
Frequencies
Garage door opener .......................298
Telephone ...................................... 285
Front airbag ......................................... 38
Front-passenger airbag ....................... 38
Fuel ..................................................... 287
Diesel ............................................ 173
Loss ............................................... 241
Petrol ............................................. 173
Fuel consumption
Notes ............................................. 288
Fuel filler flap
Emergency release ........................251
Opening/closing ........................... 172
Fuel filter
Display message ............................ 221
Fuel gauge ............................................ 25
Fuel level Calling up the range (on-board
computer) ...................................... 111
Display ............................................. 25
Fuel line
Malfunction ................................... .241
Fuel tank
Defect ............................................ 241
Fuse allocation chart ........................280
Fuse box Dashboard ..................................... 281
Engine compartment .....................281
Luggage compartment ...................281
Fuses .................................................. 280G
Garage door Opening/closing (with the remote
control) .......................................... 166
Garage door opener ..........................165
Clearing the memory .....................166
Frequencies ................................... 298
Programming the remote control ...165
Gear indicator ...................................... 93
Genuine Mercedes-Benz parts .........284
Glove compartment ..........................152
Gradient-climbing capability (max-
imum) ................................................. 191 H
Handbrake Display message ............................ 221
Headlamp cleaning system ..............178
Headlamps Cleaning ......................................... 203
Cleaning system .............................. 83
Misting up ...................................... 245
Headlamps delayed switch-off
see Exterior lighting delayed switch-off
Head restraints
Adjusting (front) ............................... 65
Adjusting (rear) ................................ 68
Luxury .............................................. 66
NECK-PRO ....................................... 40
Removing (rear) ............................... 69
Resetting triggered NECK-PRO
head restraints .............................. 252
Resetting triggered NECK-PRO
luxury head restraints ....................252
Heating
see Air conditioning
High-pressure cleaners ....................202
Hill start assist .................................... 90
HomeLink ®
see Garage door opener I
Immobiliser .......................................... 54
Indicator and warning lamp Automatic child seat recognition
(malfunction) ................................. 234
Brakes (red) ........................... 235, 236
Engine diagnostics .........................237
ESP ®
.............................................. 235
PASSENGER AIRBAG OFF ........43, 234
Reserve fuel ................................... 239
Seat belt ........................................ 238
SRS .......................................... 35, 236
Thermotronic (malfunction) ...........234
Indicator and warning lamps ...........235
Indicator lamp see Indicator and warning lamp .....235
Instrument cluster .............................. 96
On-board computer .......................103 Index
9 X164_AKB; 2; 3, en-GB
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Opening and closing
Key
The key centrally locks/unlocks:
R the doors
R the tailgate
R the fuel filler flap G
Risk of accident
If children are left unsupervised in the vehicle,
they could:
R open a door from the inside at any time,
even if it has been locked
R start the vehicle using a key which has been
left in the vehicle
R release the parking brake
They could thereby endanger themselves and
others. Never leave children unsupervised in
the vehicle. Always take the key with you
when leaving the vehicle, even if you are only
leaving it for a short time. :
& To lock the vehicle
; F To open/close the tailgate*
= Emergency key element
? % To unlock the vehicle
A Battery check lamp
When unlocking, the turn signals flash once.
When locking, they flash three times.
When it is dark, the surround lighting also
comes on if it is activated in the on-board
computer. The vehicle relocks automatically if you do not
open a door or the tailgate within 40 seconds
of unlocking the vehicle.
KEYLESS GO* You can start, lock or unlock the vehicle using
the KEYLESS GO key. To do this, you only
need carry the key with you. When you touch
the surface of the sensors on the vehicle's
door handles, KEYLESS GO establishes a
radio connection between the vehicle and the
key.
The distance to the door handle from which
you wish to lock or unlock the vehicle must
not be greater than 1 m.
When starting the engine and whilst driving,
KEYLESS GO also checks whether a valid key
is in the vehicle by periodically establishing
radio contact. X
To unlock the vehicle: touch the inner
surface of the door handle.
X To lock the vehicle: press locking but-
ton :.
If you pull on the handle of the tailgate, only
the luggage compartment of the vehicle is
unlocked.
i If the vehicle has been parked for a long
time, you must pull the door handle to acti-
vate KEYLESS GO. 58
Opening and closingControls
* optional
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The door is unlocked.
X Turn the emergency key element back and
remove it.
X Pull the door handle again. Locking the vehicle
If the vehicle can no longer be unlocked cen-
trally with the key or KEYLESS GO*:
X Close the front-passenger door, the rear
door on the front-passenger side and the
tailgate.
X Open the driver’s door and the rear door on
the driver’s side.
X Press the locking button on the driver’s
door (Y page 59).
The locking knobs in the front-passenger
door and in the rear doors drop down.
X Press the locking knobs in the front-
passenger door and in the rear doors down
manually, if necessary.
X Close the driver's door from the outside.
X Press down the locking knob of the driver's
door by reaching in through the open rear
door.
i Make sure that you have the vehicle key
on your person and that it is not left in the
vehicle.
X Close the rear door on the driver’s side.
X Check whether the doors and the tailgate
are locked. Unlocking the spare wheel bracket*
X
Take crank :from the glove compart-
ment.
i You can also use a screwdriver, key or
similar implement.
X Insert crank :into the opening under the
spare wheel bracket.
X Push crank :up in the direction of the
arrow.
The spare wheel bracket is released. Emergency fuel filler flap release
G
Risk of injury
The edges on the inside of the vehicle body
can be sharp. You could injure yourself when
using the fuel filler flap emergency release.
Avoid contact with the edges on the inside of
the vehicle body.
The emergency release is located in the lug-
gage compartment behind the side trim on
the right-hand side, when viewed in the direc-
tion of travel.
X Open the tailgate.
X Open the right-hand side trim panel
(Y page 259). Locking/unlocking in an emergency
251Practical advice
* optional
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