1, 2,
3...
4ETS (Electronic Traction System) see ETS/4ETS (Electronic Trac-
tion System)
12 Vsocket
see Socket (12 V) A
ABS (Anti-lock Braking System) Display message ............................ 142
Function/notes ................................ 52
Warning lamp .................................1 58
Activating/deactivating air-recir-
culation mode ...................................... 89
ADAPTIVE BRAKE ................................. 56
Adaptive brake lights .......................... 53
AdBlue ®
Additive ......................................... 252
Display message ............................ 148
Filling capacity ............................... 252
Important safety notes .................. 251
Low outside temperatures ............. 252
Purity ............................................. 252
Topping up ..................................... 111
Additives (engine oil) ........................ 253
Adjustin gthe seat ............................... 69
AF (alternative frequency) ................ 177
Airc onditioning
Windscreen heating ......................... 88
Airf ilter(wh ite display message) .... 148
Airv ents
Important safety notes .................... 93
Rea r................................................. 94
Setting ............................................. 93
Setting the centre airv ents ............. 94
Setting the sid eairvents ................. 94
Air-conditionin gsystem
see Climate control
Airbag
Introduction ..................................... 36
PASSENGER AIR BAG OFF indica-
tor lamp .......................................... .32
Airbags
Fron tairbag (driver ,front
passenger )....................................... 37
Important safety gu idelines............. 36 Triggering ......................................... 37
Alarm
ATA (Anti-Theft Alarm system) ......... 56
Switching off (ATA) .......................... 56
Switching the function on/off
(ATA) ................................................ 56
All-whee ldrive
Transfer case ................................. 124
Approach/departurea ngle.............. 121
Aquaplaning ....................................... 117
Ashtray ............................................... 208
Assembly tool
General notes ................................ 210
Radio aerial .................................... 210
Assistance display (on-board com-
puter) .................................................. 137
Assistance menu (on-board com-
puter) .................................................. 137
ASSYST service interva ldisplay
Servic emessages .......................... 216
ATA (Anti-Theft Alarm system)
Activating/deactivatin g................... 56
Function ........................................... 56
Switching off the alarm .................... 56
Audi oAUX jack .................................. 178
AUTO lights
Displa ymessage ............................ 145
see Lights
Automatic engine start (ECO start/
sto pfunction) ...................................... 99
Automatic engine switch-off (ECO
start/sto pfunction) ............................ 98
Automatic headlamp mode ................ 75
Automatic transmission
Displa ymessage ............................ 153
Drive position (EC Ostart/stop
function) ........................................ 103
Drive programs .............................. 104
Driving tip s.................................... 103
Emergency running mod e.............. 108
Engaging drive position .................. 103
Engaging neutral ............................ 102
Engaging reverse gea r................... 102
Engaging the park position ............ 102
Important safety notes .................. 101
Kickdow n....................................... 104
Manua lshifting .............................. 106 4
Index
Off-road fording
................................. 117
Off-road system
Permanen tall-wheel drive .............1 23
On-board computer
Assistance menu ........................... 137
Audi omenu ................................... 135
Convenience submenu .................. 140
Display messages .......................... 141
Factory setting submenu .............. .141
Heating submenu ........................... 139
Important safety notes .................. 131
Instrument cluster submenu .......... 137
Ligh tsubmenu ............................... 138
Menu overview .............................. 133
Message memory .......................... 141
Navigation menu ............................ 134
Operation ....................................... 132
Selecting the language .................. 138
Service menu ................................. 137
Settings menu ............................... 137
Standard displa y............................ 133
Telephone menu ............................ 136
Time ............................................... 138
Time/Date submenu ..................... 138
Tri pm enu ...................................... 133
Vehicl esubmenu ........................... 139
Operatin ginstructions
Vehicl eequipment ........................... 21
Operatin gsafety
Declaration of conformity ................ 22
Important safety note ...................... 21
Operatin gsystem
see On-board computer
Operatin gthe touchscreen
Confirming the selection ................ 170
Introduction ................................... 170
Moving the roa dmap (ma pview) ... 171
Selecting amenu ite m................... 170
Outside temperature display ........... 131
Overhead contro lpanel ...................... 30 P
Paint code .......................................... 249
Paintwork (clea ning instructions) ... 218
Parking ............................................... 113
Engaging park position .................. 102
Important safety notes .................. 113 Parking brake ................................ 114
Switching off the engine ................1
14
Parking brake
Display message ............................ 143
Emergency braking ........................ 114
Operating ....................................... 114
Warning lamp ................................. 157
Parking lamps
Display message ............................ 145
Switching on/off .............................. 75
PASSENGE RAIRBAG OFF
Indicator lamp .................................. 32
Problems (malfunctions) .................. 46
Permanent all-whee ldrive
Off-road system ............................ .123
Petrol ................................................. .251
Pets in the vehicle ............................... 52
Plastic trim (cleaning instruc-
tions) ................................................. .220
Power supply (trailer) ....................... 129
Program selector button .................. 104
Protection against theft
ATA (Anti-Theft Alarm system) ......... 56
Immobiliser ...................................... 56
Protection of the environment
General notes .................................. 20
Pulling away
Automatic transmission ................... 97
General notes .................................. 97
Trailer .............................................. 97 Q
QR code Mercedes-Benz GuideA pp ................. 1
Rescue card .....................................24
Qualified specialist workshop ........... 23 R
Radiator cover ................................... 212
Radio
Calling up stored stations .............. 176
Overview ........................................ 176
Radio Dat aSystem ........................ 177
Searching for astation .................. 176
Selecting astation ......................... 135
Setting astation ............................ 176 Index
13
the brake syste
mchecked at aquali fied spe-
cialist workshop.
Observe information regarding indicator and
warning lamps (Y page 158)asw ellasd isplay
message s(Ypage 143). ADAPTIV
EBRAKE
ADAPTIV EBRAKE provides increased braking
safety. In addition to th ebraking function,
ADAPTIV EBRAKE also features th eHOLDF unc-
tion (Y page 122). Protectio
nagainst theft Immobiliser
The immobiliser prevents yourv ehiclefrom
bein gstarted without th ecorrect key.
X To activate: remove thekeyfrom th eignition
lock.
X To deactivate: switch on theignition.
When leaving th evehicle, always tak ethe key
wit hyou and loc kthe vehicle. The engin ecan be
started by anyone wit havalid ke ythatisl eft
inside th evehicle.
i The immobiliser is always deactivated when
you start th eengine. ATA (Anti-Thef
tAlarms ystem) X
To prime: lockthe vehicl ewitht he key.
Indicato rlamp :flashes. The alarm system
is primed afte rapproximatel y15s econds.
X To deactivate: unlock the vehicl ewitht he
key. i
If you then do not open
aside door or the
rear door, the alarm system is primed again
after approximately 40 seconds.
Av isuala nd audible alarm is triggered if the
alarm system is primed and you open:
R ad oor
R the vehicle with the emergency key element
R the rear door
R the bonnet
The alarm is also triggered if:
R the positio nofthe vehicle is changed
R The alarm does not stop, even if you close the
open door that has triggered it, for example.
X To stop the alarm: press the%or&
button on the key.
The alarm stops.
or X Insert the key into the ignition lock.
The alarm stops. 56
Protectiona
gainst theftSafety
Key
Important safety notes
G
WARNING
If children ar eleft unsupervised in the vehicle,
they can:
R open doors and endange rother persons or
road users
R climb out and be injured by the traffic
R operate vehicl eequipment and, for exam-
ple,t rap themselves.
Childre ncoulda lsos et the vehicl einmotion,
for exampl eby:
R releasing the parking brake
R shifting the automatic transmission out of
park position P
R starting the engine.
There is arisk of an accident and injury.
When leaving the vehicle, alwayst ake the key
with you and lock the vehicle. Never leave
children unattended in the vehicle. Always
keep the key out of reach of children. G
WARNING
If you attach heavy or larg eobjects to the key,
the key coul dbeunintentionally turned in the
ignitio nlock. This coul dcauset he engine to
be switched off. There is arisk of an accident.
Do not attach any heavy or larg eobjects to the
key. Remove any bulky keyrings before insert-
ing the key into the ignitio nlock.
! Keep the key awayf
rom strong magnetic
fields. Otherwise, the remote control function coul dbea ffected.
Strong magnetic fields can occur in the vicin-
ity of powerful electrica linstallations.
Do not keep the key: R with electronic devices, e.g. amobilephone
or another key
R with metallic objects, e.g. coins or metal foil
R insid emetallic objects, e.g. ametal case
This can impair the key's function. Ac
heck tha tperiodically establishes aradio
connectio nbetween the vehicl eand the key
determine swhethe rav alidkey is in the vehicle.
Thi so ccurs, for example:
R during engine start
R during driving
Unite dKingd om only: G
WARNING
When the double locks are activ ated, the
doors can no longer be opened from the
inside. People in the vehicl ecan no longer get
out, e.g. in hazardous situations. There is a
risk of injury.
Therefore, do not leave any people unsuper-
vised in the vehicle, particularl ychildren, eld-
erly people or people in need of special assis-
tance. Do not activate the double lock when
people are in the vehicle.
If the vehicl ehas been locked from the outside,
the double lock function is activated as stand-
ard. It is then not possible to open the doors
from insid ethe vehicle. You can deactivate the
double lock function by deactivating the interior
motion sensor (see Digita lOwner's Manual).
The doors can then be opened from the inside
after the vehicl ehas been locked from the out-
side .The anti-theft alarm system is triggere dif
the door is opened from the inside. Switch off
the alarm (Y page56). Keyf
unctions :
& Lockst he vehicle
; % Unlocks the vehicle Key
57Opening and closing Z
The key centrally locks/unlocks:
R the doors
R the rear door
R the fuel filler flap
X To unlock centrally: press the%button.
If you do not open the vehicle within approx-
imately 40 seconds of unlocking:
R the vehicle locks again
R protection against theft is reactivated
X To lock centrally: press the&button.
i If the
& button is pressed when the driv-
er's door is open, the rear side door on the
driver's side is not locked either.
During unlocking, the turn signals flash once.
During locking, they flash three times.
You can also set an audibl esignal to confirm
that the vehicle has been locked. The audible
signal can be activated or deactivated using the
on-board computer (Y page 139).
Only when all the components have been locked is the visual or audibl elockingc onfirmation
issued.
When the surround lighting is activated via the
on-board computer, it lights up when it is dark
after the vehicle is unlocked with the key
(Y page 138). Changing the settings of the locking
system
You can change the settings of the lockin gsys-
tem. This mean sthato nlyt he driver' sdoor and
th ef uel fille rflap are unlocked when th evehicle
is unlocked. This is useful if you frequently travel
alone.
X To change th esetting: pressand hold down
the % and& buttons simultaneously
for about six seconds until th ebattery indica-
to rlamp flashes twice (Y page 59).
If th esettin goft helockin gsystem is changed
within th esignal range of th evehicle ,pressing
the & or% button:
R locks or
R unlock sthe vehicle The key now func
tions as follows:
X To unlock the driver's door and fuel filler
flap:
press the %button once.
X To unlock centrally: press the%button
twice.
X To lock centrally: press the&button.
X To restor ethe factory settings: press and
hold down the %and& button ssimul-
taneously for approximately six seconds until the battery check lamp flashes twice
(Y page 59). Emergency key element
Genera lnotes If the vehicl
ecan no longer be unlocked with the
key, use the emergency key element.
If you use the emergency key element to unlock
and open the driver's door, the anti-theft alarm
system willbet riggered. Switch off the alarm
(Y page 56).
If you unlock the vehicle using the emergency
key element, the fuel fillerf lap willnot be
unlocked automatically.
X To unlockt he fuel fillerf lap:insert the key
into the ignition lock.
Removing the emergency key element X
Push releasec atch:in the direction of the
arrow and, at the same time, remove emer-
gency key element ;from the key.
Further information on locking/unlocking the
driver's door (Y page 62).58
KeyOpening and closing
Problem
Possible causes/consequences and
M
MSolutions You have lost
akey. X
Have th ekey deactivated at aqualifie dspecialist workshop.
X Report the los simmediately to the vehicle insurers.
X If necessary ,havet he locks changed as well. Yo
uh ave lost the emer-
genc ykey element. X
Report the loss immediately to the vehicl einsurers.
X If necessary, hav ethe locks changed as well. Doors
Important safety notes
G
WARNING
If children ar eleft unsupervised in the vehicle,
they can:
R open doors and endange rother persons or
road users
R climb out and be injured by the traffic
R operate vehicl eequipment and, for exam-
ple,t rap themselves.
Childre ncoulda lsos et the vehicl einmotion,
for exampl eby:
R releasing the parking brake
R shifting the automatic transmission out of
park position P
R starting the engine.
There is arisk of an accident and injury.
When leaving the vehicle, alwayst ake the key
with you and lock the vehicle. Never leave
children unattended in the vehicle. Always
keep the key out of reach of children.
Unite dKingdom only: G
WARNING
When the double locks are activated, the
doors can no longer be opened from the
inside. People in the vehicl ecan no longer get
out, e.g. in hazardous situations. There is a
risk of injury.
Therefore, do not leave any people unsuper-
vised in the vehicle, particularl ychildren, eld-
erly people or people in need of special assis-
tance. Do not activate the double lock when
people are in the vehicle. If the vehicle has been locked from the outside,
the double lock function is activated as stand-
ard. It is then not possible to open the doors
from inside the vehicle .You can deactivate the
double lock function by deactivating the interior
motion sensor (see Digital Owner's Manual).
The doors can then be opened from the inside
after the vehicle has been locked from the out-
side. The anti-theft alarm system is triggered if
the door is opened from the inside. Switch off
the alarm (Y page 56). Unlockinga
nd opening the doors
from the inside
You can open adoor from inside the vehicle
even if it has been locked. You can only open the rear doors from inside the vehicle if they are not secured by the child-proof lock s(Ypage 51). If
the vehicle has previously been locked with the
key, openin gadoor from the inside will trigger
the anti-theft alarm system .Switc hoff the alarm
(Y page 56). :
To unlock
; To lock
= Door handle
X Slide latch :upwards.
The door is unlocked and can be opened.
X Pull door handle =and open the door. Doors
61Openingand closing Z
X
Insert the emergency key element into the
lock of the driver's door as far as it willg o.
X To unlock: turn the emergency key element
anti-clockwise as far as it willgotop osition
1.
X To lock: turn the emergency key element
clockwise as far as it willgotop osition2.
Right-hand-drive vehicle: turn the emergency
key element in the opposite direction in both
cases.
If you use the emergency key element to unlock
and open the driver's door, the anti-theft alarm
system willbet riggered. Switch off the alarm
(Y page 56). Rear door
Im
portant safety notes G
WARNING
Combustion engine semit poisonous exhaust
gase ssuch as carbon monoxide .Ifthe rear
door is open when the engine is running, par- ticularly if the vehicl eismoving, exhaust
fumes coul denter the passenger compart-
ment. There is arisk of poisoning.
Turn off the engine before opening the rear
door. Never drive with the rear door open. G
WARNING
If objects, luggage or loads are not secure dor
not secure dsufficiently ,they coul dslip,tip
over or be flung around and thereby hit vehicle
occupants. There is arisk of injury ,especially
when braking or abruptly changing directions.
Always store objects so that they cannot be
flung around. Secure objects, luggage or
loads against slipping or tipping before the
journey. G
WARNING
Do not leave children unsupervised in the
vehicle. They coul dopen the rear door from
insid ethe vehicl eand endange rthemselves
and others. !
The tailgat
eswings out to the side when
opened. Therefore, make sure that there is
sufficient clearance.
Do not leave the key in the luggage compart-
ment. You may otherwise be inadvertently
locked out.
Stow luggage or loads preferably in the luggage
compartment.O bserve the loading guidelines
(Y page 198). Opening from the outside
The rear door must be unlocked before it can be
opened.
X Press the %button on the key. X
Press release button :and pull door han-
dle ;.
X Open the rear door. Opening from the inside
:
To unlock
; To lock
= Door handle Rea
rdoor
63Openinga nd closing Z