2016 MERCEDES-BENZ G-CLASS SUV light

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

Display messages
Possible causes/consequence
sand M
MSolutions TC NEUTRAL
TC NEUTRAL
On On The transfer case is in position
Neutral.
Aw arning tonea lso sounds when the driver's door is open and the
brake pedal is not depressed.
X Close the driver's door.
X Secure the vehicle against rolling away (Y page 113).
X Switch the transfer case depending on the driving situation
(Y page 124). Preselected differ‐
Preselected differ‐
ential lock ential lock
ESP unavailable ESP unavailable Ad
ifferential lock wa sengaged .The differential gea rsystem ha snot
ye tloc ked the respective differential .The activatio nindicator lamp
(yellow) (Y page 125) on the switch lights up.
ESP ®
is unavailable.
ABS is still available. Differential lock
Differential lock
active active
ABS ABS
and
andESP
ESPunavail‐
unavail‐
able
able Ad
ifferential lock wa sengaged and the differential gea rsystem has
not ye tloc ked the respective differential .The yellow activatio nindi-
cato rlam pand red functio nindicator lamp (Y page 125)onthe switch
lights up.
ABS and ESP ®
are unavailable. Tyres
Display messages
Possible causes/consequence
sand M MSolutions Tyre pressure dis‐
Tyre pressure dis‐
played after
afew
played after afew
minutes of driving minutes of driving The tyre pressure monitor is measuring the tyre pressure.
X Drive on.
The tyre pressures appear in the multifunction display after you
have been driving for afew minutes. Tyre Tyre
press.
press. monitor
monitor
inoperative
inoperative The tyre pressure monitor is faulty.
X Consult aqualified specialist workshop. Tyre
Tyre
press.
press. monitor
monitor
inoperative No
inoperative No
wheel sensors wheel sensors The wheels fitted do not have suitable tyre pressure sensors. The tyre
pressure monitor is deactivated.
X Fit wheels with suitable tyre pressure sensors.
The tyre pressure monitor is activated after driving for afew
minutes. 150
Display messagesOn-board computer and displays

Key
Display messages
Possible causes/consequence
sand M
MSolutions Â
Key Key
does
does not
notbelong
belong
to vehicle
to vehicle You have put the wrong key in the ignition lock.
X Use the correct key. Â
Replace key Replace key The key needs to be replaced.
X Consult aqualified specialist workshop. Warning and indi
cator lamps on the
instrument cluster General notes
Some systems carry out aself-diagnosi swhen
the ignition is switched on. Anumber of warning and indicator lamps might tempo
rarily light up
or flas hdurin gthis. This behaviour is non-criti-
cal. Thes ewarning and indicator lamps indicate
am alfunctio nonlyift heylight up or flash after
th ee ngine is started or durin gajourney. Safety
Seat belts Warning/
indicator
lamp
N N
Signal type
Possible causes/consequences and M
MSolutions ü
N
Onl yfor certain countries: the red seat belt warning lamp lights up for 6seconds
after the engine starts.
The seat belt warning lamp reminds the driver and front passenger to fasten their
seat belts.
X Fasten your seat belt (Y page 34).ü
N
Only for certain countries: the red seat belt warning lamp lights up after the
engine starts. In addition, awarning tone sounds for up to 6seconds.
The driver's seat belt is not fastened.
X Fasten your seat belt (Y page 34).
The warning tone ceases. Warnin
gand indicator lamps on the instrument cluster
155On-boardcomputer and displays Z

Warning/
indicator
lamp
N N
Signa ltype
Possible causes/consequences and M
MSolutions ü
N
The red seat belt warning lamp lights up after the engine starts, as soon as the
driver's or the front-passenger door is closed.
The driver or passenger has not fastened their seat belt.
X Fasten your seat belt (Y page 34).
The warning lamp goes out.
There are objectsont he front-passenger seat.
X Remove the object sfrom the front-passenger seat and stow them in asecure
place.
The warning lamp goes out. ü
N
The red seat belt warning lamp flashes and an intermittent audibl ewarning
sounds.
The driver or passenger has not fastened their seat belt. At the same time, you are
driving faster than 25 km/ho rhave briefly driven faster than 25 km/h.
X Fasten your seat belt (Y page 34).
The warning lamp goes out and the intermittentw arning tone ceases.
There are object sonthe front-passenger seat. At the same time, you are driving
faster than 25 km/ho rhave briefly driven faster than 25 km/h.
X Remove th eobjects from th efront-pa ssenger seat and stow them in asecure
place.
The warning lamp goes out and th eintermittent warning tone ceases. 156
Warning and indicator lamps on th
einstrument clusterOn-boar dcomputer and displays

Engine
Warning/
indicator
lamp
N N
Signal type
Possible causes/consequences and M
MSolutions ;
N
The yellow engine diagnostics warning lamp lights up whil ethe engine is run-
ning.
There may be afault with the following, for example:
R engine management
R fuel injection system
R exhaust system
R fuel system
The emission limit values may be exceeded and the engine may be runnin gin
emergenc ymode.
X Consult aqualified specialist workshop immediately.
Vehicles with adiesel engine: the fuel tank has been run dry (Y page 110).
X Start the engine three to four times after refuelling.
If the yellow engine diagnostics warning lamp goes out, emergenc ymode is
cancelled. The vehicle does not have to be checked. 8
N
The yellow reserve fuel warning lamp lights up while the engine is running.
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. %
N
On diesel engine vehicles, the preglow indicator lamp does not light up when the
key is in position 2(Y page 96).
The preglow system is malfunctioning.
X Consult aqualified specialist workshop immediately. ?
N
The red coolant warning lamp lights up while the engine is running and the
coolant temperature display is at the start of the scale.
The temperature sensor for the coolant temperature gauge is malfunctioning.
The coolant temperature is no longer being monitored. The engine could be dam-
aged if the coolant temperature is too high.
X Stop the vehicle immediately,p aying attention to road and traffic conditions,
and switch off the engine. Do not continue driving.
X Secure the vehicle against rolling away (Y page 113).
X Consult aqualified specialist workshop. 162
Warning and indicator lamps on the instrument clusterOn-board computer and displays

Warning/
indicator
lamp
N N
Signa ltype
Possible causes/consequences and M
MSolutions ?
N
The red coolant warning lamp lights up while the engine is running.
The coolant level is too low.
If the coolant level is correct, the airflow to the engine radiator may be blocked or the electric engine radiator fan may be malfunctioning.
The coolant is too hot and the engine is not being cooled sufficiently.
X Observe the additional display messages on the multifunction display.
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 Check the coolant level and top up the coolant, making sure to observe the
warning notes (Y page 215).
X If you have to top up the coolant frequently, have the engine cooling system
checked.
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 coolant temperature is below 120 †. The
engine may otherwise be damaged.
X Drive to the nearest qualified specialist workshop.
X Avoid heavy loads on the engine as you do so, e.g. driving in mountainous terrain
and stop-start traffic. ?
N
The red coolant warning lamp lights up while the engine is running.
The coolant temperature has exceeded 120 †. The airflow to the engine radiator may be blocked or the coolant level may be too low.
G WARNING
The engine is not being cooled sufficiently and may be damaged.
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 catch fire.
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 Observe the additional display messages on the multifunction display.
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 Check the coolant level and top up the coolant, making sure to observe the
warning notes (Y page 215).
X If you have to top up the coolant frequently, have the engine cooling system
checked. Warning and indicato
rlamps on the instrument cluster
163On-boardcomputer and displays Z