start stop button MERCEDES-BENZ GL SUV 2012 User Guide

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

ECO start/stop function
Important safety notes G
WARNING
If th eengine is switched off automatically and
you exit the vehicle, the engine is restarted
automatically. The vehicle may begin moving.
There is arisk of accident and injury.
If you wish to exit the vehicle, always turn off
the ignition and secure the vehicle against
rolling away.
General notes :
ECO start/stop display
The ECO start/stop func tion switches the
engin eoff automatically if th evehicle stops
moving.
When pulling away again, the engine starts
automatically. The ECO start/stop function
thereby helps you to reduc ethe fuel con-
sumption and emissions of your vehicle.
Every tim eyou switc honthe engin eusing the
key or the Star t/Stop button, the ECO start/
sto pfunction is activated.
AMG vehicles: the ECO start/stop function
is only available in drive program C.
The system is operational when the ¤
symbol is shown in green in the multifunction
display.
AMG vehicles: the AMG menu in the multi-
function displa yadditionally shows the Stop/Star
tactive message.
If no tall condition sfor automatic engine
switch-of fare fulfill ed (Ypage 164), the
¤ symbol is shown in yellow in the multi-
function display. AMG vehicles:
the AMG menu in the multi-
function display additionally shows the Stop/ Star
tinactive message.
If th eECO start/stop function has been man-
uall ydeactivated (Y page 163) or if amal-
function has caused the system to be deac-
tivated, the ¤symbol is not displ ayed.
AMG vehicles: theStop/Start active or
Stop/Start inactive displa
ymessage
goes out in the AMG men uofthe multifunc-
tion display.
If the engin eisswitched off and the ¤
symbol is shown in green in the multifunction
display, the engine has been switched off
automatically .However, all vehicle systems
remain active.
Deactivating/activa ting th eECO start/
stop function ECO button
X
To switch off (except AMG vehicles):
press button :.
Indicator lamp ;on button :and the
¤ symbol in the multifunction display go
out.
X To switch on (except AMG vehicles):
press button :.
Indicator lamp ;lights up. If all conditions
for automatic engine switch-off
(Y page 164 )are fulfilled ,the ¤ symbol
is shown in gree ninthe multifunc tion dis-
play.
If not all conditions for automatic engine
switch-off ar efulfilled, the Driving
163Drivingand pa rking Z

(
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

Problems wit
hthe engine Problem Possible causes/consequences and
M Solutions
Th
ee ngine doe snot
start. The starter motor
can be heard. R
There is amalfunction in the engine electronics.
R There is amalfunction in the fuel supply.
X Before attempting to start the engine again, turn the key in the
ignition back to position 0or press the Start/Stop button
repeatedly until all indicator lamps in the instrumen tcluster go
out.
X Try to start the engin eagain (Y page 16 1).A void excessively
long and frequen tattempt stostartthe engine, as this will drain
the battery.
If the engine doe snot star tafter several attempts:
X Consult aqualified specialist workshop. The engine does not
star
t.The starter motor
can be heard. The
reserve fuel warning
lam pisl it and the fuel
gauge displa yshows 0. The fuel tan
kise mpty.
X Refue lthe vehicle. The engin
edoes not
start. You cannot hear
the starter motor. The on-boar
dvoltage is too low because the battery is too weak
or discharged.
X Jump-start the vehicle (Y page 386).
If the engin edoes not star tdespite attempt stojump-start it:
X Consult aqualified specialist workshop. The starter motor was exposed to
athermal load that was too high.
X Allo wthe starter motor to cool down for approximatel ytwo
minutes.
X Try to start the engine again.
If the engine still does not start:
X Consult aqualified specialist workshop. Vehicles with
apetrol
engine:
The engine is not run-
ning smoothly and is
misfiring. There is
amalfunction in the engine electronics or in amechanical
componen tofthe engin emanagement system.
X Only depress the accelerator pedal slightly.
Otherwise, non-combusted fuel may get into the catalytic con-
verter and damage it.
X Have the cause rectified immediately at aqualified specialist
workshop. 166
DrivingDrivin
gand pa rking

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

To ensur
ethat the vehicle is secured against
rolling away unintentionally:
R the electric parkin gbrake mus tbea pplied
R the tra nsmission must be in position Pand
the key must be remove dfrom th eignition
lock
R on steep uphill or downhil lgradients ,turn
the fron twheels towards the kerb
R on steep uphill or downhill gradients, the
front axl eofane mpty vehicl emust be
secured, for example with awheel chock
R on steep uphill or downhill gradients, the
rea raxle of aladen vehicle must be addi-
tionally secured, for example with awheel
choc k. Switching of
fthe engine
Important safety notes G
WARNING
Th ea utomatic transmission switches to neu-
tral position Nwhen you switch off the engine.
The vehicle may roll away .There is arisk of
an accident.
After switching off the engine, always switch
to parking position P.Prevent th eparked vehi-
cle from rolling awa ybyapplying the parking
brake.
Usin gthe key X
Engag ethe electric parkin gbrake.
X Shift th etransmission to position P.
X Turn th ekey to position 0in the igniti on
lock and remov eit.
The immobilise risactivated.
i If you switch the engine off with the trans-
mission in position Ror D,t he automatic
transmission shift stoNautomatically.
If you then open one of the front doors or
remove the key from the ignition, the auto-
matic transmission shifts to P.
If you shift the automatic transmission to
N before switching off the engine, the auto- matic transmission remains in
Neven if a
door is opened.
Usin gKEYLESS-GO X
Engage the electric parking brake.
X Shift the transmission to position P.
X Press the Start/Stop button (Y page 159).
The engine stops and all the indicator
lamps in the instrument cluster go out.
i If you use the Start/Stop button to switch
off the engine, the automatic transmission
shifts to Nautomatically. If you then open
one of the front doors, the automatic trans-
mission shifts to P.
i The engine can be switched off while the
vehicle is in motion by pressing and holding
the Start/Stop button for abou tthree sec-
onds. This func tion operates independently
of the ECO start/stop automatic engine
switch-of ffunction. Electric parking brake
General notes 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 startin gthe engine.
They coul dalso 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.
i The electric parking brake carries out a
func tion chec katregular interval swhen
the engin eisswitched off. Noises that
occur are normal. 182
ParkingDriving and parking

Engaging/releasing manually
X
To engage: push handle :.
When th eelectric parking brak eis
engaged ,the ! redi ndicator lamp lights
up in the instrumen tcluster.
i The electric parking brak ecan also be
applied when the key is removed.
X To release: pull handle:.
The red !indicator lamp in the inst ru-
ment cluster goe sout.
i The electric parking brake can only be
released:
R when the key is in position 1in the igni-
tion lock or
R the ignition was switched on using the
Start/Stop button.
To ensure that you do not roll backwards
when pulling away on an uphill slope, engage
the electric parking brake (Y page 162).
Engagin gautomatically Th
ee lectric parkin gbrake is engaged auto-
matically:
R if DISTRONIC PLUS brings th evehicle to a
standstill or
R if the HOL Dfunction is keeping the vehicle
stationary In addition, at least one of the following con-
ditions must be fulfilled:
R
the engine is switched off.
R the driver' sdoor is open and the seat belt
is not fastened.
R the vehicle is stationar yfor alengthy
period.
The red !indicator lam pint he inst rument
cluster lights up.
i Thee lectric parkin gbrake is not automat-
icall yapplied if the engine is switched off
by the ECO star t/stopfunction.
Releasing automatically The electric parking brake is released auto-
matically when all of the following conditions
are fulfilled:
R
the engine is running.
R the transmissio nisinp osition Dor R.
R the seat belt is fastened.
R you depress the accelerator pedal.
If the transmission is in position R,the boot
lid must be closed.
If your seat belt is not fastened, the following
conditions must be fulfilled to automatically
release the electric parkin gbrake:
R thed river's door is closed
R yo uh ave shifted out of transmission posi-
tion Por you have previously driven faster
than 3km/h
Emergenc ybraking Parking
183Drivingand pa rking Z

During the adjustment, the
Lowering mes-
sage ,for example, appears in the multifunc-
tion display.
If yo upressthe % ora button on the
multifunction steeri ngwheel, the message
will disappear. Onc ehighway level has been
reached, all indicator lamps =go out.
The vehicle automatically select shighway
level if you are drivin gataspeed above
11 5k m/ horify ou drive at aspeed between
10 0k m/ hand 115 km/h for around
20 seconds. The vehicle is lowered to high-
speed level if you are travelling at higher
speeds.
Off- road levels General notes
G
WARNING
Off-road level 3isn ot permitte dfor use on
public roads. Off -road level 3gives your vehi-
cle avery high centr eofgravity. This increa-
se st he risk of the vehi clet ippin gover.
R Onl yselec toff-road level 3for drivin goff-
road in particularl yrough terrain.
R Adjust your drivin gstyle to the altered han-
dling charac teristics.
R Do not drive faster than 20 km/h.
R Avoid sudden majo rsteering movements.
R Take account of th ealtered handling char-
acteristics. Only select an off-road level if this is appro-
priate for road conditions. Otherwise, fuel
consumption may increase and handling per-
formanc
emay be affected.
X Start the engine.
X Selector wheel : engaged:
briefly press
selector wheel :.
Selector wheel :extends.
X To raise: turn selector wheel :clock-
wise ;.
The vehicle is raised.
or
X To lower: turn selector wheel :anti-
clockwise ?.
The vehicle is lowered.
Indicator lamps =for the desired off-road
level flash:
R Off-road level 1: the lower indicator lamp
flashes.
R Off-road level 2: the lower and centre indi-
cator lamps flash.
R Off-road level 3: all three indicator lamps
flash.
The vehicle is being adjusted to the off-road
level selected .Assoon as an off-road leve lis
reached, th ecorresponding indicator lamp
stops flashing and lights up constantly.
Raising th evehicle
During the adjustment, the Vehicleris‐ ing message
,for example, appear sint he
multifunc tion display.
The vehicle rises from highway leve ltooff-
roa dlevel 1. Driving systems
209Driving and parking Z

R
you depress the brak epedal again wit ha
certain amount of pressure until ëdis-
appears from themultifun ctiondisplay.
R you secur ethe vehi cleu sing the elec tric
parking brake.
R you activat eDISTRONIC PLU S.
i After atime, the electric parking brake
secures the vehicle and relieves the service
brake.
The electric parking brak esecures the vehicle
automatically if the HOL Dfunction is activa-
ted and:
R the driver' sdoor is open and the driver's
seat belt is unfastened.
R the engin eisswitched off, unless it is auto-
matically switched off by the ECO start/
stop function.
R as ystem fault occurs.
R the powe rsupply is not sufficient.
On steep uphill or downhill inclines or if there
is am alfunction, the transmissio nmay also
be automatically shifted int oposition P. AIRMATIC package
Genera lnotes AIRMATI
Cenable sasuspension tuning set-
ting to be selected and regulates the damping
behaviour and level of your vehicle. The sys-
tem comprises aminimum of two compo-
nents. These are AD S(Adaptive Damp ingS ys-
tem) (Y page 212) and level control
(Y page 213) .Your vehicle ma yalso be equip-
ped with the Active Curv eSystem
(Y page 213).
Observe the notes on driving with atrailer
(Y page 257).
ADS (Adaptive Damping System) General notes
ADS adapts th
edamping characteristic sto
the curren toperatin gand driving situation. Thi
sd epends on:
R your drivin gstyle
R the road surface conditions
R the AD Ssetting
R the vehicle level setting
Your selection remains stored even if you
remov ethe key from the igni tion lock.
Sports tuning Example: vehicles wit
hthe ON&OFFROA Dpackage
X Start the engine.
X Press button :.
Indicator lamp ;ligh tsup. You have sele c-
ted "Sport stuning". The vehicle is lowered
by 15 mm.
The firmer suspension tuning in Spor tmode
ensures even bette rcontac twith th eroad.
Select this mode when empl oyingasporty
driving style, e.g .onwindingcountr yroads.
Comfor ttun ing
X Press button :.
Indicator lamp =light sup. You have selec-
ted "Comfor ttuning". The vehicle is raised
by 15 mm.
In com fort mode, the dri ving characteristics
of your vehicl eare more comfortable. There-
fore, select this mode if you prefer amore
comfortable drivin gstyle. Select comfort
mode also when driving fast on straigh troads,
e.g. on straight stretches of motorway. 212
Driving systemsDriving and pa
rking