2016 MERCEDES-BENZ GL Owners Manual

Display messages
Possible causes/consequences and P Solutions
If these condition s are fulfilled , th e front-passenger seat can be
occupied again . Whether th e PASSENGER AI R BA G OF F indicato r
lamp remain s lit or goe s out depend s on how OCS classifie s th e
occupant .
If th e condition s are no t fulfilled , th e system is no t operating cor-
rectly. X
Visit a qualified specialist workshop immediately.
Lights
i Vehicles wit h LE D bulbs in th e ligh t clusters :
The display message fo r th e correspondin g lamp only appears when all of th e LEDs in th e
lamp hav e failed.
Display messages
Possible causes/consequences and P Solutions
I Check Lef t Corner ‐
ing Light or Check
Right Cornering
Light The lef t or right-hand cornering ligh t is defective.X
Visit a qualified specialist workshop .
I Check Lef t Low
Bea m or Check
Right Low Bea m The lef t or right-hand low-beam headlamp is defective. X
Chec k whether you are permitte d to replac e th e bulb yourself
( Y
page 136).
or X
Visit a qualified specialist workshop .
I Traile r right tai l
lam p The lef t or right-hand trailer tai l lamp is faulty.X
Consult th e manufacturer' s operating instructions.
I Traile r lef t indi‐
cator or Traile r
right indicator The lef t or right-hand trailer tur n signal lamp is defective.X
Consult th e manufacturer' s operating instructions.
I Traile r brake lam p The trailer brak e lamp is defective.X
Consult th e manufacturer' s operating instructions.Display messages 30 3
On-board computer and displays Z

Display messages
Possible causes/consequences and P Solutions
I Rea r lef t indica ‐
tor or Rea r right
indicator The rear left-han d or rear right-hand tur n signal is defective.X
Visit a qualified specialist workshop .
I Front lef t indica ‐
tor or Front right
indicator The fron t left-han d or fron t right-hand tur n signal is defective.X
Visit a qualified specialist workshop .
I Lef t mirror indica ‐
tor or Right mir ‐
ror indicator The tur n signal in th e left-han d or right-hand exterio r mirror is
defective. X
Visit a qualified specialist workshop .
I Third brake lam p The high-mounte d brak e lamp is faulty.X
Visit a qualified specialist workshop .
I Lef t brake lam p or
Right brake lam p The lef t or right-hand brak e lamp is defective.X
Chec k whether you are permitte d to replac e th e bulb yourself
( Y
page 137).
or X
Visit a qualified specialist workshop .
I Left-hand tai l
lamp/brak e lam p or
Right-han d tai l
lamp/brak e lam p The lef t or right-hand tai l lamp/brak e lamp is defective.X
Visit a qualified specialist workshop .
I Lef t hig h bea m or
Right hig h bea m The lef t or right-hand high beam is defective. X
Chec k whether you are permitte d to replac e th e bulb yourself
( Y
page 137).
or X
Visit a qualified specialist workshop .
I Licens e Plate Lam p The lef t or right-hand license plat e lamp is faulty.X
Visit a qualified specialist workshop .
I Rea r fog lam p The rear fo g lamp is faulty. X
Visit a qualified specialist workshop .304
Display messages
On-board computer and displays

Display messages
Possible causes/consequences and P Solutions
I Front lef t parkin g
lam p or Front
right parkin g lam p The fron t lef t or fron t right parkin g or standin g lamp is defective.X
Chec k whether you are permitte d to replac e th e bulb yourself
( Y
page 137).
or X
Visit a qualified specialist workshop .
I Backup Light The backup lamp is defective. X
Visit a qualified specialist workshop .
I Front lef t sid e
marker lam p or
Front right sid e
marker lam p The fron t left-han d or fron t right-hand side marke r lamp is faulty.X
Visit a qualified specialist workshop .
I Lef t tai l lam p or
Right tai l lam p The lef t or right-hand tai l lamp is defective.
or
The rear left-han d or rear right-hand side marke r lamp is faulty.X
Visit a qualified specialist workshop .
I Check Lef t Daytim e
Runnin g Light or
Check Right Day ‐
tim e Runnin g Light The lef t or right-hand daytime running lamp is faulty. X
Visit a qualified specialist workshop .
I Active Light Sys ‐
tem inoperative The active ligh t function is faulty. X
Visit a qualified specialist workshop .
I Malfunction See
Operator' s Manual The exterio r lighting is defective. X
Visit a qualified specialist workshop .
Vehicles wit h trailer to w hitch : a fus e may hav e blown .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
Chec k th e fuses ( Y
page 400).X
If necessary, replac e th e blown fuse. Observ e th e warnin g notes.
If th e display message continues to be displayed: X
Visit a qualified specialist workshop .Display messages 30 5
On-board computer and displays Z

Display messages
Possible causes/consequences and P Solutions
I AUT O lights inoper ‐
ative The ligh t sensor is defective. X
Visit a qualified specialist workshop .
I Switch off lights You leav e th e vehicl e and th e ligh t is still switched on . A warnin g
tone also sounds. X
Tur n th e ligh t switch to th e X position .
Adaptive Highbeam
Assist Currently
Unavailable See
Operator' s Manual Adaptive Highbeam Assis t is deactivated and temporarily inoper -
ative. 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.X
Clean th e windshield.
If th e system detects that th e camera is full y operational again , th e
Adaptive Highbeam Assist Now Available
message is dis-
played .
Adaptive Highbeam Assis t is operational again .
Adaptive Highbeam
Assist Inoperative Adaptive Highbeam Assis t is faulty.X
Visit a qualified specialist workshop .
Engin e
Display messages
Possible causes/consequences and P Solutions

Display messages
Possible causes/consequences and P Solutions

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

Display messages
Possible causes/consequences and P Solutions