Page 43 of 341
40 Central locking system
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
0Neutral position – push to open (arrow)
1Unl ock ing
2Separate locking of trunk – remove mechanical key
in this position.Lower trunk lid using handle (3) or recessed grip (4)
and close it with grip molding (5). Please remember to
keep your fingers out of the space between the lid and
the vehicle.
Page 44 of 341
41 Central locking system
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Trunk lid release switch
The switch is located on the center console.The trunk lid will swing open automatically. You should
always make sure there is sufficient clearance.
A minimum height clearance of 5.9 ft. (1.8 m) is
required to open the trunk lid.
To open the trunk, the vehicle must be at standstill.
Pull up on switch until trunk lid is open.
The indicator lamp in the switch remains on with trunk
lid open.
Notes:
The trunk can also be opened by using the remote
control. Press Š button.
The trunk lid cannot be opened by the switch or the
remote control when previously locked separately with
the mechanical key. To open, see page 39.
The trunk lid cannot be opened with the trunk lid
release switch when the vehicle was previously locked
with the remote control. To unlock vehicle with the
remote control, see page 29.
Page 45 of 341
42 Central locking system
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Trunk lid emergency release
The emergency release button (1) is located in the trunk
lid.
Briefly press emergency release button (1).
All doors, the fuel filler flap, and the trunk unlock; and
the trunk lid opens.Note:
The emergency release button (1) only unlocks and
opens the trunk while the vehicle is standing.
Important!
The emergency trunk lid release button (1) does not
open the trunk lid, if:
•the vehicle battery is discharged or disconnected,
•the trunk lid was previously locked separately with
the mechanical key, see page 39.
Illumination of the emergency release button (1):
The button will blink for 30 minutes after opening the
trunk.
The button will blink for 60 minutes after closing the
trunk.
Page 256 of 341

253 Contents - Practical hints
Te ch n ica l
data Instruments
and controlsOperation DrivingInstrument
cluster displayPractical hintsCar care Index
Practical hintsFirst aid kit .....................................254
Stowing things in the vehicle ......254
Fuses ................................................255
Hood .................................................257
Checking engine oil level .............260
Automatic transmission
fluid level ................................... 261
Coolant level ................................... 261
Adding coolant ...........................262
Windshield and headlamp
washer system ...........................263
Windshield and headlamp
washer fluid mixing ratio .........263Spare wheel, vehicle tools,
storage compartment ............... 264
Vehicle jack .................................... 265
Wheels ............................................ 266
Tire replacement ....................... 266
Rotating wheels ......................... 267
Spare wheel .................................... 268
Spare wheel bolts ...................... 268
Spare wheel .................................... 269
Changing wheels ............................271
Tire inflation pressure ..................276
Battery ............................................. 277
Jump starting ................................. 279
Towing the vehicle ........................ 282
Transmission selector lever,
manually unlocking ................. 284Exterior lamps ................................285
Headlamp assembly ...................286
Taillamp assemblies ..................289
Changing batteries in the
electronic main key .................. 291
Synchronizing
remote control ............................293
Emergency engine
shut-down ..................................293
Rear seat cushion ..........................294
Emergency operation of
sliding / pop-up roof .................295
Manual release for
fuel filler flap .............................296
Replacing wiper blade insert .......296
Trunk lamp .....................................298
Roof rack .........................................298
Page 267 of 341
264 Spare wheel
Te ch n ica l
data Instruments
and controlsOperation DrivingInstrument
cluster displayPractical hintsCar care Index
Spare wheel, vehicle tools, storage compartment
1Trunk floor
2Handle
3Luggage bowl
4Ve h i c l e t o o l sLift trunk floor and engage handle in upper edge of the
trunk.
To remove spare tire:
Turn luggage bowl counterclockwise and remove.
To store spare tire:
Place spare tire in wheel well and secure it with luggage
bowl. Turn luggage bowl clockwise to its stop.
Note:
Always lower trunk f loor before closing trunk lid.
P40.10-2244-26
1
2
34
Page 292 of 341
289 Exterior lamps
Te ch n ica l
data Instruments
and controlsOperation DrivingInstrument
cluster displayPractical hintsCar care Index Taillamp assemblies
Open trunk lid.
Swing cover aside.
1Turn signal lamp (21 W / 24 cp bulb)
2Stop, tail and parking lamp (21 / 4 W bulb)
3Tail, parking and side marker lamp (5 W / 4 cp bulb)4Driver’s side:
Rear fog lamp (21 W / 32 cp bulb)
5Backup lamp (21 W / 32 cp bulb)
Twist bulb socket counterclockwise and pull out. Push
bulb into socket, turn counterclockwise and remove.
Insert new bulb in socket, push in and twist clockwise.
Reinstall bulb socket.
P82.10-2204-26
1
2
3
Page 301 of 341
298 Trunk lamp, Roof rack
Te ch n ica l
data Instruments
and controlsOperation DrivingInstrument
cluster displayPractical hintsCar care Index
Trunk lamp
If the trunk is to remain open for a long period of time,
the trunk lamp can be switched off by pulling out the
plunger in the switch (arrow). This prevents the vehicle
battery from being discharged.
When the trunk lid is closed, the switch will reset and
turn on the lamp next time the lid is opened.Roof rack
Use only those roof racks approved by Mercedes-Benz to
avoid damage to the vehicle. Follow manufacturer’s
installation instructions.
Mount supports only between markings on border of
roof which are visible when doors are opened.
Page 332 of 341

329 Index
Te ch n ica l
data Instruments
and controlsOperation DrivingInstrument
cluster displayPractical hints Car careIndex
EELEC. STABIL. PROG. - malfunction and
warning messages ....................................................252
Electronic main key ......................................................... 25
Changing batteries ................................................... 291
Synchronizing remote control ................................293
Electronic stability program (ESP) ..............................220
Control switch ...........................................................222
Malfunction indicator lamp .....................................237
Synchronizing ........................................................... 221
Warning lamp ............................................................237
Emergency call
See Tele Aid ............................................................... 178
Emergency engine shut-down .....................................293
Emergency tensioning retractor (ETR) ......................... 69
SRS Indicator lamp ...................................................236
Emergency trunk lid release button ............................. 42
Emergency unlocking in case of accident ................... 38
Emission control ............................................................ 189
Emission control label .................................................. 310
Engine compartment .....................................................257
ENGINE FAN - malfunction and
warning messages ....................................................244
Engine malfunctionCHECK ENGINE malfunction
indicator lamp ...................................................... 234
Engine Oil Additives ..................................................... 320
Engine oil consumption ................................................ 118
Engine oil level
Checking ............................................................. 117, 260
Warning ..................................................................... 250
ENGINE OIL LEVEL -
malfunction and
warning messages ................................................... 250
Engine oil level indicator .............................................. 117
Engine oils ..................................................................... 320
ESP (Electronic Stability Program) ............................ 220
Control switch .......................................................... 222
Malfunction indicator lamp .................................... 237
Synchronizing ...........................................................221
Warning lamp ........................................................... 237
ETR (Emergency tensioning retractor) .........................69
SRS Indicator lamp .................................................. 236
Exterior lamp switch ..................................................... 119
Exterior lamps ............................................................... 285
Additional turn signals on the
exterior mirror ..................................................... 290
Headlamp assembly ................................................. 286
High mounted stop lamp ......................................... 290
Low and high beams ................................................ 287