warning!
G
When using the folding bench seat in the
cargo compartment, the seats in front of it
must be in the driving position.
Only drive when the head restraints for the
folding bench seat have been properly ad-
justed. The head restraints should be adjust-
ed s o th a t t he bac k o f t he he ad is s uppo rt ed
at approximately eye level. This can reduce
a child’s risk of injury in the event of an ac-
cident.
Warning!
G
Make sure that the seat belt is positioned
correctly on the body and is engaged in the
seat belt buckle.
Damaged covers should be replaced with
original covers only.
Do not leave children unattended in the ve-
hicle, even when they are secured in a child
restraint system.
Make sure that luggage and other objects
are adequately secured. The load could oth-
erwise injure someone in the event of an ac-
cident, during hard braking or steering
maneuvers.
Page 136 of 491
135 Controls in detailSeats
Folding out the folding bench seat
1Release handle for seat backrest
2Release handle for seat cushion
Before folding out the seat backrest, you
must:
fold the rear seat backrests into an up-
right position and lock them into place
move the handle for the twin roller
blind into the upper position
Pull release handle 1 and fold seat
backrest for the folding bench seat up-
ward.
3Mountings for seat belts
Hook seat belts into mountings 3.
Pull release handle 2 and fold seat
cushion for the folding bench seat into
sitting position.
Press seat cushion as far down as it will
go.
The backrest will then also engage
properly.
Fold head restraints into upright posi-
tion.
iThe rear seat backrests can be adjust-
ed to a more reclined position to make
the folding bench seat more comfort-
able (
page 249).
Page 137 of 491
136 Controls in detailSeatsRemoving and installing seat cushions
Removing
1Seat guides
2Seat cushion
Fold seat cushion 2 upward and re-
move it from seat guides 1.Installing
Insert seat cushion 2 into seat guides
1 from behind 3 at a slight angle.
Fold seat cushion 2 back into original
position 4 until it engages.Folding back folding bench seat
1Tab
2Backrest
Pull seat cushion upward using tab 1
and fold it back into original position
until it engages.
iYou must remove the seat cushion
when you want to raise the loading
floor, e.g. in the event of a flat tire.
Page 138 of 491
137 Controls in detailSeats
1Release knob
Press release knob 1 and fold head
restraints down.1Release catch
Press release catch 1 and push head
restraints as far in as they will go.
Fold seat backrest of folding bench
seat back into original position until it
engages.
!To avoid damage, insert the head re-
straints completely into their guides
and engage the seat belt buckles in
their guides.