Page 7 of 400

Contents
Practical hints................................ 273
What to do if … .................................. 274
Lamps in instrument cluster ........ 274
Lamp in center console................ 279
Messages in the display ............... 280
Where will I find ...? ........................... 300
First aid kit ................................... 300
Vehicle tool kit ............................. 300
Minispare wheel ........................... 302
Unlocking/locking in an emergency .. 305
Unlocking the vehicle ................... 305
Locking the vehicle ...................... 306
Changing batteries in
the SmartKey ............................... 307
Fuel filler flap ............................... 308
Manually unlocking the
transmission gear selector lever .. 308
Opening/closing in an emergency..... 309
Sliding/pop-up roof* ................... 309Replacing bulbs .................................. 310
Bulbs ............................................. 310
Replacing bulbs for front lamps .... 312
Side marker lamp bulb .................. 314
Replacing bulbs for rear lamps ..... 315
Replacing wiper blades....................... 316
Removing wiper blades ................. 316
Installing wiper blades .................. 316
Flat tire ............................................... 317
Preparing the vehicle .................... 317
Mounting the Minispare wheel...... 317
Battery................................................ 323
Disconnecting the battery............. 324
Removing the battery.................... 324
Charging and reinstalling
the battery .................................... 324
Reconnecting the battery.............. 325Jump starting...................................... 326
Towing the vehicle.............................. 328
Installing towing eye bolt .............. 331
Fuses.................................................. 332
Fuse box in
passenger compartment ............... 332
Fuse box in engine compartment . 333
Auxiliary fuse box in trunk ............ 334
Page 251 of 400

251 Operation
At the gas station
Check regularly and before a long trip
1Coolant level
For more information on coolant, see
“Coolant level” (
page 257).
2Brake fluid (fuse box cover removed)
Removing fuse box cover
(
page 333).
3Windshield washer and headlamp
cleaning system*
For more information on filling up the
washer reservoir, see “Windshield
washer system and headlamp cleaning
system*” (
page 259).Engine oil level
For more information on engine oil level,
see “Engine oil” (
page 253).
Opening hood (
page 252).
Vehicle lighting
Check function and cleanliness. For more
information on replacing light bulbs, see
“Replacing bulbs” (page 310).
Exterior lamp switch (page 102).
Tire inflation pressure
More information on tire inflation pressure
(
page 261).
!If you find that the brake fluid in the
brake fluid reservoir has fallen to the
minimum mark or below, have the
brake system checked for brake pad
thickness and leaks immediately.
Notify an authorized Mercedes-Benz
Center immediately. Do not add brake
fluid as this will not solve the problem.
For more information, see “Practical
hints” (
page 275).
Page 273 of 400
273 Practical hints
What to do if …
Where will I find ...?
Unlocking/locking in an emergency
Opening/closing in an emergency
Replacing bulbs
Replacing wiper blades
Flat tire
Battery
Jump starting
Towing the vehicle
Fuses
Page 310 of 400
310 Practical hintsReplacing bulbs
Replacing bulbsSafe vehicle operation depends on proper
exterior lighting and signaling. It is there-
fore essential that all bulbs and lamp
assemblies are in good working order at all
times.
Correct headlamp adjustment is extremely
important. Have headlamps checked and
readjusted at regular intervals and when a
bulb has been replaced. See your autho-
rized Mercedes-Benz Center for headlamp
adjustment.
Bulbs Front lamps
iBackup bulbs will be brought into use
when the following lamps malfunction:
Standing lamps
Tail lamps
Rear fog lamp
Lamp
Type
1
Additional turn signal
lamps
LED
2
Turn signal lamp
Halogen
Turn signal lamp
Bi-Xenon*
1156 A
2357 A
3
Halogen headlamps:
Low beam
Bi-Xenon* headlamps:
Low and high beam
H7 (55 W)
D2S-35 W
4
Halogen headlamps:
High beam
Bi-Xenon* headlamps:
High beam flasher
H7 (55 W)
H7 (55 W)
Parking and standing
lamps
W5W
5
Fog lamp
HB4/9006
(55 W)
6
Side marker lamp
W5W
Page 311 of 400

311 Practical hints
Replacing bulbs
Rear lamps Notes on bulb replacement
12 volt bulbs of the same type and
with the specified watt rating.
Switch lights off before changing a bulb
to prevent short circuits.
Always use a clean lint-free cloth when
handling bulbs.
Your hands should be dry and free of oil
and grease.
If the newly installed bulb does not
come on, visit an authorized
Mercedes-Benz Center.
Have the LEDs and bulbs for the
following lamps replaced by an
authorized Mercedes-Benz Center:
Additional turn signals in the
exterior rear view mirrors
High mounted brake lamp
Xenon lamps
Front fog lamps
Lamp
Type
7
High mounted brake
lamp
LED
8
Brake lamp
P21W
9
Turn signal lamp
PY 21 W
a
Backup lamp
P21W
b
Tail, parking,
standing and side
marker lamp
P21/5W
c
License plate lamps
C5W
d
Rear fog lamp,
driver’s side
P21/4W
Warning!
G
Keep bulbs out of reach of children.
Bulbs and bulb sockets can be very hot.
Allow the lamp to cool down before
changing a bulb.
Halogen lamps contain pressurized gas.
A bulb can explode if you
touch or move it when hot
drop the bulb
scratch the bulb
Wear eye and hand protection.
Because of high voltage in Xenon lamps, it is
dangerous to replace the bulb or repair the
lamp and its components. We recommend
that you have such work done by a qualified
technician.
Page 312 of 400

312 Practical hintsReplacing bulbsReplacing bulbs for front lamps
Halogen headlamps
1Bulb socket for turn signal lamp
2Headlamp cover for high beam head-
lamp, parking and standing lamp
3Headlamp cover for low beam head-
lamp4Low beam headlamp bulb
5High beam headlamp bulb
6Bulb socket for parking and standing
lamp bulb
Low and high beam bulb
Switch off the lights.
Open the hood (
page 252).
Press the clamp and remove headlamp
cover2 or3.
Pull electrical connector off.
Unclip the retainer springs and take out
the bulb.
Insert the new bulb so that the base
locates in the recess on the holder.
Clip the retainer springs and plug the
connector onto the bulb.
Align headlamp cover2 or3 and
click into place.
Front turn signal lamp bulb
Switch off the lights.
Open the hood (
page 252).
Twist bulb socket1 counterclockwise
and pull out.
Push bulb into socket, turn counter-
clockwise and remove.
Insert new bulb in socket, push in and
twist clockwise.
Reinsert bulb socket in lamp and twist
clockwise.
Page 313 of 400
313 Practical hints
Replacing bulbs
Parking and standing lamp bulb
Switch off the lights.
Open the hood (
page 252).
Press the clamp and remove headlamp
cover2.
Pull out bulb socket6 with the bulb.
Pull the bulb out of bulb socket.
Insert a new bulb in the socket.
Reinstall bulb socket.
Align headlamp cover2 and click into
place.Bi-Xenon* headlamps
1Bulb socket for turn signal lamp
2Headlamp cover for high beam flasher,
parking and standing lamp
3Cover for Bi-Xenon lamp4High beam flasher bulb
5Bayonet socket for high beam flasher
bulb
6Bulb socket for parking and standing
lamp bulb
High beam bulb
Switch off the lights.
Open the hood (
page 252).
Press the clamp and remove lamp
cover2.
Pull electrical connector4 off.
Warning!
G
Do not remove the cover3 for the
Bi-Xenon headlamp. Because of high voltage
in Bi-Xenon lamps, it is dangerous to replace
the bulb or repair the lamp and its compo-
nents. We recommend that you have such
work done by a qualified technician.
Page 314 of 400

314 Practical hintsReplacing bulbs
Twist bayonet socket5 counterclock-
wise to the stop (do not remove).
Pull the bulb out of the socket.
Insert the new bulb so that the base
locates in the recess in bayonet
socket5.
Twist bayonet socket clockwise until
you hear it snap into place.
Plug the connector onto the bulb.
Align lamp cover2 and click into
place.
Front turn signal lamp bulb
Switch off the lights.
Open the hood (
page 252).
Twist bulb socket1 counterclockwise
and pull out.
Push bulb into socket, turn counter-
clockwise and remove.
Insert new bulb in socket, push in and
twist clockwise.
Reinsert bulb socket in lamp and twist
clockwise.
Parking and standing lamp bulb
Switch off the lights.
Open the hood (
page 252).
Press the clamp and remove headlamp
cover2.
Pull out bulb socket6 with the bulb.
Pull the bulb out of bulb socket.
Insert a new bulb in the socket.
Reinstall bulb socket.
Align headlamp cover2 and click into
place.
Side marker lamp bulb
Switch off the lights.
Carefully slide lamp towards rear.
Remove front end first.
Twist bulb socket counterclockwise
and pull out.
Pull bulb out of the bulb socket.
Insert new bulb in socket.
Reinstall bulb socket, push in and twist
clockwise.
To reinstall lamp, set rear end in
bumper and let front end snap into
place.