lock MERCEDES-BENZ G-CLASS SUV 2016 Workshop Manual

Activating/deactivating air-recircula-
tion mode
Genera lnotes If yo
uactivate air-recirculation mode, the win-
dows can mist up more quickly, particularly at
low temperatures. Use air-recirculation mode
only briefl ytoprevent the window sfrom misting
up.
Activating/deactivating X
Turn the key to position 2(Ypage 96) in
the ignition lock.
X To activa te:press the dbutton.
The indicator lamp in the dbutton lights
up.
i Air-recirculation mode is automatically acti-
vated at high levels of pollution or at high out-
side temperatures. When air-recirculation
mode is activated automatically, the indicator
lamp in the dbutton is not lit.
Outside air is added after about 30 minutes.
X To deactivate: press thedbutton.
The indicator lamp in the dbutton goes
out.
i Air-recirculation mode is deactivated auto-
matically:
R after approximately five minutes at outside
temperatures below approximately 5†
R after approximately five minutes if "Cooling
with air dehumidification" is deactivated
R after approximately 30 minutes at outside
temperatures above approximately 5†Switching the residual heat on/off
General notes It is possible to make use of the residual heat of
the engine to continue heating the stationary
vehicle for up to 30 minutes after the engine has
been switched off. The heating time depends on
the set interior temperature. Switching on/off X
Turn the key to position g(Ypage 96) in
the ignition lock or remove it.
X To switch on: press theÁbutton.
The indicator lamp in the Ábutton lights
up.
i The blower will run at
alow speed regardless
of the airflow setting.
i If you switch on the residual heat function at
high temperatures, only the ventilation will be
activated.
X To switch off: press theÁbutton.
The indicator lamp in the Ábutton goes
out.
Residua lheat is switched off automatically:
R after approximately 30 minutes
R when the ignition is switched on
R if the battery voltage drops
R if the coolant temperature is too low
R when the auxiliary heating is switched on Auxiliary heating
Important safety notes G
DAN
GER
If th eexhaust pipe is blocke dorsufficient
ventilation is no tpossible, toxic exhaust
fumes can ente rthe vehicle, especially car-
bon monoxide. This is th ecase, e.g. in
enclosed spaces, or if th evehicl eiss tuck in
snow. There is ariskoff atal injuries.
You should switch off th eauxiliary heating in
enclosed spaces whic hdonothav eane xtrac-
tion system, e.g. agarage. If th evehicl eis
stuck in snow and you mus tleav ethe auxiliary
heating running, keep th eexhaust pipe and
th ea rea around th evehicl eclear of snow. To
guarantee asufficien tsupply of fresh air, open
aw indow on th eside of th evehicl eaway from
th ew ind. G
WARNING
When th eauxiliary heating is switched on,
parts of the vehicl ecan become very hot. Operating the climate control system
89Climate control
Z

Flammable materials such as leaves, grass or
twig smay ignite if they come into contact
with:
R hot parts of the exhaust system
R the exhaust ga sitself
There is arisk of fire.
Whe nthe auxiliary heating is switched on,
make sur ethat:
R no flammable materials come into contact
with hot vehicle components
R the exhaust ga scan escape from the
exhaust pip eunhindered
R the exhaust ga sdoesn ot come into contact
with flammable materials.
! Operating the auxiliary heating/ventilation
draws on the vehicle battery. After yo uhave
heated or ventilated the vehicle amaximum of
two times ,drive for alonger distance.
i Switch the auxiliary heating on regularly –
once amonth –for abou tten minutes.
The auxiliary heating heats the ai rinthe vehicle
interior to the set temperature. Thi soccur swith-
ou tu sing the hea tofthe running engine. The
auxiliary heating is operate ddirectly using the
vehicle' sfuel. For this reason, the fue ltank level
mus tbea bove the reserve rang etoensure that
the auxiliary heating functions.
The auxiliary heating or auxiliary ventilation
automaticall yadjusts to changes in tempera-
ture and weathe rconditions. For this reason,
the auxiliary heating could switch from ventila-
tion mode to heating mode or from heating
mode to ventilation mode.
The auxiliary heating switches off automatically afte r30m inutes. Thi stime period can be
altered .Todot his, consult aquali fied specialist
workshop.
You cannot use the auxiliary ventilation to cool
the vehicle interior to atemperature lower than
the outsid etemperature.
Before switchin gonX
Turn the key to position 2(Ypage 96) in
the ignition lock.
X Set the desired temperature.
Auxiliary heating or auxiliary ventilation can also
be switched on if the manually set climate con- trol is activated. Optimum comfort is attained by
settin gthe syste mtoautomatic mode. Set the
temperatur eto22†.
The auxiliary heating or auxiliary ventilatio ncan
be switched on/off using the button on the
centr econsol eorthe remote control.
The on-board compute rcan be used to specify
up to thre edepartur etimes ,one of which may
be preselected (Y page 139).
Switchin gthe auxiliary heating/venti-
lation on/off using the centre console
button Th
ec olours of the indicator lamps on button :
have the following meanings:
R Blue: auxiliary ventilation activated
R Red: auxiliary heating activated
R Yellow: departure time preselected
(Y page 139)
X To switch on the auxiliar
yheating or aux-
iliary ventilation: press button:.
The red or blue indicator lamp in button :
lights up.
X To switch off the auxiliar
yheating or aux-
iliary ventilation: press button:.
The red or blue indicator lamp in button :
goes out.
Switching the auxiliar yheating/venti-
lation on/off using the remotec ontrol General notes
Your vehicle comes with one remot econtrol.
You may use two additional remote controls for
yourv ehicle.For more information, please con-
tact aqualified specialist workshop.
Store the remote control for the auxiliary heat-
ing so that the auxiliary heating cannot be acti- 90
Operating the climate control systemClimate control

X
Insert new battery =with the lettering facing
upwards. X
Slide battery cover :onto the remote con-
trol in the opposite direction to the arrow until it engages.
X Use the remote control to check the vehicle's
auxiliary heating functions.
Problems with the auxiliary heating/ventilation Problem
Possible causes/con
sequences andM
MSolutions FAIL
¨ The signal transmission between the transmitter and the vehicle is
faulty.
X
Change your position in relation to the vehicle, moving closer if
necessary. FAIL The auxiliary heating or auxiliary ventilation cannot be switched on or
has switched itself off.
The starter battery is not sufficiently charged.
X Charge the starter battery. The fuel level has dropped into the reserve range.
X Refuel at the nearest filling station. The auxiliary heating or auxiliary ventilation is faulty.
X Have the auxiliary heating or auxiliary ventilation checked at a
qualified specialist workshop. The auxiliary heating or auxiliary ventilation was started more than
twice when the engine was switched off.
X Switch on the engine and let it run for more than 10 seconds. The battery symbol on
the left of the remote
control display is shown
as empty. The remote control battery is discharged.
X Replace the remote control battery (Y page 92).Air ven
ts Important safety notes
G
WARNING
Very ho torvery cold air can flow from the air
vents. This coul dresult in burns or frostbite in
the immediate vicinity of the air vents. There
is ar isk of injury.
Make sure that all vehicl eoccupants always
maintai nasufficient distance to the air out-
lets. If necessary, redirect the airflow to
another area of the vehicl einterior. In order to ensure the direct flow of fresh air
through the air vents into the vehicle interior,
please observe the following notes:
R keep the air inlet betwee nthe windscree nand
the bonnet free of blockages, such as ice,
snow or leaves
R never cover the vents or ventilation grilles in
the vehicle interior
i For virtually draught-free ventilation, adjust
the sliders of the air vents to the centre posi- tion.
i If the automatic climate control regularly
deviates from the selected temperature or is Airv
ents
93Climatecont rol Z

Running-i
nnotes Importan
tsafety notes
In certain driving and driving safet ysystems ,the
sensor sadjust automatically while acertai ndis-
tance is bein gdriven after th evehicl ehas been
delivere dorafter repairs .Full system effective-
ness is no treached until th eend of this teach-in
process.
Brake pads/lining sand disc stha teither are new
or have been replace dachiev eoptimum braking
effec tonlya fter several hundre dkilometres of
driving .Compensat efor th ereduce dbraking
effec tbya pplyin ggreate rforce to th ebrake
pedal. Th
ef irs t1 500km
The mor eyou trea tthe engine with sufficient
car eatt he start, the mor esatisfie dyou will be
with the engine performance later on.
R Driv eatv aryingvehicl espeeds and engine
speeds for the first 1500 km
R Avoi doverstraining the vehicl eduringt his
period, e.g .drivin gatf ullt hrottle
R When shifting gear smanually, shift up in good
time ,befor et he rev counter needl ereaches
Ô of the wa ytothe red area of the rev counter
display
R Do not shift down agearm anuall yino rder to
brake
R Try to avoi ddepressing the accelerator pedal
beyond the pressure point (kickdown)
After 1500 km ,you maygradually bring the
vehicl euptof ullr oa da nd engine speeds.
Yo us houl dalsoo bserve these note sonrunning-
in if the engine or parts of the drive train on your vehicl ehaveb eenr eplaced.
Alway sobserve the maximum permissible
speed. Driving
Importan
tsafety notes G
WARNING
Objectsint he driver's footwel lcan impede
peda ltravel or block apeda lwhich is depressed. This jeopardises safe operatio
nof
the vehicle. There is arisk of an accident.
Stow all objects in the vehicle safely, so that
they cannot reach the driver' sfootwell. Make
sure the floormat sand carpet sare properly
secured so that they cannot slip and obstruct the pedals. Do not lay several floormat sor
carpet sontop of one another. G
WARNING
Unsuitable footwear can hinder correct usage of the pedals, e.g.:
R shoe swith thick soles
R shoes with high heels
R slippers
There is arisk of an accident.
Wears uitable footwea rtoensure correct
usage of the pedals. G
WARNING
If you switch off the ignitio nwhile driving,
safety-relevant functions are only available
with limitations, or not at all.T his couldaffect,
for example, the power steering and the brake
boosting effect. You willr equire considerably
more effort to steer and brake. There is arisk
of an accident.
Do not switch off the ignitio nwhile driving. G
WARNING
If the parking brake has not been fully
released when driving, the parking brake can:
R overheat and caus eafire
R lose its hold function.
There is arisk of fire and an accident. Release
the parking brake full ybefore driving off.
! Warm up the engine quickly. Do not use the
engine's full performance until it has reached operating temperature.
Only set the automatic transmission to the
respective drive positions when the vehicl eis
stationary.
Where possible,a voids pinning the drive
wheels when pulling awayons lippery roads.
Otherwise, you coul ddamage the drive train. Driving
95Drivingand parking Z

!
Avoid high engine speeds when the engine
is cold. The engine's service life could other-
wise be significantly shortened. Do not use
the engine's full performance until it has
reached operating temperature. Key positions
g
To remove the key
1 Power supply for some consumers, such as
the windscreen wipers
2 Ignition (power supply for all consumers)
and drive position
3 Starting the vehicle
You can only remove the key if: R the key is in position gin the ignition lock
R the automatic transmission selector lever is
in j Starting the vehicle
Important safety notes G
WARNING
If children are left unsupervised in the vehicle, they can:
R open doors and endanger other persons or
road users
R climb out and be injured by the traffic
R operate vehicle equipment and, for exam-
ple, trap themselves. Children could als
oset th evehicle in motion,
for example by:
R releasin gthe parking brake
R shiftin gthe automatic transmission out of
park position P
R starting th eengine.
Ther eisar iskofana ccidentand injury.
When leaving th evehicle ,always tak ethe key
wit hyou and loc kthe vehicle .Never leave
children unattende dinthevehicle .Always
keep th ekeyout of reac hofchildren. G
WARNING
Combustion engine semit poisonous exhaust
gase ssuch as carbon monoxide .Inhaling
these exhaust gase sleads to poisoning. There
is ar isk of fatal injury .Therefore never leave
the engine running in enclose dspace swith-
out sufficient ventilation. G
WARNING
Flammable materials introduced through
environmental influence or by animals can
ignite if in contact with the exhaust system or parts of the engine that heat up. There is arisk
of fire.
Carry out regular checks to make sure that
there are no flammable foreig nmaterials in
the engine compartment or in the exhaust
system.
! Do not depress the accelerator when start-
ing the engine.
Starting procedure X
Shift the automatic transmissio ntoposition
j.
i You can also star
tthe engine when the auto-
mati ctransmissio nisinpositioni.
X Make sure that the parking brake is applied.
X Turn the key to position 2(Ypage 96) in the
ignition lock.
The % preglow indicator lamp on the
instrument cluster lights up.
X Whe nthe % preglow indicator lamp goes
out, turn the key to position 3(Ypage 96) 96
DrivingDrivin
gand park ing

and release it as soon as th
eengine is run-
ning.
You can start th eengine without preglow if the
engine is warm.
You can also use th etouch-start function .Todo
this, tur nthe keytop osition 3(Ypage 96) and
release it immediately. The engine then starts
automatically. Pulling away
General notes G
WARNING
If th eengine spee disabove the idling speed
and you engag etransmission position Dor R,
the vehicl ecouldp ulla wa ysuddenly .There is
ar isk of an accident.
When engaging transmission position Dor R,
alwaysf irmly depress the brake peda land do
not simultaneously accelerate.
! If
aw arning tone sound sand the Release Release
park. brake
park. brake message appears in the multi-
functio ndisplay, the parking brake is still
applied. Release the parking brake.
Depress the accelerator carefully when pulling
away.
You can open the doors from the inside at any
time.
You can also deactivate the automatic locking
feature (Y page 139).
It is possible to shift the transmission from posi-
tion jto the desired position only if you
depress the brake pedal.O nly then is the selec-
tor lever lock released.
i Upshifts take place at higher engine speeds
after acold start. This helps the catalytic con-
verter to reach its operating temperature
more quickly.
Pulling away with atrailer To ensure that you do not roll backwards when
pulling away on an uphill slope, apply the park-
ing brake. X
Depress the brake pedal and keep it
depressed.
X Shift the automatic transmission to position
h ork.
i Alwaysw
aitu ntilthe shifting proces sis
complete befor edrivin goff.
X Releas ethe parkin gbrake (Y page 114).
X Releas ethe brake pedal.
X Carefully depress the accelerator pedal. EC
Os tart/st op function
Important safety notes G
WARNING
If th eengine is switched off automatically and
you exit the vehicle, the engine is restarted
automatically.T he vehiclemay begi nmoving.
There is arisk of accident and injury.
If you wishtoe xit the vehicle, alwayst urn off
the ignitio nand secure the vehicl eagainst
rolling away.
General notes The ECO start/stop function switches the
engin
eoff automatically if the vehicle stops
moving.
When the vehicle pulls away again, the engine
start sautomatically. The ECO start/stopf unc-
tion thereby helps you to reduce the fuel con-
sumption and emissions of your vehicle.
The ECO start/stopf unction is activated each
time the engine is switched on.
The ECO start/stopf unction is only available in
drive program E.
The system is operational if all conditions for
automatic engine switch-off have been fulfilled
(Y page 98) and the èECO symbol is
shown in green in the multifunction display.
If the conditions for automatic engine switch-off
(Y page 98) are not all fulfilled, the èECO
symbol is shown in yellow in the multifunction
display.
If the ECO start/stopf unction has been man-
ually deactivated (Y page 98) oramalfunction
has caused the system to be deactivated, the
è ECO symbol is not displayed. Driving
97Driving and parking Z

Problems with the engine
Problem
Possible causes/consequences and
M
MSolutions The engine does not
start. The starter motor
can be heard. R
The engine electronics are malfunctioning.
R The fuel supply is malfunctioning.
X Turn the key back to position gin the ignition lock before attempt-
ing to start the engine again.
X Restart the engine (Y page 96). Avoid excessively long and frequent
attemptstos tart the engine, as this (Y page 96) will drain the bat-
tery.
If the engine does not start after several attempts:
X Consult aqualified specialist workshop. The engine does not
start
.The starter motor
can be heard. The yellow reserve fuel warning
lamp is lit and the needle
of the fuel gauge shows
0. The fuel tank is empty.
X Refuel the vehicle.
X Bleed the fuel system (Y page 110).The engine does not
start
.You cannot hear
the starter motor. The on-board voltage is too low because the battery is too weak or
discharged.
X Jump-start the vehicle (Y page 227).
If the engine does not start despite attempt stojump-start it:
X Consult aqualified specialist workshop. The starter motor was exposed to excessively high thermal load.
X Allow the starter motor to cool down for approximately two minutes.
X Try to start the engine again.
If the engine still does not start:
X Consult aqualified specialist workshop. The coolant temperature
display is showing more
than 120 †. Adisplay
message may also
appear in the multifunc-
tion display and awarn-
ing tonem ay sound. The coolant level is too low. The coolant is too hot and the engine is not
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 215). Observe the warning notes
as you do so and top up the coolant if necessary. If the coolan
tlevel is correct, the radiator fan may be faulty. The cool-
ant is too hot and the engine is not being cooled sufficiently.
X If the coolant temperature is below1 20 †, you can continue driving
to the nearest qualifieds pecialist workshop.
X Avoid heavy loadsont he engine as you do so, e.g. driving in moun-
tainous terrain and stop-start traffic. 100
DrivingDriving and parking

Automati
ctransmission Important safety notes
G
WARNING
If th eengine spee disabove the idling speed
and you engag etransmission position Dor R,
the vehicl ecouldp ulla wa ysuddenly .There is
ar isk of an accident.
When engaging transmission position Dor R,
alwaysf irmly depress the brake peda land do
not simultaneously accelerate. G
WARNING
The automatic transmission switches to neu-
tral position Nwhen you switch off the engine.
The vehicl emay roll away. There is arisk of an
accident.
After switching off the engine, alwayss witch
to parking position P.Prevent the parked vehi-
cle from rolling awaybya pplying the parking
brake.
i Bear in mind that power transmission
between the engine and the transmission is
interrupted when the engine is switched off.
For this reason, shift the automatic transmis-
sion to Pwhen the engine is switched off and
the vehicl eisstationary. Apply the parking
brake to prevent the vehicl efrom rolling
away. Selector lever
Overview of transmission positions !
If the engine speed is too high or if the vehi-
cle is rolling ,donot shift the transmission
directly from Dto R,f rom Rto Dor directly to
P.
Do not open the driver's door while the vehi-
cle is in motion. At low speeds in transmission position Dor R,p ark position Pis otherwise
engaged automatically.
The transmission could be damaged. :
Pbutton: park position with parking lock
k Revers egear
i Neutral
h Drive
After you select atransmission position ,the
selector lever return stoits original position.
The curren ttransmission position P,R, Nor D
appears in the transmission position display in
the multifunction display.
Transmission position and drive pro-
gram display !
If the transmission position display in the
multifunctio ndisplayisn ot working, you
should pull awayc arefully to check whether
the desired transmission position is engaged.
Select transmission position D.Donot
restrict the shift range. Current transmission position
:and dri vepro-
gram ;appear in th emultifunction display.
When th eselector leve risinposition D,you can
influence th egearshifts made by th eautomatic
transmission by:
R restricting th eshiftrange
R changing gear yourself Automatic transmission
101Driving and parking Z

Shifting to parkp
osition PX
Make sure that the vehicle is stationary.
X Depress the brake pedal and keep it
depressed.
X Press the Pbutton in the centre console.
If you depress the brake pedal and push the
selector lever forwards or back to the first point of resistance, park position Pis disengaged. The
transmission shifts to neutral N.
Shifting to reverse gear R !
Only move the automatic transmission to
k when the vehicle is stationary.
X Make sure that the vehicle is stationary.
X Depress the brake pedal and keep it
depressed.
X Push the selector lever forwards past the first
point of resistance.
The transmission position Ris engaged.
If you engage reverse gear and the ECO start/
stop function is activated, the engine starts
automatically (Y page 97).
Shifting to neutral N G
WARNING
If children are left unsupervised in the vehicle, they can:
R open doors and endanger other persons or
road users
R climb out and be injured by the traffic
R operate vehicle equipment and, for exam-
ple, trap themselves.
Children could also set the vehicle in motion, for examp leby:
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. X
Make sure that the vehicl eisstationary.
X Depress the brake pedal and keep it
depressed.
X Push the selector lever forwards or pull it back
to the first point of resistance, depending on
the current transmission position.
The automatic transmission shifts into N.
When the engine is switched off, the automatic
transmission shifts to Nautomatically.
If the vehicle is braked to astandstill in neutral
N,t he ECO start/stop function switches off the
engine automatically (Y page 97).
Staying in neutral( N) G
WARNING
If children are left unsupervised in the vehicle, they can:
R open doors and endanger other persons or
road users
R climb out and be injure dbythe 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.
X Make sure that the vehicl eisstationary.
X Make sure that the ignitio nisswitched on.
X Depress the brake peda land keep it
depressed.
X Shift neutral N.
X Release the brake pedal.
X Make sure that the parking brake is released.
X Switch off the ignitio nand leave the key in the
ignitio nlock. 102
Automatic transmissionDrivinga
nd parking

Shifting to drive position D
X
Make sure that the vehicle is stationary.
X Depress the brake pedal and keep it
depressed.
X Push the selector lever back past the first
point of resistance.
The automatic transmission shifts into D.
If the vehicle is braked to astandstill in trans-
mission position D,the ECO start/stop function
switches off the engine automatically
(Y page 97). Transmission positions
B Park
This safeguards the vehicle against
rolling away when stopped.
Only shift the transmission into posi-
tion Pwhen the vehicle is stationary
(Y page 101). The parking lock
should not be used as abrake when
parking. Always apply the parking
brake in addition to the parking lock
in order to secure the vehicle.
The key can only be removed if the
transmission is in position P.When
there is no key in the ignition lock, the selector lever is locked in position P.C Rev
erse gear
Only shift the transmission into posi- tion Rwhe nthe vehicle is stationary. A
!
Coasting in neutral
imay
caus edamage to the drive train.
Neutral
Do not shift the transmission to N
while driving. Otherwise, the auto-
matic transmission could be dam-
aged.
No power is transmitted from the
engine to the drive wheels.
Releasing the brakes will allow you to
move the vehicle freely, e.g. to push
it or tow it.
If ESP ®
is deactivated or faulty and
the vehicle is in danger of skidding
e.g. on icy roads: shift the transmis-
sion to position N.
If you engage the transfer case, shift briefly into N(Ypage 124). 7 Drive
The automatic transmission changes
gea rautomatically. Al lforward gears
are available. Changing gear
The automatic transmission shifts throug hthe
individua lgear sautomaticall ywhen it is in trans-
mission position D.Gearshiftin gisdetermined
by:
R as hiftrange restriction ,ifselected
R thep ositio nofthetransfer cas e(HIGH
RANGE orLOW RANGE)
R thep ositio noftheaccelerato rpedal
R ther oad speed Drivin
gtips
Accelerator pedal position Your drivi
ngstyle influences how the automatic
transmission shift sgear:
R little throttle: early upshifts
R more throttle: late upshifts Automatic transmission
103Driving and parking Z