2016 MERCEDES-BENZ GL engine

Display messages
Possible causes/consequences and P Solutions
PRE-SAFE Functions
Currently Limite d
See Operator' s Man ‐
ual Adaptive Brake Assis t or th e PRE-SAF E ®
Brake is temporarily inop-
erative . Possibl e causes are:R
function is impaire d due to heav y rain or snow.R
th e rada r sensor system is temporarily inoperative, e.g. due to
electromagnetic radiation emitted by nearby TV or radi o sta-
tion s or other source s of electromagnetic radiation .R
Mercedes-AMG vehicles: ES P ®
is deactivatedR
th e system is outside th e operating temperature range.R
th e on-boar d voltag e is to o low.
Whe n th e causes state d abov e no longer apply, th e display mes -
sage disappears.
Adaptive Brake Assis t or th e PRE-SAF E ®
Brake is operative again .
If th e display message does no t disappear :X
Pull ove r and stop th e vehicl e safely as soo n as possible, payin g
attention to roa d and traffic conditions.X
Secur e th e vehicl e against rollin g away ( Y
page 189).X
Restart th e engine. X
Mercedes-AMG vehicles: reactivat e ES P ®
( Y
page 74).
PRE-SAFE Functions
Limite d See Opera‐
tor's Manual Adaptive Brake Assis t or th e PRE-SAF E ®
Brake is malfunctioning.
BA S PLU S or th e distanc e warnin g function may also hav e failed.X
Visit a qualified specialist workshop .298
Display messages
On-board computer and displays

Display messages
Possible causes/consequences and P Solutions
Radar Sensor s
Dirty See Opera‐
tor's Manual At leas t on e of th e following drivin g systems or drivin g safet y sys-
tems is temporarily restricted or inoperative: R
PRE-SAF E ®
Brake R
Active Lan e Keepin g Assis tR
Active Blind Spot Assis t
If th e rada r sensor system in fron t is dirty, Active Blind Spot Assis t
will no t perform a course-correcting brak e application .
Possibl e causes are: R
th e sensor s in th e radiato r trim and/o r in th e bumpers are dirtyR
th e function of th e drivin g system and/o r drivin g safet y system
is impaire d due to heav y rain or snow.
A warnin g tone also sounds.
Whe n th e causes state d abov e no longer apply, th e display mes -
sage disappears. Al l drivin g systems and drivin g safet y systems
are operative again .
If th e display message does no t disappear :X
Pull ove r and stop th e vehicl e safely as soo n as possible, payin g
attention to roa d and traffic conditions.X
Secur e th e vehicl e against rollin g away ( Y
page 189).X
Switc h of f th e engine.X
Clean th e sensor s in th e following location s ( Y
page 380):R
in th e radiato r trim R
in th e fron t bumper R
in th e rear bumper, particularl y in th e middle of th e rear
bumper X
Restart th e engine.
The display message disappears.
u Restraint sys . mal ‐
function Consul t
workshop The restrain t system is faulty.
The u warnin g lamp also lights up in th e instrumen t cluster.
G WARNIN G
The air bags or Emergency Tensioning Devices may either be trig-
gered unintentionally or, in th e event of an accident, may no t be
triggered .
There is an increase d ris k of injury.X
Visit a qualified specialist workshop .
Observ e th e additional information on restrain t systems
( Y
page 44) . Display messages 29 9
On-board computer and displays Z

Display messages
Possible causes/consequences and P Solutions
= Sto p Vehicl e See
Operator' s Manual The battery is no longer bein g charged and th e battery charg e level
is to o low.
A warnin g tone also sounds. X
Pull ove r and stop th e vehicl e safely and switch of f th e engine,
payin g attention to roa d and traffic conditions.X
Secur e th e vehicl e against rollin g away ( Y
page 189).X
Observ e th e instruction s in th e = See Operator' s Manual
display message .X
Consult a qualified specialist workshop .

Display messages
Possible causes/consequences and P Solutions
Lan e Keepin g
Assist Currently
Unavailable See
Operator' s Man ‐
ual or A ctive Lan e
Keepin g Assist Cur ‐
rently Unavailable
See Operator' s Man ‐
ual Lan e Keepin g Assis t or Active Lan e Keepin g Assis t is deactivated
and temporarily inoperative. Possibl e causes are:R
th e windshield in th e camera' s field of vision is dirty.R
visibility is impaire d due to heav y rain , snow or fog.R
there hav e been no lan e marking s fo r an extended period.R
th e lan e marking s are worn, dark or covered, e.g. by dir t or snow.
Whe n th e causes state d abov e no longer apply, th e display mes -
sage disappears.
Lan e Keepin g Assis t or Active Lan e Keepin g Assis t is operational
again .
If th e display message does no t disappear :X
Pull ove r and stop th e vehicl e safely as soo n as possible, payin g
attention to roa d and traffic conditions.X
Secur e th e vehicl e against rollin g away ( Y
page 189).X
Clean th e windshield.
Lan e Keepin g
Assist inopera‐
tiv e or Active Lan e
Keepin g Assist
inoperative Lan e Keepin g Assis t or Active Lan e Keepin g Assis t is defective.X
Visit a qualified specialist workshop .
Blind Spo t Assist
Currently Unavail‐
abl e See Opera‐
tor's Man ‐
ual or A ctive Blind
Spo t Assist Cur ‐
rently Unavailable
See Operator' s Man ‐
ual Blind Spot Assis t or Active Blind Spot Assis t is temporarily inop-
erative . Possibl e causes are:R
th e rada r sensor system is outside th e operating temperature
range. R
th e rada r sensor system is temporarily inoperative, e.g. due to
electromagnetic radiation emitted by nearby TV or radi o sta-
tion s or other source s of electromagnetic radiation .
The yello w c indicato r lamp s also ligh t up in th e exterio r mir -
rors.
Whe n th e causes state d abov e no longer apply, th e display mes -
sage disappears.
Blind Spot Assis t or Active Blind Spot Assis t is operational again .
If th e display message does no t disappear :X
Pull ove r and stop th e vehicl e safely as soo n as possible, payin g
attention to roa d and traffic conditions.X
Secur e th e vehicl e against rollin g away ( Y
page 189).X
Restart th e engine.314
Display messages
On-board computer and displays

Display messages
Possible causes/consequences and P Solutions
Blind Spo t Assist
Not Available Whe n
Towing a Traile r
See Operator' s Man ‐
ual or A ct. Blind
Spo t Asst. Not
Available Whe n Tow ‐
ing a Traile r See
Operator' s Manual Blind Spot Assis t or Active Blind Spot Assis t is deactivated while
towin g a trailer .
You hav e established th e electrica l connection between th e trailer
and your vehicle. X
Press v on th e steerin g whee l to confirm th e display mes -
sage .
Blind Spo t Assist
inopera‐
tiv e or Active Blind
Spo t Assist inoper ‐
ative Blind Spot Assis t or Active Blind Spot Assis t is defective.
The yello w c indicato r lamp s also ligh t up in th e exterio r mir -
rors. X
Visit a qualified specialist workshop .
Par k Assist Can ‐
celed The driver's doo r is open .X
Repea t th e parkin g gap measuremen t and parkin g process wit h
th e driver's doo r closed .
You hav e inadvertentl y touched th e multifunction steerin g whee l
while steerin g intervention was active .X
Whil e steerin g intervention is active , mak e sur e that th e multi-
function steerin g whee l is no t touched unintentionally.
The vehicl e has started to skid and ES P ®
has intervened.X
Use Active Parking Assis t again later ( Y
page 227).
Par k Assist Inoper ‐
ative PARKTRONI C is malfunctionin g or faulty.X
Follow th e instruction s and helpful hints in th e "Problems wit h
PARKTRONIC" section ( Y
page 227).
If th e multifunction display still shows th e display message :X
Visit a qualified specialist workshop .
Active Parking Assis t is unavailable or faulty.X
Switc h of f th e ignition and restar t th e engine.
If Active Parking Assis t continues to be unavailable (the ] symbol
does no t appea r in th e multifunction display):X
Visit a qualified specialist workshop .
Par k Assist
switched off The vehicl e is parked. A warnin g tone also sounds.
The display message disappear s automatically.Display messages 31 5
On-board computer and displays Z

Display messages
Possible causes/consequences and P Solutions
DISTRONIC PLU S off DISTRONIC PLU S has been deactivated ( Y
page 205).
If it was deactivated automatically, a warnin g tone also sounds.
DISTRONIC PLU S
available again DISTRONIC PLU S is operational again after havin g been tempo -
rarily unavailable . You can no w reactivat e DISTRONIC PLU S
( Y
page 205).
DISTRONIC PLU S Cur ‐
rently Unavailable
See Operator' s Man ‐
ual DISTRONIC PLU S is temporarily inoperative.
Possibl e causes are: R
function is impaire d due to heav y rain or snow.R
th e rada r sensor system is temporarily inoperative, e.g. due to
electromagnetic radiation emitted by nearby TV or radi o sta-
tion s or other source s of electromagnetic radiation .R
th e system is outside th e operating temperature range.R
th e on-boar d voltag e is to o low.
A warnin g tone also sounds.
Whe n th e causes state d abov e no longer apply, th e display mes -
sage disappears.
DISTRONIC PLU S is operational again .
If th e display message does no t disappear :X
Pull ove r and stop th e vehicl e safely as soo n as possible, payin g
attention to roa d and traffic conditions.X
Secur e th e vehicl e against rollin g away ( Y
page 189).X
Restart th e engine.
DISTRONIC PLU S
inoperative DISTRONIC PLU S is defective.
The following may hav e also failed:R
BA S PLU S R
PRE-SAF E ®
Brake
A warnin g tone also sounds. X
Visit a qualified specialist workshop .
DISTRONIC PLU S sus ‐
pended You hav e depressed th e accelerato r pedal . DISTRONIC PLU S is no
longer controllin g th e speed of th e vehicle.X
Remove your foot from th e accelerato r pedal .
DISTRONIC PLU S
- - - mph An activation condition fo r DISTRONIC PLU S is no t fulfilled .X
Chec k th e activation condition s fo r DISTRONIC PLU S
( Y
page 205).316
Display messages
On-board computer and displays

Display messages
Possible causes/consequences and P Solutions
Tir e Press. Moni‐
tor Currently
Unavailable Becaus e there is interferenc e from a stron g source of radi o waves,
no signal s from th e tire pressur e sensor s are detected. The tire
pressur e monitor is temporarily malfunctioning. X
Drive on .
The tire pressur e monitor restarts automatically as soo n as th e
problem has been resolved.
Tir e Press. Sen ‐
sor(s) Missin g There is no signal from th e tire pressur e sensor of on e or several
wheels. The pressur e of th e affecte d tire is no t displayed in th e
multifunction display. X
Hav e th e fault y tire pressur e sensor replaced at a qualified spe -
cialist workshop .
Tir e Pressure Mon ‐
ito r Inoperative
No Wheel Sensor s The wheels mounted do no t hav e a suitable tire pressur e sensor .
The tire pressur e monitor is deactivated.X
Moun t wheels wit h suitable tire pressur e sensors.
The tire pressur e monitor is activated automatically after drivin g
fo r a few minutes.
Tir e Press. Moni‐
tor Inoperative The tire pressur e monitor is faulty.X
Visit a qualified specialist workshop .
Vehicle
Display messages
Possible causes/consequences and P Solutions
Shift to 'P' or
'N' to Start Engine You hav e attempte d to start th e engin e wit h th e transmissio n in
position R or D . X
Shift th e transmissio n to position P or N .
Apply brake to
deselect Par k (P)
position You hav e attempte d to mov e th e transmissio n selector lever to
position D , R or N without depressin g th e brak e pedal .X
Depress th e brak e pedal .
To shift out of P
or N, depres s
brake and start
engine Wit h th e engin e switched off, you hav e attempte d to shift th e
selector lever out of position P or N into another transmissio n
position . X
Depress th e brak e pedal .X
Start th e engine.320
Display messages
On-board computer and displays

Display messages
Possible causes/consequences and P Solutions
Ris k of vehicl e
rollin g Transmis‐
sio n not in P The driver's doo r is open/not completely closed and th e trans -
missio n is in position R , N or D .
A warnin g tone also sounds.
G WARNIN G
The vehicl e may rol l away.
There is a ris k of an accident. X
Shift th e transmissio n to position P .X
Secur e th e vehicl e against rollin g away ( Y
page 189).X
Clos e th e driver's doo r completely.
Onl y select Par k
(P) whe n vehicl e
is stationar y The vehicl e is moving. X
Stop th e vehicl e safely as soo n as possible, payin g attention to
roa d and traffic conditions. X
Shift th e transmissio n to position P .
Withou t changing
gear, consul t work‐
sho p You canno t chang e th e transmissio n position due to a malfunction .
A warnin g tone also sounds.
If transmissio n position D is selected:X
Drive to a qualified specialist workshop without shiftin g th e
transmissio n from position D .
If transmissio n position R , N or P is selected:X
Secur e th e vehicl e against rollin g away ( Y
page 189).X
Notify a qualified specialist workshop or breakdown service.
Auxiliary batter y
malfunction The auxiliar y battery fo r th e automati c transmissio n is no longer
bein g charged. X
Visit a qualified specialist workshop at th e next opportunity.X
Unti l then , set th e automati c transmissio n to position P before
you switch of f th e engine.X
Before leavin g th e vehicle, apply th e electric parkin g brake.X
Secur e th e vehicl e against rollin g away ( Y
page 189).
e The tailgat e is open .
G WARNIN G
Whe n th e engin e is running , exhaus t gase s can ente r th e vehicl e
interio r if th e tailgat e is open .
There is a ris k of poisoning. X
Clos e th e tailgate. Display messages 32 1
On-board computer and displays Z