2016 MERCEDES-BENZ G-CLASS SUV Owners Manual

Safety systems
Display messages
Possible causes/consequences and
M
MSolutions !÷
ABS, ESP defective
ABS, ESP defective
Visit workshop Visit workshop ABS (Anti-lock Braking System
)and ESP ®
(Electronic Stability Pro-
gram) ar etemporaril yunavailable.
Othe rdriving and driving safety system smayalso be malfunctioning.
In addition, the ÷and! warning lamps light up in the instru-
ment cluster.
Possibl ecauses:
R self-diagnosi sisnot yetcomplete
R the on-board voltag emaybe insufficient
G WARNING
The brake system continue stofunctio nnormally ,but withou tthe
functions listed above .The wheels could therefore lock if yo ubrake
hard, for example.
The steerability and braking characteristics ma ybeseverely affected.
The braking distance ma yincrease in an emergency braking situation.
If ESP ®
is not operational ,ESP ®
is unabl etostabilise the vehicle.
There is an increased ris kofskidding and/or accident.
X Carefully drive on asuitabl estretch of road, making gentle steering
movements at speed sofabove 20 km/h.
If the display message disappears, the functions mentione dabove
ar ea vailable again.
If the display message still appears: X Driv eonc arefully.
X Consult aquali fied specialist workshop. !÷
currently unavaila‐ currently unavaila‐
ble ble See
SeeOwner's
Owner's Man‐
Man‐
ual
ual ABS and ESP
®
arem alfunctioning.
Othe rdriving and driving safety system smayalso be malfunctioning.
In addition, the ÷and! warning lamps light up in the instru-
ment cluster.
G WARNING
The brake system continue stofunctio nnormally ,but withou tthe
functions listed above .The wheels could therefore lock if yo ubrake
hard, for example.
The steerability and braking characteristics ma ybeseverely affected.
The braking distance ma yincrease in an emergency braking situation.
If ESP ®
is not operational ,ESP ®
is unabl etostabilise the vehicle.
There is an increased ris kofskidding and/or accident.
X Driv eonc arefully.
X Consult aquali fied specialist workshop immediately. 142
Displa
ymessagesOn-boar dcomputer and displays

Display messages
Possible causes/consequence
sand M
MSolutions ÷
ESP ESP
defective
defective Visit
Visit
workshop
workshop ESP
®
is malfunctioning.
Other driving and driving safet ysystem smayalso be malfunctioning.
The ÷ warning lamp also lights up on the instrument cluster.
The self-diagnosi sfun ction, for example, ma ynot be complete.
G WARNING
The brake system continue stofunctio nnormally ,but withou tthe
functions listed above.
The braking distance ma ythu sincrease in an emergency braking sit-
uation.
If ESP ®
is not operational ,ESP ®
is unabl etostabilise the vehicle.
There is an increased ris kofskidding and/or accident.
X Carefully drive on asuitabl estretch of road, making gentle steering
movements at speeds of above 20 km/h.
If the displa ymessage disappears, the functions mentione dabove
ar ea vailable again.
If the displa ymessage still appears:
X Driv eonc arefully.
X Consult aquali fied specialis tworkshop. !
÷J
ABS, ABS, ESP,
ESP,EBD
EBDdefec‐
defec‐
tiv eVisit workshop
tive Visit workshop EBD (electron
icbrake force distribution), ABS and ESP ®
aref aulty.
Othe rdrivin gand drivin gsafety system smayalso be malfunctioning.
In addition, the ÷,Jand! warning lamps light up in the
instrument cluster and awarning tone sounds.
G WARNING
The brake system continue stofunctio nnormally ,but withou tthe
functions listed above .The front and rea rwheel scould therefore lock
if yo ubrake hard, for example.
The steerability and braking characteristics ma ybeseverely affected.
The braking distance ma yincrease in an emergency braking situation.
If ESP ®
is not operational ,ESP ®
is unabl etostabilise the vehicle.
There is an increased ris kofskidding and/or accident.
X Driv eonc arefully.
X Consult aquali fied specialis tworkshop immediately. J
Releas
eparking
Release parking
brake brake You are driving with the parking brake applied.
Awarnin gtonea lso
sounds.
X Release the parking brake. Display me
ssages
143On-board compute rand displays Z

Display messages
Possible causes/consequence
sand M
MSolutions J
Check brake fluid Check brake fluid
level level There is insufficient brake fluid in the brake fluid reservoir.
In addition, the Jwarning lamp in the instrument cluster lights up
and awarning tones ounds.
G WARNING
Brakin gefficienc ymay be impaired.
There is arisk of an accident.
X Stop the vehicle safely as soon as possible, paying attention to road
and traffic conditions. Do not continue driving.
X Secure the vehicle against rolling away (Y page 113).
X Consult aqualified specialist workshop.
X Do not top up the brake fluid. This does not correc tthe fault. #
Check Check
brake
brakepad
padwear
wear The brake pads/linings have reached their wear limit.
X Consult aqualified specialist workshop. 6
Restraint sys. mal‐ Restraint sys. mal‐
function Consult function Consult
workshop workshop The restraint system is malfunctioning. The
6warning lamp also
lights up in the instrument cluster.
G WARNING
The airbags or belt tensioners may either be triggered unintentionally or, in the event of an accident ,may not be triggered.
This poses an increased risk of injury.
X Consult aqualified specialist workshop.
Further information about the restraint system (Y page 31).6
Front left malfunc‐ Front left malfunc‐
tion Consult work‐ tion Consult work‐
shop shoporFront right
Front right
malfunction
malfunction Consult
Consult
workshop
workshop The restraint system has malfunctioned at the front on the left or right.
The 6 warning lamp also lights up in the instrument cluster.
G WARNING
The airbags or belt tensioners may either be triggered unintentionally or, in the event of an accident ,may not be triggered.
This poses an increased risk of injury.
X Consult aqualified specialist workshop. 144
Display messagesOn-board computer and displays

Display messages
Possible causes/consequence
sand M
MSolutions 6
Rear left malfunc‐ Rear left malfunc‐
tion Consult work‐ tion Consult work‐
shop shop
orRear right
Rear right
malfunction
malfunction Consult
Consult
workshop
workshop The rear left-hand or right-hand restraint system has malfunctioned.
The 6 warning lamp also lights up in the instrument cluster.
G WARNING
The airbags or belt tensioners may either be triggered unintentionally or, in the event of an accident, may not be triggered.
This poses an increased risk of injury.
X Consult aqualified specialist workshop. 6
Rear Rear
centre
centre malfunc‐
malfunc‐
tion Consult work‐
tion Consult work‐
shop shop The rear centre restraint system has malfunctioned. The
6warning
lamp also lights up in the instrument cluster.
G WARNING
The airbags or belt tensioners may either be triggered unintentionally or, in the event of an accident ,may not be triggered.
This poses an increased risk of injury.
X Consult aqualified specialist workshop. Lights
Display messages
Possible causes/consequence
sand M
MSolutions b
Left dipped beam Left dipped beam
(example) The bulb in question is faulty.
X Consult aqualified specialist workshop.
or X Check whether you are permitted to replace the bulb yourself
(Y page 78).
i LED light bulbs: the display message for the corresponding lamp
appears only when all the LEDsint he lamp have failed.b
Malfunction Malfunction
See
SeeOwn‐
Own‐
er's Manual
er's Manual The exterior lighting is faulty.
X Consult aqualified specialist workshop. b
AUTO lights inoper‐ AUTO lights inoper‐
ative ative The light sensor is faulty.
X
Consult aqualified specialist workshop. b
Remove key Remove key You have inserted the key into the ignition lock.
X Remove the key from the ignition lock. b
Switch off lights Switch off lights The lights are still switched on when you leave the vehicle.
Awarning
tonea lso sounds.
X Turn the light switch to the Ãposition. Display me
ssages
145On-board compute rand displays Z

Engine
Display messages
Possible causes/consequences and
M
MSolutions +
Top up coolan
tSee
Top up coolant See
Owner's Manual Owner's Manual The coolant level is too low.
X Top up the coolant, observing the warning notes before doing so
(Y page 215).
X Have the coolant system checked at aqualified specialist workshop
if the coolant needs topping up more often than usual. ? The fan motor is faulty.
X If the coolant temperature is below 120 †, drive on to the nearest
qualified specialist workshop.
X Avoid putting the engine under heavy loads as you do so, e.g. driving
in mountainous terrain and stop-start traffic. ?
Coolant Stop vehi‐ Coolant Stop vehi‐
cle Switch engine cle Switch engine
off off The coolant is too hot.
Aw
arning tonea lso sounds.
G WARNING
Never drive with an overheated engine. Drivin gwhen your engine has
overheated can cause any fluids that may have leaked into the engine compartment to catchf ire.
In addition, steam from an overheated engine can cause serious
burns, which can occur just by opening the bonnet.
There is arisk of injury.
X Stop the vehicle immediately, paying attention to road and traffic
conditions, and switch off the engine.
X Secure the vehicle against rolling away (Y page 113).
X Leave the vehicle and keep asafe distance from the vehicle until the
engine has cooled down.
X Make sure that the air supply to the engine radiator is not blocked,
e.g. by frozen slush.
X Do not start the engine again until the display message goes out and
the coolant temperature is below 120 †. The engine may otherwisebe damaged.
X Pay attention to the coolant temperature gauge.
X If the temperature increases again, consult aqualified specialist
workshop immediately.
Under normal operating conditions and with the specified coolant
level, the coolant temperature may rise to 120 †. 146
Display messagesOn-board computer and displays

Display messages
Possible causes/consequence
sand M
MSolutions The poly-V-belt may have torn.
X Stop the vehicle immediately, paying attention to road and traffic
conditions, and switch off the engine.
X Check the poly-V-belt.
If the poly-V-belt is torn:
! Do not continue driving. The engine could otherwise overheat.
X Consult aqualified specialist workshop.
If the poly-V-belt is OK:
X Wait until the display message disappears before restarting the
engine. The engine may otherwise be damaged.
X Pay attention to the coolant temperature gauge.
X Consult aqualified specialist workshop. # The battery is no longer being charged.
Aw
arning tonea lso sounds.
Possible causes:
R faulty alternator
R torn poly-V-belt
R am alfunction in the electronics
X Stop the vehicle immediately, paying attention to road and traffic
conditions, and switch off the engine.
X Open the bonnet.
X Check whether the poly-V-belt is torn.
If the poly-V-belt is torn:
! Do not continue driving. The engine could otherwise overheat.
X Consult aqualified specialist workshop.
If the poly-V-belt is OK: X Consult aqualified specialist workshop. 4
Check Check
eng.
eng.oil
oillev.
lev.
when
when next
nextrefuelling
refuelling The engine oil level has dropped to the minimum level.
Aw
arning tonea lso sounds.
X Check the oil level when next refuelling, at the latest (Y page 213).
X If necessary, top up the engine oil (Y page 213).
X Have the engine checked at aqualified specialist workshop if the
engine oil needs topping up more often than usual. 8
Reserve fuel level Reserve fuel level The fuel level has dropped into the reserve range.
Operation of the auxiliary heating is deactivated if the fuel level drops
into the reserve range.
X Refuel at the nearest filling station. Display me
ssages
147On-board compute rand displays Z

Display messages
Possible causes/consequence
sand M
MSolutions C There is very little fuel in the fuel tank.
Operation of the auxiliary heating is deactivated.
X You must refuel at the nearest filling station. ¸
Replace Replace
air
aircleaner
cleaner
element
element Veh
icleswithad ieselengine: the engine ai rfilter is dirty and must
be replaced.
X Consult aquali fied specialist workshop. !
Clean the fue
lfil‐
Clean the fuel fil‐
ter ter Veh
icleswithad ieselengine: there is water in the fue lfilter. The
water mus tbed raine doff.
X Consult aquali fied specialist workshop. Ø
Refill AdBlue See Refill AdBlue See
Owner'
sManual
Owner's Manual The AdBlue
®
level has fallen below the reserve range. Awarning tone
also sounds.
X Have AdBlue ®
refilled as soon as possible at aqualified specialist
workshop.
or X Refill AdBlue ®
yourself as soon as possible (Y page 111).Ø
Refill AdBlue No Refill AdBlue No
start in .. km start in .. km The AdBlue
®
level is only sufficient for the indicated distance. Awarn-
ing tonea lso sounds.
X Have AdBlue ®
refilled as soon as possible at aqualified specialist
workshop.
or
X Refill AdBlue ®
yourself immediately (Y page 111).Ø
Refill AdBlue Eng. Refill AdBlue Eng.
start not possible start not possible The AdBlue
®
tank is empty. Awarning tonea lso sounds. You can no
longer start the engine.
X Consult aqualified specialist workshop immediately.
or X Refill AdBlue ®
yourself immediately (Y page 111).Ø
Check AdBlue See Check AdBlue See
Owner's Manual Owner's Manual The AdBlue
®
system is malfunctioning. Awarning tonea lso sounds.
X Consult aqualified specialist workshop. Ø
Eng. start not pos‐ Eng. start not pos‐
sible in ..km sible in ..km The AdBlue
®
system is malfunctioning. Awarning tonea lso sounds.
X Consult aqualified specialist workshop immediately. Ø
Eng. start not pos‐ Eng. start not pos‐
sible sible The AdBlue
®
system is malfunctioning. Awarning tonea lso sounds.
You can no longer start the engine.
X Consult aqualified specialist workshop immediately. 148
Display messagesOn-board computer and displays

Drivin
gsystems Display messages
Possible causes/consequences and
M
MSolutions TC
TC
shift
shift conditions
conditions
not fulfilled
not fulfilled
Apply the brake/ Apply the brake/
parkin gbrake
parking brake The parking brake is not applied and the brake is not depressed. The
transfer case has cancelled the gearshift process and is in Neutral.
There is no connection between the engine and the drive wheels.
X Stop the vehicle safely as soon as possible, paying attention to road
and traffic conditions.
X Depress the brake and apply the parking brake.
X Shift the automatic transmission into neutral position N.
X Make sure all conditions for gear changing are met (Y page 124).
X Repeat the gearshift process. TC malfunction TC malfunction
Visit Visit
workshopApply
workshopApply
parking brake to
parking brake to
park park The transfer case is faulty.
X Do not shift the transfer case.
X When parking, safeguard the vehicle against rolling away
(Y page 113).
X Have the vehicle checked at aqualified specialist workshop. TC shift cancelled
TC shift cancelled
Reactivate Reactivate The transfer case has not performed the gearshift process.
X
Repeat the gearshift process.
X Make sure all conditions for gear changing are met (Y page 124).TC TC
shift
shift conditions
conditions
not fulfilled
not fulfilled
Max. speed 40 km/h Max. speed 40 km/h You have exceeded the maximum speed for the gearshift process.
X Drive more slowly.
X Repeat the gearshift process. TC
TC
shift
shift conditions
conditions
not fulfilled
not fulfilled
Select NEUTRAL gear Select NEUTRAL gear One or more shift conditions has not been met.
X Shift the automatic transmissio ninto neutral position N.
X Repeatt he gearshift process. TC
TC
shift
shift conditions
conditions
not fulfilled
not fulfilled
Max. speed 70 km/h Max. speed 70 km/h You have exceeded the maximum spee
dfor the gearshift process.
X Drive more slowly.
X Repeat the gearshift process. LOW RANGE
LOW RANGE
On On The transfer case is in off-road driving position
LOW RANGE.HIGH RANGE
HIGH RANGE
On On The transfer case is in on-road position
HIGH RANGE.Differential lock
Differential lock
only availabl
ein
only available in
LOW RANGE LOW RANGE The LOW RANGE button was pressed. The transfer case is in off-road
driving position LOW RANGEandadifferential lock is engaged.
X Disengage the differential lock (Y page 125).
X Repeat the gearshift process. Display me
ssages
149On-board compute rand displays Z