2012 MERCEDES-BENZ GL SUV brake

Sta
rting the engine
Impor tant safety notes G
WARNING
Combustion engines emi tpoisonous exhaust
gases such as carbon monoxide. Inhaling
these exhaust gases leads to poisoning. There
is ar isk of fatal injury. Therefore never leave
the engine running in enclosed spaces with-
out sufficient ventilation.
i Vehicles with apetrol engine: the cat-
alytic converter is preheate dfor up to
30second safter acold star t.The sound of
the engin emay change during this time.
Automatic transmission X
Shift the transmission to position
P(Y page 168).
The transmission position displ ay inthe
multifunction displa yshows
P(Y page 168).
i You can also star tthe engin ewhen the
transmission is in position N.
Sta rting procedur ewith the key X
To star tapetrol engine: turn the key to
position 3in the ignition lock
(Y page 159 )and releas eita ss oon as the
engin eisrunning.
X To star tadiesel engine: turn the key to
position 2in the ignition lock
(Y page 15 9).
The % preglow indicator lam pinthe
instrumen tcluster lights up.
X When the %preglow indicator lamp
goes out, tur nthe key to position
3(Y page 159) and release it as soon as the
engin eisrunning.
i You can start the engine without preglow
if the engine is warm. Usin
gKEYLESS-GO to star tthe en gine G
WARNING
Your vehicle can be started using avalid KEY-
LESS-GO key. For this reason, children should
never be left 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.
X Depress the brake pedal and keep it
depressed.
X To star tapetrol engine: press the Start/
Stop button (Y page 159) once.
The engin estarts.
X To start adiesel engine: press the Start/
Stop button (Y page 159)once.
Preglow is activated and the engin estarts.
i The Start/Stop button can be used to
start the vehicle without insertin gthe key
int ot he ignition lock .The key must be in
the vehicle and the Star t/Stop butto nmust
be inserted in the ignition lock. This mode
for startin gthe engin eoperates independ-
ently of the ECO start /stop automatic
engine start function. Pulling away
Automatic transmission G
WARNING
If the engine speed is above the idling speed
and you engag etransmission position Dor
R,t he vehicle coul dpull away suddenly. There
is ar isk of an accident.
When engaging transmission position Dor R,
always firmly depress the brake pedal and do
not simultaneously accelerate.
X Depress the brake pedal and keep it
depressed.
X Shift the transmission to position Dor
R(Y page 167). Driving
161Driving and parking Z

X
Release the brak epedal.
X Carefully depress th eaccele rator pedal.
The electric parkin gbrake (Y page 182) is
automaticall yreleased.
The red !indicator lam pinthe instru-
men tcluster goes out.
i It is only possible to shift the transmission
from position Pto the desired position if
you depress the brake pedal. Only then is
the parkin glock released. If the brake
pedal is not depressed, the DIRECT SELECT
leve rcan still be moved but the parkin glock
remains engaged.
i The vehicle lock scentrally onc eyou have
pulled away .The lockin gknobs in the doors
drop down.
You can open the doors from the inside at
any time.
You can also deactivat ethe automatic lock-
ing featur e(Ypage 28 3).
i Upshif tstake place at higher engine
speeds after acold star t.This helps the
catalytic converter to reach its operating
temperature mor equickly.
Pullin gaway with atrailer To ensure that you do not roll backwards
when pulling away on an uphill slope, engage
the electric parking brake.
X
Press and hol dhandle :.
The electric parking brake continues to
brake and prevent the vehicle from rolling
backwards. The red
!indicator lamp in the instru-
ment cluster remains on.
X Depress the accelerator pedal.
X As soon as the vehicle/trailer combination
is held by the driving force of the engine,
release lever :.
The electric parking brake is released.
The red !indicator lamp in the instru-
ment cluster goes out.
Hill star tassist G
WARNING
Af teras hort time, hill star tassist will no lon-
ger brake your vehicle and it could rol laway.
There is arisk of an accident and injury.
Therefore, quickly move your foot from the
brake pedal to the accelerator pedal. Never
leave the vehicle when it is held by hill start
assist.
X Remove your foot from the brake pedal.
The vehicle is then held for about asecond.
X Pull away.
Hill star tassist helps you when pulling away
forwards or in reverse on an uphil lgradient.
It hold sthe vehicle for ashort tim eafter you
have removed you rfoot from the brake pedal.
This gives you enough tim etomove your foot
from the brake pedal to the accelerator pedal
and depress it befor ethe vehicle begin sto
roll.
Hil lstart assist will not function if:
R you are pulling away on alevel road or a
downhill gradien t.
R the transmission is in position N.
R the electric parking brake is engaged.
R ESP ®
is malfunctioning. 162
DrivingDrivin
gand pa rking

(
Y page 16 4)¤ symbol is shown in yel-
low in the multifu nction display .Ifthis is the
case ,the ECO star t/stop function is not
available.
X To switch of f(AMG vehicles): in program
C,p ressbutton :.
or
X Switc htod rive program Sor M
(Y page 170).
Indi cator lamp ;on button :and the
¤ symbol in the multifunction display go
out.
The Stop/Star tactive or
Stop/Start inactive message in th
eAMG men uinthe
multifunction displa ygoes out.
X To switch on (AM Gvehicles): press but-
ton :.
Indicator lamp ;lights up. If drive pro-
gram Sor Mis active, the automatic trans-
mission switches to drive program C.
If all conditions for automatic engine
switch-of f(Ypage 16 4)are fulfilled, the
¤ symbol is shown in green in the mul-
tifunction display. In addition, the Stop/Star
tactive message is show
ninthe
AMG men uinthe multifunction display.
If not all condition sfor automatic engine
switch-of f(Ypage 16 4)are fulfilled, the
¤ symbol is not shown. If this is the
case, the ECO start/stop function is not
available. In addition, the Stop/Startinactive message is shown in the AMG
menu in the multifunction display.
i If indicator lamp ;is off, the ECO start/
stop function has been deactivated man-
ually or as the result of amalfunction .The
engin ewill then not be switched off auto-
matically when the vehicle stops.
i Ever ytime you switch on the engine using
the key or the Star t/Stop button, the ECO
start/stop function is activated. Automatic engine switch-off If the vehicle is braked to
astandstill in Dor
N,t he ECO start/stop func tion switches off
the engin eautomatically.
The ECO start/stop function is operational
and the ¤symbol is displayed in green in
the multifunction displa yif:
R thei ndicato rlamp in the ECO button is lit
green
R none of the off-road programs are selected
R the vehicle is stationary
R the outside temperature is within the com-
fort range
R the engine is at normal operating temper-
ature
R the set temperature for the vehicle interior
has been reached
R the battery is sufficiently charged
R the system detects that the windscreen is
not misted up when the air-conditioning
system is switched on
R the bonnet is closed
R the driver' sdoor is closed and the driver's
seat belt is fastened
If not all condition sfor automatic engine
switch-of fare fulfilled ,the ¤ symbol is
shown in yellow.
AM Gvehicles: the AMG menu in the multi-
func tion display additionally shows the Stop/ Star
tinactive message.
i If yo ushift the transmission from Rto D,
the ECO start/stop func tion is available
again onc ethe ¤ symbol reappear sin
green in the multifunction display.
i All vehicles (except AM Gvehicles):
automatic engine switch-off can take place
am aximum of four times consecutively (ini-
tial stop, then three subsequent stops). The
¤ symbol is shown in yellow in the mul-
tifunction displ ayafter the engine has been
started automatically for the fourth time.
When the ¤symbol is shown in green 164
DrivingDriving and parking

in the multifunction display, automatic
engin eswitch-of fisa gain possible.
i AMGvehicles: times which the engine
can be automatically switched off.
i You can also activat ethe HOL Dfunction
when the vehicle is stationary if the engine
has been switched off automatically. It is
then not necessary to continue depressing
the brak epedal during the automatic stop
phase. When you depress the accelerator
pedal, the engine star tsautomatically and
the braking effect of the HOLD function is
deactivated. Depress the accelerator pedal
gently, as the engine must be started first.
i During automatic engine switch-off ,the
climate con trol system only operates at a
reduced capacity. If you require full climate
con trol capacity, the ECO star t/stopfunc-
tion can be deactivated by pressing the
ECO button (Y page 163).
Automatic engin estart The engine is started automatically if:
R you switch off the ECO start/stop function
by pressing the ECO button
R you releas ethe brakes when in transmis-
sion position Dor N,w hen the HOL Dfunc-
tion is inactive
R you depres sthe accelerator pedal
R you engage reverse gear R
R you mov ethe transmission out of position
P
R you switc htodrive program Sor M(AMG
vehicles)
R yo us witch to an off-road program (except
AMG vehicles)
R you unfasten your seat belt or open the
driver's door
R the vehicle start storoll
R the brake system requires this
R the tempera turein the vehicle interior devi-
ates from the set range R
the system detect smoistur eont he wind-
screen when the air-conditionin gsystem is
switched on
R the battery's charge status is too low
i Shifting the transmission to position P
doe snot star tthe engine. Driving
165Driving and pa rking Z

Problem Possible causes/consequences and
M Solutions
The coolant tempera-
tur
ed isplay is showing
more than 120 †. The
coolant warnin glamp
may also be lit and a
warning tone may
sound. The coolant level is too low. The coolant is too hot and the engine
is no longer being cooled sufficiently.
X
Stop as soon as possible and allow the engine and the coolant
to cool down.
X Check the coolant level (Y page 363). Observe the warning
notes as you do so and top up the coolant if necessary. If the coolant level is correct
,the radiator fa nmay be faulty. The
coolant is too hot and the engine is no longer being cooled suffi-
ciently.
X At coolant temperatures under 120 †, drive on to the nearest
qualified specialis tworkshop, e.g. to aMercedes-Benz Service
Centre.
X Avoid heavy loads on the engine as you do so, e.g. driving in
mountainous terrai nand stop-start traffic. Automatic transmission
Important safety notes
G
WARNING
If the engine speed is above the idling speed
and you engag etrans mission position Dor
R,t he vehicle coul dpull away suddenly. There
is ar isk of an accident.
When engaging transmission position Dor R,
always firmly depress the brake pedal and do
not simultaneously accelerate. DIRECT SELECT lever
Overview of transmissio npositions P
Park position with parking lock
R Reverse gear
N Neutral
D Drive
The DIRECT SELECT leve risonthe right of the
steering column.
i The DIREC TSELECT lever always returns
to its origina lposition .The curren ttrans-
mission position P,R, Nor Dappe arsint he
transmission position display
(Y page 168) in the multifunction display. Automa
tict ran smission
167Driving and pa rking Z

Transmission position and driv
epro-
gram display !
If the transmission positio ndisplay in the
multifunction display is not working, you
should pull away carefully to chec kwhether
the desired transmission position is
engaged. Ideally, you should selec ttrans-
mission position Dand ,for AMG vehicles,
drive program Cor S.Don ot restric tthe
shift range. Transmission position and drive progra
mdisplay
: Transmission positio ndisplay
; Driv eprogram display
Th ec urrent transmission position and drive
program appea rinthe multifunction display.
i The arrow sint he transmission position
display show how and int owhich transmis-
sion positions you can change usin gthe
DIREC TSELECT lever.
Engaging par kposition P !
If th eengine speed is too high, do not shift
the automatic transmission directly from
D to R,f rom Rto Dor directly to P.Other-
wise ,the automatic transmission could be
damaged. P
Par kposition with parkin glock
R Reverse gear
N Neutral
D Drive
X Push the DIREC TSELECT lever in the direc-
tion of arrow P.
i The automatic transmission shifts into
park position Pautomaticall y:
R ifyou ope nthe driver's door while the
vehicle is stationary in transmission posi-
tion Dor R
R if you open the door while travellin gat
very lo wspeeds in transmission position
D or R
i If you depress the brak epedal and push
the DIRECT SELECT lever up or down, the
parking lock is released. The transmission
is in Nneutral.
In order to shift from park position P
directly into Ror D:
R depress the brak epedal and
R push the DIRECT SELECT lever up or
down past the first point of resistance
Engaging pa rk position Pautomatically Park position
Pis automatically engaged if:
R you switch off th eengine using the key and
remove the key
R you swi tcho ff the engin eusingthe Start/
Stop button an dopen on eofthe front doors
R theH OLD (Y page 211) or DI STRONIC
PLUS (Y page 198) function brake your 168
Automatic transmissionDrivin
gand pa rking

vehicl
euntil it is stationary and at least one
of the following conditions is fulfilled:
- there is asystem malfunction
- the vehicl eisonasteep uphill or downhill
gradient. The electric parking brake is
then als oengaged.
Engaging reverse gear R !
Only shift the automatic transmission to
R whe nthe vehicle is stationary.
X Push the DIREC TSELECT leve ruppast the
first point of resistance.
Neutra lNwithE CO start/stop function
activated The EC
Ostart/stop functio nswitches the
engin eoffautomatically if:
R the vehicle is braked until stationary while
in neut ralNand
R you continue to depress th ebrake pedal
For further information on th eECO start/stop
function ( Ypag e163).
Shiftin gton eutra l(N) X
Push the DIRECT SELECT leve rupordown
to the first point of resistance.
Drive position Dwith ECO start/stop
function activated The ECO start/stop fun
ction switches the
engin eoff automatically if:
R thev ehicle is braked until stationar ywhile
in transmission position Dand
R you continue to depress the brake pedal
For further information on the ECO star t/stop
function (Y page 163).
Engaging drive position D X
Push the DIRECT SELECT lever down past
the first point of resistance. Transmission positions
B
Par
kposition
This prevent sthe ve hicle fr om roll-
in ga way when stopped .Donot
shift the transmission int oposition
P (Y page 181) unless the vehicle
is stationary.
The automatic transmission shifts
to Pautomatically if you:
R remove the key
R switc hoff th eengine whe ninR
or Dand open one of the front
doors C
Reverse gear
Only shift the transmission to
R
when the vehicle is stationary. A
Neu
tral
Do not shift the transmission to N
whil edriving. Otherwise, th eauto-
matic transmissio ncould be dam-
aged.
No power is transmit tedf rom the
engine to th edrive wheels.
Releas ingt he brakes will allow you
to mov ethe vehicle freely, e.g. to
push it or tow it.
If ESP ®
is deactivated or faulty:
only shift the transmission to posi-
tion Nif the vehicle is in danger of
skidding, e.g. on icy roads.
If you switc hoff th eengine using
the key or the Start/Stop butto n,
the automatic transmission shifts
to neutral Nautomatically.
! Rolling in neutral Ncan lead to
damage to the transmission. 7
Drive
The automatic transmission
change sgear automatically. All
forwar dgears are available. Automatic transmission
169Driving and parking Z

take
noff ag aina fter be ingo nly partially
emptied.
X Releas eAdBlue ®
refil lbottle :.
X Tur nAdBlue ®
refil lbottle :anti-clockwise
and remove it.
X Screw the protective cap onto AdBlue ®
refill bottle :again.
AdBlue ®
refill bottles can be obtained at many
fil ling stations or at aMercedes-Benz Ser vice
Centre. Refil lbottles withou tathreaded seal
offer no protection agains toverfilling.
AdBlue ®
may leak ou tasaresult of overfilling.
Mercedes Ben zoffers special refi llbottles
with athrea deds eal. Thes eare avail able at
any Mercedes-Benz Service Centre.
Closin gthe AdBlue ®
fil lerc ap X
Fit AdBl ue®
filler cap ;on th efiller neck
and turn it clockwise.
X To close the fuel filler flap, press it in the
direction of arrow :.
X Driv efaster than 15 km/h.
The Refill AdBlue Se eOwner' sMan‐ ual message goes ou
tafter approximately
one minute.
i If the Refill AdBlue See Owner's Manual message continues to be show
nin
the multifunctio ndisplay, you must top up
with mor eAdBlue ®
. Parking
Important safety notes
G
WAR
NING
If flammable materials such as leaves ,grass
or twigs are exposed to prolo nged contac tto
part soft he exhaust system that heat up, they
coul dignite. There is arisk of fire.
Park the vehicle so that no flammable mate-
rials come int ocontac twith parts of the vehi-
cle which are hot. Take particular care not to
park on dry grassland or harvested grain
fields. G
WARNING
If you switch off the ignition while driving,
safety-relevan tfunctions are only available
with lim itations, or not at all .This coul daffect,
for example, the powe rsteering and the brake
boosting effect .You will require considerably
mor eeffort to steer and brake. There is arisk
of an accident.
Do not switch off the ignition while driving. G
WARNING
If you leave children unsupervised in the vehi-
cle, they could set it in motion by, for example:
R releasing the parking brake
R shifting the automatic transmission out of
the parking position P
R starting the engine.
They could also operate the vehicle's equip-
ment .There is arisk of an accident and injury.
When leaving the vehicle, always take the key
with you and lock the vehicle. Never leave
children unsupervised in the vehicle.
! Am ovin gvehicle can lead to damage to
the vehicle or damage to the driv etrain. Parking
181Driving and parking Z