buttons MERCEDES-BENZ GL 2012 Owners Manual

Notes ............................................. 305
Service messages ..........................305
Service products
Brake fluid ..................................... 375
Capacities ...................................... 371
Coolant (engine) ............................ 376
DEF special additives .....................374
Engine oil ....................................... 375
Fuel ................................................ 372
Important safety notes ..................370
Refrigerant (air-conditioning
system) .......................................... 375
Washer fluid ................................... 377
Settings
Factory (on-board computer) .........223
On-board computer .......................223
Setting the air distribution ............... 142
Setting the airflow ............................ 142
Side impact air bag ............................. 43
Side marker lamp (display
message) ............................................ 243
Side marker lamps Changing bulbs (front) ...................126
Side windows
Convenience closing feature ............91
Convenience opening feature ..........91
Hinged side windows .......................91
Important safety information ...........90
Opening/closing .............................. 90
Problem (malfunction) .....................93
Resetting ......................................... 92
Sliding sunroof
Important safety notes ....................93
Opening/closing .............................. 94
Problem (malfunction) .....................94
Resetting ......................................... 94
SmartKey
Changing the battery .......................80
Changing the programming .............79
Checking the battery .......................80
Convenience closing feature ............91
Convenience opening feature ..........91
Display message ............................ 256
Door central locking/unlocking .......76
Important safety notes ....................76
Loss ................................................. 82
Mechanical key ................................ 79
Positions (ignition lock) .................149Problem (malfunction) .....................82
Starting the engine ........................150
Snow chains .............................. 173, 341
Sockets Center console .............................. 286
Front-passenger footwell ...............286
Luggage compartment ...................286
Points to observe before use .........285
Rear compartment .........................286
Spare wheel
Notes/data .................................... 365
Storage location ............................ 315
see Emergency spare wheel
Specialist workshop ............................ 24
Speed, controlling see Cruise control
Speedometer
Additional speedometer (on-
board computer) ............................ 220
In the Instrument cluster .................29
Segments ...................................... 217
Selecting the unit of
measurement ................................ 223
see Instrument cluster
SRS (Supplemental Restraint
System) Display message ............................ 237
Introduction ..................................... 38
Warning lamp ................................. 263
Warning lamp (function) ................... 38
Standing lamps
Changing bulbs .............................. 126
Display message ............................ 243
Switching on/off ........................... 118
Starting (engine) ................................ 150
Station see Radio
Steering (display message) .............. 255
Steering wheel Adjusting (electrically) ...................110
Adjusting (manually) ......................110
Button overview ............................... 31
Buttons (on-board
computer) ...................................... 217
Important safety notes ..................109
Paddle shifters ............................... 15716Index

Overhead control panelFunctionPage:p Switches the left-
hand reading lamp on/off
122
;u Switches the rear
interior lighting on/off
123
=| Switches the
automatic interior lighting
control on/off
123
?c Switches the front
interior lighting on/off
123
FunctionPageAp Switches the right-
hand reading lamp on/off
122
B2 Opens/closes the
sliding sunroof
94
CRear-view mirror112DButtons for the garage door
opener
296
Overhead control panel35At a glance

X To unlock the vehicle: touch the inner
surface of the door handle.XTo lock the vehicle: press locking
button :.XConvenience closing feature: press
locking button : for an extended period
( Y page 92).
If you pull on the handle of the tailgate, only
the cargo compartment of the vehicle is
unlocked.
Changing the settings of the locking
system
You can change the setting of the locking
system in such a way that only the driver's
door and the fuel filler flap are unlocked. This
is useful if you frequently travel on your own.
XTo change the setting: press and hold
down the % and & buttons
simultaneously for approximately six
seconds until the battery check lamp
( Y page 80) flashes twice.
i
If the setting of the locking system is
changed within the signal range of the
vehicle, pressing the & or % button
locks or unlocks the vehicle.
The SmartKey now functions as follows:
XTo unlock the driver's door: press the
% button once.XTo unlock centrally: press the %
button twice.XTo lock centrally: press the & button.The KEYLESS-GO function is changed as
follows:XTo unlock the driver's door: touch the
inner surface of the door handle on the
driver's door.XTo unlock centrally: touch the inner
surface of the door handle on the front-
passenger door or the rear door.XTo lock centrally: press the locking button
on one of the door handles.
Restoring the factory settings
XPress the % and & buttons
simultaneously for approximately six
seconds until the battery check lamp
flashes twice.
Mechanical key
General notes
If the vehicle can no longer be unlocked with
the SmartKey, use the mechanical key.
If you use the mechanical key to unlock and
open the driver's door, the anti-theft alarm
system will be triggered ( Y page 72).
There are several ways to turn off the alarm:
XTo turn the alarm off with the
SmartKey: press the % or & button
on the SmartKey.
or
XInsert the SmartKey into the ignition lock.
or
XTo deactivate the alarm with KEYLESS-
GO: press the Start/Stop button in the
ignition lock. The SmartKey must be in the
vehicle.
or
XLock or unlock the vehicle using KEYLESS-
GO. The SmartKey must be outside the
vehicle.SmartKey79Opening/closingZ

arrow until battery tray cover : opens.
When doing so, do not hold cover : shut.XRemove battery tray cover :.XRepeatedly tap the SmartKey against your
palm until battery = falls out.XInsert the new battery with the positive
terminal facing upwards. Use a lint-free
cloth to do so.XMake sure that the surface of the battery is
free from lint, grease and all other forms of
contamination.XInsert the front tabs of battery tray
cover : and then press to close it.XInsert the mechanical key into the
SmartKey.XCheck the function of all SmartKey buttons
on the vehicle.SmartKey81Opening/closingZ

Unsecured or improperly positioned cargo
increases a child's risk of injury in the event
of
R strong braking maneuvers
R sudden changes of direction
R an accident
Unlocking and opening doors from
the inside
You can open a door 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 locks
( Y page 66).
Only open the door when the traffic situation
permits.
If the vehicle was previously locked with the
SmartKey or with KEYLESS-GO, opening the
vehicle from the inside will activate the anti-
theft alarm system. Switch off the alarm
( Y page 72).
XPull door handle ;.
If the door is locked, locking knob : pops
up. The door is unlocked and can be
opened.
Centrally locking and unlocking the
vehicle from the inside
You can centrally lock or unlock the vehicle
from the inside.
The central locking/unlocking button does
not lock or unlock the fuel filler flap.
The buttons are located on both front doors.
i You cannot unlock the vehicle centrally
from the inside if the vehicle has been
locked with the SmartKey or KEYLESS-GO.
i It is only possible to lock the vehicle
centrally if the front-passenger door is
closed.XTo unlock: press button :.XTo lock: press button ;.
If all the doors and the tailgate are closed,
the vehicle locks.
You can open a front door from inside the
vehicle even if it has been locked. Only open
the door when the traffic situation permits.
If the vehicle has been locked with the central
locking button:
R and the SmartKey is set to its factory
setting, the entire vehicle is unlocked if a
front door is opened from the inside
R and the SmartKey is set to an individual
setting, only the front door that is opened
from inside the vehicle is unlocked.
If the vehicle has been locked centrally with
the SmartKey or with KEYLESS-GO, it is not
unlocked when the release button for the
central locking is used.
Automatic locking feature
The vehicle locks automatically when the
ignition is switched on and the wheels of the
84DoorsOpening/closing

XMake sure that the SmartKey is in position
2 in the ignition lock.XTo switch on: press button : repeatedly
until the desired heating level is set.XTo switch off: press button : repeatedly
until all the indicator lamps go out.
Problems with the seat heating
If one or all of the indicator lamps in the seat
heating button are flashing, the seat heating
has switched off automatically. The vehicle's
electrical system voltage is too low because
too many electrical consumers are switched
on.
XSwitch off electrical consumers which you
do not need, such as the rear window
defroster or interior lighting.
Once the battery is sufficiently charged, the
seat heating will switch back on
automatically.
Switching the seat ventilation on/off
Switching on/off
The three blue indicator lamps in the buttons
indicate the ventilation level you have
selected.
i If the battery voltage is too low, the seat
ventilation may switch off.
XMake sure that the SmartKey is in position
2 in the ignition lock.XTo switch on: press button : repeatedly
until the desired ventilation level is set.
i You can open the side windows and the
sliding sunroof using the "Convenience
opening" feature ( Y page 91). The seat
ventilation of the driver's seat
automatically switches to the highest level.
XTo switch off: press button : repeatedly
until all the indicator lamps go out.
Problems with the seat ventilation
If one or all of the indicator lamps in the seat
ventilation button are flashing, the seat
ventilation has switched off automatically.
The vehicle's electrical system voltage is too
low because too many electrical consumers
are switched on.
XSwitch off electrical consumers which you
do not need, such as the rear window
defroster or interior lighting.
Once the battery is sufficiently charged, the
seat ventilation will switch back on
automatically.
Steering wheel
Important safety notes
GWARNING
Do not adjust the steering wheel while driving.
Adjusting the steering wheel while driving, or
driving without the steering wheel adjustment
feature locked could cause the driver to lose
control of the vehicle.
The electrical steering wheel adjustment
feature can be operated at any time.
Therefore, do not leave children unattended
in the vehicle, or with access to an unlocked
vehicle. A child's unsupervised access to a
vehicle could result in an accident and/or
serious personal injury.
Steering wheel109Seats, steering wheel and mirrorsZ

Problems with the steering wheel
heating
If steering wheel heating indicator lamp = is
flashing, the steering wheel heating has
switched off automatically. The vehicle's
electrical system voltage is too low because
too many electrical consumers are switched
on.
XSwitch off electrical consumers which you
do not need, such as the rear window
defroster or interior lighting.
Once the battery is sufficiently charged, the
steering wheel heating will switch back on
automatically.
EASY-ENTRY/EXIT system
Important safety notes
The EASY-ENTRY/EXIT feature makes getting
in and out of your vehicle easier.
You can activate and deactivate the EASY-
ENTRY/EXIT feature in the on-board
computer ( Y page 227).
GWARNING
You must make sure no one can become
trapped or injured by the moving steering
wheel when the easy-entry/exit feature is
activated.
To stop steering wheel movement do one of
the following:
R Move steering wheel adjustment stalk.
R Press one of the memory position buttons.
R Press memory button M.
Do not leave children unattended in the
vehicle, or with access to an unlocked vehicle.
Children could open the driver's door and
unintentionally activate the easy-entry/exit
feature, which could result in an accident
and/or serious personal injury.
GWARNING
Let the system complete the adjustment
procedure before setting the vehicle in
motion. All steering wheel adjustment must
be completed before setting the vehicle in
motion. Driving off with the steering wheel
still adjusting could cause the driver to lose
control of the vehicle.
Position of the steering wheel when the
EASY-ENTRY/EXIT feature is active
The steering wheel swings upwards when
you:
R remove the SmartKey from the ignition lock
R open the driver's door and KEYLESS-GO is
in position 1
R open the driver's door and the SmartKey is
in position 0 or 1 in the ignition lock
i The steering wheel only moves upwards if
it has not already reached the upper end
stop.
Position of the steering wheel for
driving
The steering wheel is moved to the last
selected position when:
R the driver's door is closed.
R you insert the SmartKey into the ignition
lock.
or
R you press the Start/Stop button once on
vehicles with KEYLESS-GO.
When you close the driver's door with the
ignition switched on, the steering wheel is
also automatically moved to the previously
set position.
The last position of the steering wheel is
stored when you switch off the ignition or
when you store the setting with the memory
function ( Y page 114).
Crash-responsive EASY-EXIT feature
If the crash-responsive EASY-EXIT feature is
triggered in an accident, the steering column
will move upwards when the driver's door is
opened. This occurs irrespective of the
Steering wheel111Seats, steering wheel and mirrorsZ

XAdjust the seat (Y page 100).XOn the driver's side, adjust the steering
wheel (Y page 110) and the exterior mirrors
( Y page 112).XPress memory button M and one of the
storage position buttons 1, 2 or 3 within
three seconds.
The settings are stored in the selected
preset position. A tone sounds when the
settings have been completed.
Calling up a stored setting
XPress and hold the relevant storage
position button 1, 2 or 3 until the seat,
steering wheel and exterior mirrors are in
the stored position.
i The setting procedure is interrupted as
soon as you release the storage position
button.
Memory functions115Seats, steering wheel and mirrorsZ

Control panel for dual-zone automatic climate control:To set the temperature, left (Y page 141);To set climate control to automatic ( Y page 140)=To defrost the windshield ( Y page 142)?To increase the airflow ( Y page 142)ATo direct the airflow through the defroster vents ( Y page 142)BTo activate/deactivate cooling with air dehumidification ( Y page 139)CTo set the temperature, right ( Y page 141)DTo switch rear-compartment climate control on/off ( Y page 138)ETo direct the airflow through the center and side air vents ( Y page 142)FTo direct the airflow to the footwells and side air vents ( Y page 142)GTo display the airflow levelHTo reduce the airflow ( Y page 142)ITo switch the rear window defroster on/off ( Y page 143)JTo activate/deactivate air-recirculation mode ( Y page 144)KInterior temperature sensorLTo switch climate control on/off ( Y page 138)Notes on using dual-zone automatic
climate control
The following contains notes and
recommendations on optimum use of dual-
zone automatic climate control.
R Activate climate control using the à and
Á buttons. The indicator lamps in the
à and Á buttons light up.
R Set the temperature to 72 ‡ (22 †).
R Only use the "defrosting" function briefly
until the windshield is clear again.
R Only use "air-recirculation" mode briefly,
e.g. if there are unpleasant outside odorsor when in a tunnel. The windows could
otherwise fog up as, in air-recirculation
mode, no fresh air is drawn into the vehicle.
R Use the residual heat function if you want
to heat or ventilate the vehicle interior
when the ignition is switched off. The
"residual heat" function can only be
activated or deactivated with the ignition
switched off.Overview of climate control systems135Climate controlZ

HTo reduce the airflow (Y page 142)ITo switch the rear window defroster on/off ( Y page 143)JTo activate/deactivate air-recirculation mode ( Y page 144)KInterior temperature sensorLTo switch climate control on/off ( Y page 138) Rear control panelMTo increase the airflow ( Y page 142)NTo set the temperature ( Y page 141)OTo set the rear-compartment climate control to automatic ( Y page 140)PTo direct the airflow through the rear air vents ( Y page 142)QTo direct the airflow through the footwell vents ( Y page 142)RTo switch rear-compartment climate control on/off ( Y page 138)STo reduce the airflow ( Y page 142)Notes on using 3-zone automatic
climate control
The following contains instructions and
recommendations to enable you to get the
most out of your automatic climate control.
R Activate climate control using the à and
Á buttons. The indicator lamps in the
à and Á buttons light up.
R Set the temperature to 72 ‡ (22 †).
R Only use the "defrosting" function briefly
until the windshield is clear again.
R Only use "air-recirculation" mode briefly,
e.g. if there are unpleasant outside odors
or when in a tunnel. The windows could
otherwise fog up as, in air-recirculation
mode, no fresh air is drawn into the vehicle.
R Use the MONO function if you want to
adopt the temperature and air distribution
settings from the driver's side for all
climate zones. The indicator lamp in the
º button lights up.
R Use the residual heat function if you want
to heat or ventilate the vehicle interior
when the ignition is switched off. The
"residual heat" function can only be
activated or deactivated with the ignition
switched off.Operating the climate control system
Activating/deactivating climate
control
Important information
GWARNING
When the climate control system is
deactivated, the outside air supply and
circulation are also deactivated. Only choose
this setting for a short time. Otherwise the
windows could fog up, impairing visibility and
endangering you and others.
i Switch on climate control primarily using
the à button ( Y page 140).
138Operating the climate control systemClimate control