Page 292 of 424
287 Check regularly and before a long trip
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Check regularly and before a long trip 1Windshield washer and
headlamp cleaning system
For refilling reservoir see page 334.
2Coolant level,
see “Coolant level” on page 333
3Engine oil level,
see “Engine oil level, checking” on page 154 and 331
4Brake fluid,
see “Brake fluid” on page 395
Opening hood, see page 328.
Ve h i c l e l i g h t i n g : Check function and cleanliness. For
replacement of light bulbs, see “Exterior lamps” on
page 354.
Exterior lamp switch, see page 156.
P20.00-2057-26
Page 313 of 424

307 Malfunction and warning messages
Te ch n ica l
data Instruments
and controlsOperation DrivingInstrument
cluster displayPractical hints Car care IndexIn t he ca se of bul b failures in certa in la mps, oth er lamps
will substitute. See page 354 for instructions on
replacing bulbs.
* C = Category, see page 297
1 The display or the system is malfunctioning.
2 The brake lamps are switching on after a delay or are permanently
on – visit workshop immediately.
3 The brake lamps comprise several light emitting diodes. The
warning message will only appear if all light emitting diodes have
stopp ed working .
4 Other bulbs will be brought into use as replacements when certain
lamps blow. FRONT FOGLAMP, R CHECK LAMP! 2
REAR FOGLAMP CHECK LAMP! 2
REVERSE LIGHT, L CHECK LAMP! 2
REVERSE LIGHT, R CHECK LAMP! 2
TAIL LIGHT, L CHECK LAMP!
SUBSTITUTE LAMP ON!
4
2
TAIL LIGHT, R CHECK LAMP!
SUBSTITUTE LAMP ON!
4
2
SIDELIGHT, L CHECK LAMP!
SUBSTITUTE LAMP ON!
4
2
SIDELIGHT, R CHECK LAMP!
SUBSTITUTE LAMP ON!
4
2 Line 1Line 2C*
Page 329 of 424

323 Contents - Practical hints
Te ch n ica l
data Instruments
and controlsOperation DrivingInstrument
cluster displayPractical hintsCar care Index
Practical hintsFirst aid kit .....................................324
Fuses ................................................325
Shelf below rear window ..............327
Hood .................................................328
Checking engine oil level ............. 331
Automatic transmission
fluid level ...................................332
Active body control
(ABC) fluid level ........................332
Coolant level ...................................333
Adding coolant ...........................333
Windshield and headlamp
washer system ...........................334Windshield and headlamp
washer fluid mixing ratio ........ 334
Spare wheel, vehicle tools,
storage compartment ............... 335
Jack .................................................. 336
Wheels ............................................ 337
Tire Replacement ....................... 337
Rotating wheels ......................... 338
Spare wheel .................................... 338
Changing wheels ........................... 340
Tire inflation pressure ................. 345
Battery ............................................. 346
Jump starting ................................. 349
Towing the vehicle ........................ 351Exterior lamps ................................354
Headlamp assembly ...................355
Taillamp assemblies ..................358
Standby bulb function ................... 361
Changing batteries
in the electronic main key ......363
Synchronizing
remote control ............................365
Changing batteries
in the KEYLESS-GO-card .........366
Emergency engine
shut-down ..................................368
Fuel filler flap,
manual release ..........................368
Emergency operation of
sliding/pop-up roof ...................369
Replacing wiper blades .................370
Trunk lamp ..................................... 371
Roof rack .........................................372
Page 367 of 424
361 Exterior lamps
Te ch n ica l
data Instruments
and controlsOperation DrivingInstrument
cluster displayPractical hintsCar care Index Stop lamp,
High mounted stop lamp,
Additional turn signals on the exterior mirror
The stop lamps, the high mounted stop lamp (3rd brake
lamp), and the additional turn signals on the exterior
mirrors are equipped with LEDs.
Have the system checked at an authorized
Mercedes-Benz Center if a malfunction occurs.Standby bulb function
The rear fog lamp, dimmed, will act as a replacement
lamp, if the bulb in the inner left-hand taillamp stops
work ing.
The inner taillamp acts as a replacement for the right or
left-hand bulb of the outer taillamp, if it stops working
as a parking lamp.
Notes:
The multifunction display will indicate that a bulb has
failed. See malfunction and warning messages on
page 297.
Page 416 of 424

410 Index
Te ch n ica l
data Instruments
and controlsOperation DrivingInstrument
cluster displayPractical hints Car careIndex
Express opening and closing .................................. 179
Opening and closing .................................................. 45
Synchronizing ........................................................... 180
Problems with your vehicle ........................................... 14
Product information .......................................................... 7
RRadio transmitters .........................................................208
Rain sensor
See intermittent wiping ........................................... 161
Rear passenger compartment
adjustable air outlets ................................................ 177
Rear view mirror
Inside, automatic antiglare ..................................... 106
Rear view mirrors .......................................................... 106
Exterior ....................................................................... 107
Interior ........................................................................ 106
Storing mirror positions .......................................... 106
Rear window defroster ...................................................176
Rear window sunshade ................................................. 186
Remote control ................................................................. 28
Battery replacement .................................................363
Removal and installation of
front seat head restraints .......................................... 71Replacement keys
Obtaining ...................................................................... 31
Replacing bulbs ............................................................. 354
Replacing wiper blades ................................................ 370
Reporting Safety Defects ................................................. 15
Reserve key ....................................................................... 30
Reserve warning lamp
Fuel reserve warning ............................................... 293
Residual engine heat utilization (REST) .................... 174
Roadside assistance ......................................................... 10
Roadside assistance call
See Tele Aid ............................................................... 210
Roof rack ......................................................................... 372
SSEAT BACKREST -
malfunction and warning messages ...................... 315
SEAT BELT SYSTEM -
malfunction and warning messages ..................... 308
Seat belts ........................................................................... 82
Fastening ......................................................................85
Operation ......................................................................86
Seat belt nonusage warning system .........................83
Unfastening .................................................................. 86