Page 108 of 330

When
youa re re placing thel ight bulb, obser ve
th ef ollowing:
R Do no tuse an ybulb that has been dropped or
has scratches on its glass tube .Otherwise,
th eb ulb ma yexplode.
R Theb ulb ma yexplod eifitish otor if you
to uch, drop or sc ratchi t.
R Stains on theg lass tube reduce theb ulb's
service life. Do no ttouc hthe glass tube with
yo ur bar ehands. If necessar y,clea nthe glass
tube wit halcohol or spirits in acolds tate and
wipe it down wit halint-freec loth.
R Protect bulbs from humidity and do no tbring
th em int ocontact wit hliquids.
Alw ayse nsur ethe bulbs ar efirml ysecured.
If yo ur vehicle is equipped wit hLED lamps, you
can checkt his as follo ws :the light cone will mo ve
from toptob ottomand bac kagain when the
engine starts .For this to wo rk,the lo wbeam
needs tohave been switched on befor ethe
engine is star ted.
Bulbs and lights ar eamajor par tofvehicle
saf ety. Therefore, ensur ethat they area lways
wo rking. Ha vetheh eadlam psetting checkedr eg‐
ular ly.
R Befor echanging thel amps, switc hoffthe
ve hicle's lighting sy stem. This will pr event a
sho rtcircuit.
R Use bulbs only in closed lights that ha vebeen
designed fort hem.
R Use onl yspar ebulbs of thes ame type and
wit hthe cor rect voltage.
If th en ew bulb also does no tlight up, consult a
qu alified specialis tworks hop. Re
placing fron tlight bulbs (vehicles with hal‐
ogen headlamps) Overvie
woffront bul btypes
Yo uc an chang ethe following bulbs. Halogen headlamps
1 High beam/daytime running la mps:
H1 555W /15W
2 Lowb eam/perime terl igh t:H7 55 W/W 5W
3 Turn signal: 345 7NAK 28 W
Changing the halogen headla mps
Re quirements:
R Lowb eam: light bulb type H7 55 W
R High beam/daytim erunnin glights: light
bulb type H1 555W/15W
R Perime terl ights: light bulb typ eW5W
R Turn signal indicators: bulb type 3457NAK
28 W 1
Lowb eam/perime terl ights housing co ver
2 High beam/daytim erunnin glights housing
co ver
3 Indicator soc ket #
Switc hoffthel ighting sy stem. 84
Light and vision
Page 109 of 330

#
Lowb eam/perime terl ights: pull ba ck
housing co ver1. #
Pullo utthes ockettow ards ther ear. #
Remo vetheb ulb from thes ocket. #
Inse rtthen ew bulb int othe soc kets ucht hat
th eb ase of theb ulb restsf ullya gains tthe
base of thes ocket. #
Align and inser tthe soc ket. #
Attach housing co ver1. #
High beam/daytime running lights: pull
bac khousing co ver2. #
Turn thes ocketc ounter-clo ckwise and pull it
out. #
Remo vetheb ulb from thes ocket. #
Inse rtthen ew bulb int othe soc kets ucht hat
th eb ase of theb ulb restsf ullya gains tthe
base of thes ocket. #
Inse rtthes ocketa nd tur nitclock wise. #
Attach housing co ver2. #
Turn signal indicator: #
Turn soc ket 3counter-clo ckwise and
re mo veit. #
Gently tur nthe bulb counter-clockwise and
ta ke it out of thes ocket. #
Inse rtthen ew bulb int othe soc keta nd tur nit
clo ckwise. #
Inser tsocket 3and tur nitclock wise.
Ad ditional tur nsignal light
Re quirements:
R Ad
ditional tur nsignal light (all-wheel
driv evehicles): bulb typeP21W #
Switching of fthe lighting sy stem. #
Unscr ewscrews 1and remo velens 2. #
Gently tur nthe bulb counter-clockwise and
ta ke it out of thes ocket. #
Inse rtthen ew bulb int othe soc keta nd tur nit
clo ckwise. #
Place lens 2in position and tigh tent he
scr ews 1. Re
placing rear light bulb s(Cargo Vana nd
Pa ssenger Van) Overvie
wofrear bul btypes (Cargo Vana nd
Pa ssenger Van)
Yo uc an chang ethe following bulbs. Ve
hicles wit hstandar dtail lamps
1 Brak elights/tail lamps/pe rime terl ights:
P21W
2 Reversing lights: P21W
3 License plate lamp:W5W
4 Rear fogl ights: P21W
Yo uc an chang ethe following bulbs. Light and vision
85
Page 111 of 330

#
Switc hoffthel ighting sy stem. #
Place ascrew driver ,for example, at opening
2 between lamp 3and panel 1and care‐
full ypryofflamp 3. #
Remo velamp 3from panel 1. #
Rotate theb ulb holder byaround 45 °and
de tach it from thel amp. #
Remo vethel ight bulb. #
Inser tthe ne wbulb int othe bulb holder. #
Inser tthe bulb holder int othe lam pand
ro tate itby around 45°. #
Inser tthe lam pintot he panel opening until it
engages. Re
placing rear light bulb s(ch assis) Overvie
wofrear bul btypes (chassis)
Yo uc an chang ethe following bulbs. Ve
hicles wit hstandar dtail lamps
1 Clearance lamp: R5W
2 Tail light :R5W
3 Brak elight :P21W
4 Turn signals: PY 21 W
5 Reversing lights: P21W
6 Rear fogl ight (driver's side): P21W
7 License plate lamp:R5W Re
placing the tai llamps on the chassis
Re quirements:
R Rear fogl ights: bulb type P21W
R License pla telighting: bulb type R5W
R Reversing lights: bulb typeP21W
R Turn signal indicators: bulb type PY21 W
R Clearance lamp: bulb typeR5W
R Brak elight: bulb type P21W
R Taillight: bulb type R5W 1
Light lens
2 Screws
3 Rear fogl ight
4 License plat elamp
5 Reversing light
6 Turn signal indicator
7 Cleara nce lamp
8 Brak elight
9 Taillight #
Swit chofft he lighting sy stem. #
Unscr ewscrews 1and remo velight lens
2. #
Remo vethep lug connector from thel amp
car rier. #
Gentl yturnt he bulb counter-clockwise and
ta ke it out of thes ocket. #
Inse rtthen ew bulb int othe soc keta nd tur nit
clo ckwise. #
Position light lens 2and tighten scr ews1. Light and vision
87
Page 297 of 330

Displa
ymessages
Possible causes/consequences and 0050 0050Solutions
Adaptive Highbeam
Assist Currently Unavail-
able See Operator's Man-
ual *A
daptiv eHighbeam Assis tistemporarily una vailable.
The sy stem limits ha vebeen reached (/ page81). #
Continue driving.
Whe nthe causes ha vebeen eliminated, thes ystemw ill be avail‐
able again. The displa ymessage AdaptiveHighbeam Assist Now
Available appears.
Adaptiv eHighbeam
Assist Inoperative *A
daptiv eHighbeam Assis tismalfunctioning. #
Visit aq ualified specialis tworks hop.
0049
Switch On Headlamps *Y
ou ar edriving without alow beam. #
Turn thel ight switc htoposition 0058.
or #
Turn thel ight switc htothe0058 position.
0049
Switch Off Lights *Y
ou ar eleaving thev ehicle and thel ight is still switched on. #
Turn thel ight switc htoposition 0058.
0049
Auto Lamp Function
Inoperative *T
he light sensor is malfunctioning. #
Visit aq ualified specialis tworks hop.
0049
Malfunction See Opera-
tor’s Manual *T
heexterior lighting is malfunctioning. #
Visit aq ualified specialis tworks hop.
Ve hicles with traile rhitch:af use mayhaveb lown. #
Stop in accordance wit hthe tra ffic conditions. #
Chec kthe fuses, and replace them if necessary(/ page206).
0049
Check Left Low
Beam (exa mp le) *T
he bulb in question is faulty. #
Visit aq ualified specialis tworks hop.
or #
Chec kwhether changing theb ulb is permitted. Indicator and
warning lamps Overvie
wofwarningand indicator lamps When
thei gnition is switched on, man ysystems
per form aself-test. Som ewarning and indicator
lamps ma yswitc honorf lashtemp oraril yduring
th is time. This behavior is no cause fora larm.
These warning and indicator lamps onl ysignal a
malfunction if they light up or flash, onc ethe
engine has been star tedort hevehicle is in oper‐
ation. Wa
rning and indicator lamps:
0058 Lo
wb eam (/ page79)
0060 Pa
rking light (/ page79)
0057 High beam (/
page80)
003E003D Tu
rn signal (/ page80)
005E Re
ar fogl ight (/ page79)
00E9 Saf
etyb elt no tfas tened
(/ page279)
0027 and
004D USA: Brakes (red) (/
page274 ) Displ
aymessa gesa nd warning and indicator lamps 273