2016 MERCEDES-BENZ GL high beam

Protect bulbs from moisture during opera-
tion. Do not allow bulbs to come into contact
with liquids.
There are bulbs other than the Xenon bulbs
that you cannot change. Replace only the
bulbs listed ( Y
page 137). Have the bulbs that
you cannot replace yourself changed at a
qualified specialist workshop.
If you require assistance changing bulbs, con-
sult a qualified specialist workshop.
If the new bulb still does not light up, consult
a qualified specialist workshop.
Bulbs and lamps are an important aspect of
vehicle safety. You must therefore make sure
that these function correctly at all times.
Have the headlamp setting checked regularly.
Overview: changing bulbs/bulb types You can replace the following bulbs. The bulb
type can be found in the legend.
Halogen headlamps
C
Low-beam headlamp: H7 55 WD
High-beam headlamp: H7 55 W

Low-beam headlamps (halogen head-
lamps) X
Remove the cover in the front wheel hous-
ing ( Y
page 137).X
Turn housing cover C counter-clockwise
and remove it. X
Turn bulb holder D counter-clockwise and
pull out. X
Pull the bulb out of bulb holder D .X
Insert the new bulb into bulb holder D .X
Insert bulb holder D and turn it clockwise.X
Press on housing cover C and turn it to the
right. X
Replace the cover in the front wheel hous-
ing ( Y
page 137).
High-beam headlamps (halogen head-
lamps)
X
Switch off the lights. X
Open the hood. X
Turn housing cover C counter-clockwise
and remove it. X
Pull lever

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 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