2016 MERCEDES-BENZ G-CLASS SUV engine

G
WARNING
You coul dlose control of the vehicl ewhile
driving if you:
R adjust the driver's seat, steering whee lor
mirrors
R fasten the seat belt
There is arisk of an accident.
Adjust the driver's seat, headr estraint, steer-
ing whee land mirrors and fasten yours eat
beltb efore starting the engine. G
WARNING
The headr estraints cannot provid ethe inten-
ded protection unless they are fitted and
adjusted correctly. There is an increased risk of injury to the heada nd neck in the event of
an accident or sudden braking, for example.
Always drive with the headr estraints fitted.
Ensure that the centre of the headr estraints
support the back of each vehicl eoccupant's
headate ye levelbefore driving off.
Make sure that you do not interchange the head restraints of the front and rear seats when
adjusting the headr estraints. Otherwise, you
cannot adjust the height and angle of the head
restraints correctly.
Adjust the headr estraint so that it is as close as
possible to yourh ead. G
WARNING
If the driver's seat is not correctly engaged, it coul dunexpectedly move while driving. This
coul dcausey ou to lose control of the vehicle.
There is arisk of an accident.
Always ensure that the driver's seat is
engaged before starting the vehicle. G
WARNING
If you adjust the seat height carelessly, you or other vehicl eoccupants coul dbetrappe dand
thereby injured .Childre ninparticular could
accidentally press the electrica lseat adjust-
ment buttons and become trapped. There is a
risk of injury.
Whil emoving the seats, make sure that your
hands or other body parts do not get under the lever assembly of the sea
tadjustmen tsys-
tem. G
WARNING
Whe nadjusting aseat, you or another vehicle
occupant coul dbecome trappe dbythe guide
rail of the seat, for instance. There is arisk of
injury.
Make sure that no one has any part of their
body withi nthe swee pofthe seat when
adjusting it. G
WARNING
If the seat beltisn ot in the seat beltg uide, it
no longer offers the intended leve lofprotec-
tion. An incorrectly fastened seat beltc an also
caus eadditiona linjuries. This poses an
increased risk of injury or even fatal injury.
Before starting ajourney ,alwaysm ake sure
that the seat beltisint he seat beltguide and
all vehicl eoccupants have fastened their seat
belts properly.
! To avoi
ddamage to the seats and the seat
heating, observe the following information:
R do not spil lany liquidsont he seats. If liquid
is spilled on the seats, dry them as soon as possible.
R if the seat covers are damp or wet, do not
switch on the seat heating. The seat heat-
ing should alson ot be used to dry the seats.
R clea nthe seat covers as recommended;
see "Interio rcare".
R do not transport heav yloads on the seats.
Do not place sharp objects on the seat
cushions, e.g. knives, nail sortools. The
seats should only be occupied by passen-
gers, if possible.
R when the seat heating is in operation, do
not cover the seats with insulating materi-
als,e .g. blankets, coats, bags, seat covers,
child seats or booster seats.
! Make sure that there are no objects in the
footwel lunder or behind the seats when mov-
ing the seats back. There is arisk that the
seats and/or the objects coul dbedamaged.
! When the rear bench seat is folde
dfor-
wards, the front seats cannot be moved to 68
SeatsSeats
,steering wheela nd mirrors

even suffer burn-like injuries. There is
arisk of
injury.
Therefore, do not switch on the seat heating
repeatedly.
The red indicator lamps in the button indicate
the heating level you have selected.
X Make sure that the key is in position 1or2
in the ignition lock.
i If the batter
yvoltage is too low, the seat
heating may switch off.
Switching the front seat heating on/off X
To switch on: press button:repeatedly
until th edesir ed heating level is set.
X To switc hoff:press button :repeatedly
unti lallthe indicator lamps go out.
i The system automaticall
yswitches down
from level 3to level 2afte rapproximately
eight minutes.
The system automaticall yswitches down
from level 2to level 1afte rapp roximatel yten
minutes.
The system automaticall yswitches off
approximatel y35minutes afte ritisset to
level 1.
Problems wit hthe seat heating Problem
Possible causes/consequences and
M MSolutions The seat heating has
switched off prematurely
or cannot be switched
on. The on-board voltage is too low because too many electrical consum-
ers are switched on.
X Switch off electrical consumers that you do not need, such as the
rear window heating or interior lighting.
Once the battery is sufficiently charged, the seat heating can be
switched back on manually. Steering wheel
Important safety notes
G
WARNING
You could lose control of the vehicle while
driving if you:
R adjust the driver's seat, steering wheel or
mirrors
R faste nthe seat belt There is
arisk of an accident.
Adjust the driver's seat, head restraint, steer- ing wheel and mirrors and fasten your seat
belt before starting the engine. G
WARNING
Children could becom etrappe dbythe steer-
ing whee lifthey adjust it. There is arisk of
injury. Steering wheel
71Seats,steering wheela nd mirrors
Z

Exterio
rlighting General notes
For reasons of safety, Mercedes-Benz recom-
mends tha tyou drive with lights switched on
even during the daytime. In some countries,
operation of the headlampsv ariesdue to legal
requirements and voluntary recommendations. Driving abroad
Converting to sy mmetricald ipped
beam Whe
ndriving in countries where vehicles are
driven on the opposite side of the road to the
country in which the vehicle is registered, the
headlamps must be switched to symmetrical
dipped beam. This prevent soncoming traffic
from being dazzled. Symmetrical lights do not
illuminate as large an area of the edge of the
carriageway.
Have the headlamps switched at aqualified spe-
cialist workshop as close to the border as pos-
sible before driving in these countries.
Converting to asymmetrical dipped
beam after returning Hav
ethe headlamps switched back to asym-
metrica ldipped bea mataqualifiedspecialist
workshop as soon as possible after crossing the border again. Ligh
tswitch
Operation 1
W
Left-hand parkin glamps
2 X
Right-hand parking lamps 3
T
Side lamps,l icence plate and instru-
ment cluster lighting
4 Ã
Automati cheadlamp mode, controlled
by the light sensor
5 L
Dipped-beam/main-beam headlamps
B R
Rear foglamp
If yo uhearaw arning tone when yo uleave the
vehicle, the lights may stil lbeswitched on.
X Turn the light switch to the Ãposition.
The exterior lighting, excep tthe sid elam ps/
parking lamps ,switches off automaticall yifyou:
R remove the key from the ignition lock
R ope nthe driver' sdoorw itht he key in position
u in the ignition lock
Dipped-beam headlamps G
WARNING
When the light switch is set to Ã,the
dipped-beam headlamp smay not be switched
on automatically if there is fog, snow or other causes of poor visibility due to the weather
conditions such as spray. There is arisk of an
accident.
In such situations, turn the light switch to
L.
When the ignitio nisswitched on and the light
switch is in the Lposition, the side lamps
and dipped-beam headlamp sare switched on
even if the light sensor does not sense dark
ambient light conditions. This is advantageous
when there is fog or rain.
X To switch on the dipped-beam headlamps:
turn the key in the ignitio nlock to position 2
or start the engine.
X Turn the light switch to the Lposition.
The green Lindicator lamp on the instru-
ment cluster lights up.
Daytime driving lights You can set the
Daytime driving lights
Daytime driving lights
fun ction via the on-board computer
(Y page 138).
X To switch on th
edaytim edriving lights:
switc hont heDaytime driving lights
Daytime driving lights
function via the on-board computer. 74
Exterior lightingLights and windscreen wipers

Automati
cheadlamp mode G
WARNING
When th elight switch is set to Ã,the
dipped-beam headlamps may not be switched on automatically if there is fog, snow or othercauses of poor visibility due to the weather
conditions such as spray. There is arisk of an
accident.
In such situations, turn the light switch to
L.
The automatic headlamp feature is only an aid.
The drive risresponsibl efor the vehicl elighting
at all times.
à is the preferre dlight switch position.
The light setting is automatically selected
according to the brightness of the ambient light,
but not in the event of poor visibility due to
weather conditions such as fog, snow or spray.
X To switch on the automatic headlamps:
turn the light switch to the Ãposition.
With the key in position 1in the ignitio nlock,
the side lamp sare switched on or off auto-
matically depending on the brightness of the
ambient light.
If you have switched on the Daytime driv‐ Daytime driv‐
ing lights
ing lights functionvia the on-board com-
puter, the daytime driving lights or the side
lamps and dipped-beam headlamps will
switch on or off automaticallyw hile the
engine is running.
When the dipped-beam headlamps are
switched on, the green Lindicator lamp in
the instrument cluster lights up. Rear foglamp
The rear fog lamp improves the visibility of your vehicle for the traffic behind in the event of
heavy fog. You must observe the legal require-
ment sfor the country in which yo uare currently
driving when operating the rea rfog lamp.
X To switc honthe rear fog lamp: turn the key
in the ignition lock to position 2or star tthe
engine.
X Turn the light switch to the Lposition.
X Press the Rbutton.
The yellow Rindicator lamp on the instru-
ment cluster lights up. Sid
elamps
! When the battery is discharged heavily,t
he
side lamps or parking lamps are automatically
switched off to facilitate an engine start.
Always park your vehicle safely and in awell lit
area, in accordance with the relevant legal
stipulations. Avoid using the Tside lamps
for periods lasting several hours. Where pos-
sible, switch on the right Xor left W
parking lamp.
X To switch on: turn the light switch to the
T position.
The green Tindicator lamp on the instru-
ment cluster lights up. Parking lamps
Switching on the parking lamps ensures that the
correspondin gside of the vehicle is illuminated.
X To switch on the parking lamp: turn the key
to position uin the ignition lock or remove
the key.
X Turn the light switch to the W(left-hand
side of the vehicle) or X(right-hand side of
the vehicle) position. Headlamp cleaning system
The headlamps are cleaned automatically if the
"Wipe with washer fluid" function is operated
ten times (Y page 81) while the lights are on
and the engin eisrunning. When you switch off
the ignition, the automatic headlamp cleaning
system is reset and counting is resumed from 0. Exterior lighting
75Lightsand windscreen wipers Z

Make sure that the interior lighting does not
remain switched on too long after the engine
has been switched off.
X To switch on: press thecsymbol on
switch B(Ypage 77).
X To switch off: move switchBto the centre
position (Y page 77).
Reading lamps X To switch on/off: press the respective p
button (Y page 77).
Rear interior lighting X To switch on/off: press thetbutton
(Y page 77).
i When you open
arear side door, the rear
interior lighting switches on. Then, you cannot
switch it off using the tbutton.
If you leave the front doors open for along
time, switch the rear interior lighting off. In
this way,y ou can avoid draining the battery.
Luggage compartment lighting X To switch on/off: press thetbutton
(Y page 77).
i If you open the rear door, the luggagec
om-
partment lighting switches on. Then, you can-
not switch it off using the tbutton.
If you leave the rear door open for along time,
switch the luggagec ompartmentlighting off.
In this way,y ou can avoid draining the battery. Switching off/on with the rear door open:
X To switch off: press lock;down in the
direction of the arrow until it eng ages.
The luggage compartment lighting goe sout.
X To switc hon:press lock cylinder :on the
doo rhandle.
The luggage compartment lighting functions
agai nint he usua lmanner. Do not close the rea
rdoorw henlock ;is
engaged at the bottom.
Readin glamp G
WARNING
If the reading lamp is plugged in while the
vehicl eisinm otion, it may caus einjurie sin
the event of asudden change in direction,
braking or an accident, for example.
There is arisk of injury.
Before starting ajourney ,alwaysm ake sure
that the reading lamp is not plugged in and is stowed safely. X
Stop the vehicle, paying attentio ntoroada nd
traffic conditions.
X Remove reading lamp :from the stowage
compartment in the front-passenger door.
X Insert plug of reading lamp :into the 12 V
socket.
X To switc hon/off: press button ;.
i Depending on the desig
nofthe reading
lamp, button ;is either on the top or bottom
of the housing. Replacing bulbs
Importan
tsafety notes G
DANGER
Xenon bulbs are under high voltage. You can
get an electric shock if you remove th ecover
of th exenon bulb and touch th eelectrical
contacts. There is ariskoff atal injury.
Never touch th epartsort heelectrical con-
tacts of th exenon bulb. Always hav eworkon 78
Replacing bulbsLights
and windscreen wipers

X
Slide wiper arm :into new wiper blade ;
with fitting =.
X Engag espring clip ?into the end of the wiper
arm. X
Mak esure that wiper blade ;is seated cor-
rectly.
X Fold wiper arm :back onto the windscreen. Problems with the windscreen wipers
Problem
Possible causes/consequences and
M
MSolutions The windscreen wipers
are jammed. Leaves or snow, for example, are obstructing windscreen wiper move-
ment. The wiper motor has been deactivated.
X Switch off the engine.
X Remove the key from the ignition lock.
X Remove the cause of the obstruction.
X Switch the windscreen wipers back on. The windscreen wipers
fail completely. The windscreen wiper drive is malfunctioning.
X Select another wiper speed on the combination switch.
X Have the windscreen wipers checked at aqualified specialist work-
shop. The windscreen washer
fluid from the spray noz-
zles no longer hits the
centre of the wind-
screen. The spray nozzles are misaligned.
X Have the spray nozzles adjusted at aqualified specialist workshop. Windscreenw
ipers
83Lightsand windscreen wipers Z

H
Display
I To set climate contro ltoautomatic mod e(Ypage 86) Information on using THERMATIC
automatic climate control
Optimum us eofautomatic climat econ-
trol The followin
gcontains notes and recommenda-
tions on how best to use THERMATIC automatic
climate control.
R Activate climate control using the Ãand
Á buttons. The indicator lamps in the
à andÁ button slight up.
R Set the temperature to 22 †.
R Use the "Windscreen demisting" function only
briefly until the windscreen is clear again.
R Use the "Air-recirculation mode" function only
briefly, e.g. if there are unpleasant outside
odours or when in atunnel. The windows
could otherwise mist up as no fresh air is
drawn into the vehicle in air-recirculation
mode.
R Use the ZONE function to adopt the temper-
ature settings on the driver's side for the
front-passenger side as well. The indicator
lamp in the ábutton goes out.
ECO start/stop function During automatic engine switch-off, th
eclimate
contro lope rates onl yatareducedcapacity. If yo
ur equire th efull climat econtro loutput ,you
can switch off th eECO start/sto pfunction by
pressing th eECO butto n(Ypage 98). Oper
ating the climat econtrol system Switching the climate control on/off
General notes When climate control is switched off, the air
supply and air circulation are also switched off.
The windows could mist up. Therefore, switch
off climate control only briefly.
Switc honc limate control primarily using the
à button (Y page 86).
Activating/deactivating X
Turn the key to position 2(Ypage 96) in
the ignition lock.
X To switch on: press theÃbutton.
The indicator lamp in the Ãbutton lights
up. Airflow and air distribution are set to auto-
matic mode.
X To switch off: press the^button.
The indicator lamp in the ^button lights
up. Activating/deactivating cooling with air dehumidification
General notes If you deactivate the "Cooling with dehumidification
"function, the air inside the vehicle willn ot be
cooled during warm weather. The air inside the vehicle willa lso not be dehumidified. The windows
can mist up more quickly. Therefore, only deactivate the "Cooling with air dehumidification" function briefly.
The "Cooling with dehumidification" function is available only when the engine is running.
The air inside the vehicle is cooled and dehumidified according to the temperature selected.
Condensation may drip from the underside of the vehicle when cooling mode is active. This is normal
and not asign that there is amalfunction. Operating the climate control system
85Climate control

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