2014 MERCEDES-BENZ CLS-Class fuel cap

Driving tips
AMGceramic brakes ..................... 173
Automatic transmission .................158
Brakes ........................................... 172
Break-in period .............................. 146
Downhill gradient ........................... 172
Drinking and driving .......................170
Driving abroad ............................... 116
Driving in winter ............................ .174
Driving on flooded road s................ 174
Driving on wet road s...................... 174
Exhaus tcheck ............................... 170
Fuel ................................................ 170
General .......................................... 169
Hydroplaning ................................. 174
Icy road surfaces ........................... 174
Limited braking efficiency on
salted road s................................... 172
Snow chains .................................. 337
Symmetrical low bea m.................. 116
Wet road surface ........................... 172
DVD audio
Operating (on-board computer) .....225
DVD video
Operating (on-board computer) .....226 E
EASY-ENTRY feature Activating/deactivating .................233
Function/notes ............................. 108
EASY-EXIT feature
Crash-responsive ........................... 109
Function/notes ............................. 108
Switching on/off ........................... 233
EBD (electronic brake force
distribution)
Display message ............................ 240
Function/notes ................................ 71
ECOd isplay
Function/notes ............................. 170
On-board computer .......................223
ECOs tart/stop function
Automatic engine switch-off ..........151
Deactivating/activating .................152
General information .......................151
Important safety notes ..................151
Introduction ................................... 150Emergency release
Driver's door .................................... 84
Fuel filler fla p................................. 166
Trunk ............................................... 88
Vehicle ............................................. 84
Emergency spare wheel
Important safety notes ..................367
Points to remember .......................367
Removing ....................................... 368
Storage location ............................ 368
Stowing .......................................... 368
Technical data ............................... 370
Emergency Tensioning Devices
Function .......................................... .59
Safety guideline s............................. 41
Emissions control
Service and warranty information ....23
Engine
Check Engine warning lamp ........... 273
Display message ............................ 248
ECO start/stop function ................150
Engine numbe r............................... 373
Irregularr unning............................ 154
Jump-starting ................................. 326
Starting problems ..........................154
Starting the engine with the
SmartKey ....................................... 149
Starting with KEYLESS-GO .............149
Switching off .................................. 168
Tow-starting (vehicle )..................... 331
Engine electronics
Problem (malfunction) ...................154
Engine oil
Adding ........................................... 308
Additives ........................................ 376
Checking the oil leve l..................... 307
Checking the oil leve lusing the
dipstick .......................................... 307
Display message ............................ 250
Filling capacity ............................... 376
Notes about oil grades ................... 375
Notes on oil level/consumption ....307
Temperature (on-board computer) .234
Viscosity ........................................ 376 Index
9

ESP
®
(Electronic Stability
Program) AMGm enu( on-board computer) ...234
Deactivating/activating (AMG
vehicles) .......................................... 70
Deactivating/activating (except
AMG vehicles) ................................ 227
Deactivating/activating (notes;
except AMG vehicles) ......................69
Display message ............................ 238
ETS/4ETS ........................................ 69
Function/notes ................................ 68
Important safety information ...........68
Warning lamp ................................. 269
ETS/4ETS (Electronic Traction
System) ................................................ 69
Exhaus tcheck ................................... 170
Exhaus tpipe (cleaning
instructions) ...................................... 315
Exterior lighting Setting options .............................. 116
see Lights
Exterior mirrors
Adjusting ....................................... 109
Dipping (automatic) .......................111
Folding in/ou t(automatically) .......110
Folding in/ou t(electrically) ...........110
Folding in whe nlocking( on-board
computer) ...................................... 233
Out of position (troubleshooting) ...110
Setting ........................................... 110
Storing settings (memory
function) ........................................ 112
Storing the parking position ..........111
Eyeglasses compartment .................279 F
Fille rcap
see Fuel filler flap
First-aid kit ......................................... 320
Flat tire MOExtended tires ..........................321
Preparing the vehicle .....................321
Floormat ............................................ .303
Fuel Additives ........................................ 375
Consumption statistics ..................222Displaying the current
consumption
.................................. 223
Displaying the range ......................223
Driving tips .................................... 170
Fuel gauge ............................... 31, 219
Grade (gasoline) ............................ 374
Important safety notes ..................374
Premium-grade unleade dgasoline .374
Problem (malfunction) ...................167
Refueling ........................................ 164
Tank content/reserve fuel .............374
Fue lfiller flap
Emergency release ........................166
Opening/closing ............................ 165
Fue llevel
Calling up the range (on-board
computer) ...................................... 223
Fue ltank
Capacity ........................................ 374
Problem (malfunction) ...................167
Fuse allocatio nchart (vehicle tool
kit) ...................................................... 320
Fuses Allocation chart ............................. 331
Before changing ............................. 331
Fuse box in the engine
compartment ................................. 332
Fuse box in the trunk .....................332
Important safety notes ..................331 G
Garage door opener Clearing the memory .....................301
Important safety notes ..................299
Opening/closing the garage door ..301
Programming (button in the rear-
view mirror) ................................... 299
Gear indicator (on-board
computer) .......................................... 234
Genuine ................................................ 22
Glove box ........................................... 279 H
Hazard warning lamps ......................120
Head bags Display message ............................ 24210
Index

Stowag
enet ................................... 281
Unde rdriver' sseat/front-
passenger sea t.............................. 280
Stowage net ....................................... 281
Stowage space Center console (rear) .....................280
Stowage well beneath the trunk
floor .................................................... 283
Summer tires ..................................... 336
Sun visor ............................................ 286
Surround lighting (on-board
computer) .......................................... 231
Suspensio ntuning
AIRMATIC ...................................... 190
AMG adaptive sport suspension
system ........................................... 191
SETUP (on-board computer) ..........234
Switchin gair-recirculation mode
on/off ................................................. 141
Switchin goff the alarm (ATA) ............74 T
Tachometer ........................................ 219
Tail lamps Display message ............................ 246
Tank content
Fuel gauge ............................... 31, 219
Technical data
Capacities ...................................... 373
Emergency spare wheel .................370
Information .................................... 372
Tires/wheels ................................. 362
Vehicle data ................................... 379
TELEAID
Call priority .................................... 294
Downloading destinations
(COMAND) ..................................... 294
Downloading route s....................... 298
Emergency call .............................. 291
Geo fencing ................................... 298
Important safety notes ..................290
Locating astolen vehicl e............... 297
MB info call button ........................293
Remote vehicle locking ..................296
Roadside Assistance button ..........293
Search &Send ............................... 295
Self-test ......................................... 291Speed alert
.................................... 298
System .......................................... 291
Triggering the vehicle alarm ........... 299
Vehicle remote malfunction
diagnosi s....................................... 297
Vehicle remote unlocking ..............296
Telephone
Accepting acall............................. 226
Display message ............................ 262
Menu (on-board computer) ............226
Number from the phone book ....... .226
Redialing ........................................ 227
Rejecting/ending acall................. 226
Temperature
Coolant .......................................... 219
Coolant (on-board computer) ......... 234
Engine oil (on-board computer) ...... 234
Outside temperature ..................... .220
Setting (climate control) ................138
Theft deterren tsystems
ATA (Anti-Theft Alarm system) .........74
Immobilize r...................................... 73
Through-loading feature ...................281
Timing (RACETIMER) .........................235
Tire pressure Calling up (on-board computer) .....342
Checking manually ........................341
Display message ............................ 258
Maximum ....................................... 340
Notes ............................................. 339
Recommended ............................... 338
Tire pressure los swarning system
General notes ................................ 341
Important safety notes ..................341
Restarting ...................................... 342
Tire pressure monitoring system
Checking the tire pressure
electronically ................................. 344
Function/notes ............................. 342
Restarting ...................................... 345
Warning lamp ................................. 276
Warning message .......................... 344
Tires
Aspect ratio (definition) .................356
Averag eweight of the vehicle
occupants (definition) ....................355
Bar (definition) ............................... 354
Changing awheel .......................... 357 Index
17

!
Do not use diesel to refuel vehicles with a
gasoline engine. Do not switch on the
ignition if you accidentally refuel with the
wrong fuel. Otherwise, the fuel will enter
the fuel system. Even small amounts of the
wrong fuel could result in damage to the
fuel system and the engine. The repair
costs are high. Notify aqualified specialist
worksho pand have th efuel tan kand fuel
lines draine dcompletely.
! Overfilling the fuel tank could damage the
fuel system.
! Take car enot to spill any fuel on painted
surfaces .You could otherwise damage the
paintwork.
! Use afilter when refueling from afuel can.
Otherwise, the fuel lines and/or injection
system could be blocked by particles from
the fuel can.
Do not get into the vehicle again during the
refueling process. Otherwise, electrostatic
charge could build up again.
If you overfill the fuel tank,f uel could spray
out when the fuel pump nozzle is removed.
For further information on fuel and fuel quality
(Y page 374). Refueling
Opening/closing the fuel filler flap 001A
To open the fuel filler flap
0010 To insert the fuel filler cap 0024
Tire pressure table
0021 Fuel type to be used
The fuel filler flap is unlocked or locked
automatically when you open or close the
vehicle with the SmartKey or with KEYLESS-
GO.
The position of the fuel filler cap is displayed
0007 in the instrument cluster. The arrow
next to the filling pump indicates the side of
the vehicle.
Opening the fuel filler flap 001A
To open the fuel filler flap
0010 To insert the fuel filler cap
0024 Tire pressure table
0021 Fuel type to be used
X Switch the engine off.
X Remove the SmartKey from the ignition
lock.
X KEYLESS-GO: open the driver’s door.
This corresponds to key position 0:"key
removed".
The driver’s door can be closed again.
X Press the fuel filler flap in the direction of
arrow 001A.
The fuel filler flap opens slightly.
X Open the fuel filler flap fully.
X Turn the fuel filler flap counter-clockwise
and remove it. Refueling
165Driving and parking Z

X
insert the fuel filler cap int othe holder on
the insid eoffuel filler flap 0010.
X Completely insert the filler nec kofthe fuel
pump nozzle into the tank,h ook in place
and refuel.
X Only fill the tank until the pump nozzle
switches off.
i Do not add any more fuel after the pump
stops filling for the first time. Otherwise,
fuel may leak out.
Closing the fuel filler flap X
Replace the cap on the filler neck and turn
clockwise until it engages audibly.
X Close the fuel filler flap.
i Close the fuel filler flap before locking the
vehicle. Otherwise, the locking pin of the
central locking prevents the fuel filler flap
from closing.
i If you are driving with the fuel filler cap
open, the 0007reserve fuel warning lamp
flashes. Amessage appears in the
multifunction display (Y page 251).
In addition, the 000ACheck Engine warning
lamp may light up (Y page 273).
For further information on warning and
indicator lamps in the instrument cluster,
see (Y page 273). Fuel filler flap emergency release
X
open the trun klid.
X Slide down the parcel net. X
Open the right-han dside trim panel.
X Remove the first-aid kit (Y page 320).
X Detach the emergenc yrelease from
retainer 001A.
X Pull the emergency release in the direction
of arrow 0010.
The fuel filler flap is unlocked.
X Open the fuel filler flap. 166
RefuelingDriving and parking

Display messages Possible causes/consequences and
000B Solutions
0009
Check Engine Oil
Level (Add 1 quart) AM
Gvehicles: th eengineo il level is to olow.
X Chec kthe oil level when next refueling, at the latest
(Y page 307).
X If necessary, add engine oil (Y page 308).
X Have the engine checked at aqualified specialist workshop if
engine oil needs to be added more often than usual.
! Avoid long journeys with too little engine oil. The engine will
otherwise be damaged.
Information on approved engine oils can be obtained from any
qualified specialist workshop or on the Internet at http://
bevo.mercedes-benz.com. 0007
Fuel Level Low The fuel level has dropped into the reserve range.
X
Refuel at the nearest gas station. 0014 There is only
avery small amount of fuel in the fuel tank.
X Refuel at the nearest gas station without fail. 0007
Gas Cap Loose The fuel system pressure is too low. The fuel filler cap is not closed
correctly or the fuel system is leaking.
X
Check that the fuel filler cap is correctly closed.
If the fuel filler cap is not correctly closed:
X Close the fuel filler cap.
If the fuel filler cap is correctly closed:
X Visit aqualified specialist workshop. Driving systems
Display messages Possible causes/consequencesa
nd000B Solutions
0001
Attention Assist:
Take
aBreak! Based on certain criteria, ATTENTION ASSIST has detected fatigue
or
alack of concentratio nonthe part of th edriver. Awarning tone
alsos ounds.
X If necessary ,take abreak.
During long journeys, take regular breaks in good time so you get
enoug hrest. 0001
Attentio
nAssist Inoperative ATTENTION ASSIST is inoperative.
X
Visi taq ualified specialist workshop. Display messages
251On-boardcomputer and displays Z

Engine
Problem Possible causes/consequences and
000B Solutions
000A
The yellow Check
Engin
ewarning lamp
light supw hile the
engin eisrunning. Ther
emay be amalfunction, for example:
R in th eenginem anagement
R in th efuel injection system
R in th eexhaust system
R in th eignition system
R in th efuel system
The emission limit values may be exceeded and th eenginem ay
be runnin ginemergenc ymode.
X Hav ethe vehicle checked as soon as possible at aqualified
specialist workshop.
i In som estates, you must immediately visit aqualified
specialist worksho passoon as th eyellow Chec kEngine warning
lamp lights up .This is due to the legal requirements in effect in
these states. If in doubt, check whether such legal regulations
apply in the state in which you are currently driving. 0007
The yellow reserve fuel
warning lamp lights up
while the engine is
running.
The fuel level has dropped into the reserve range.
X
Refuel at the nearest gas station. 0007
The yellow reserve fuel
warning lamp flashes
while the vehicle is in
motion.
In addition, the
000A
Check Enginew arning
lamp may light up. The fuel system pressure is too low. The fuel filler cap is not closed
correctly or the fuel system is leaking.
X
Check that the fuel filler cap is correctly closed.
X If the fuel filler cap is not correctly closed: close the fuel filler
cap.
X If the fuel filler cap is closed: visitaqualified specialist
workshop. 0017
The red coolant
warning lamp lights up
while the engine is
running and the coolant
temperature gauge is
at the start of the scale.
The temperature sensor for the coolant temperature gauge is
defective.
The coolant temperature is no longer being monitored. There is a
risk of engine damage if the coolant temperature is too high.
X Pull over and stop the vehicle safely and switch off the engine,
paying attention to road and traffic conditions. Do not continue
driving under any circumstances.
X Secure the vehicle against rolling away (Y page 167).
X Consult aqualified specialist workshop. Indicator and warning lampsint
he instrument cluster
273On-board computer and displays Z

X
Park the vehicle on alevel surface.
Only check the coolant level when the
vehicle is on alevel surface and the engine
has cooled down.
X Turn the SmartKey to position 2in the
ignition lock (Y page 147).
On vehicles with KEYLESS-GO, press the
Start/Stop button twice (Y page 147).
X Check the coolant temperature display in
the instrument cluster.
The coolant temperature must be below
158 ‡(70 †).
X Turn the SmartKey to position
0(Y page 147) in the ignition lock.
X Slowly turn cap 001Ahalf aturn counter-
clockwise to allow excess pressure to
escape.
X Turn cap 001Afurther counter-clockwise and
remove it.
If the coolant is at the level of marker bar
0024 in the filler neck when cold, there is
enough coolant in coolant expansion
tank 0010.
If the coolant level is approximately 0.6 in
(1.5 cm) above marker bar 0024in the fuel
filler neck when warm, there is enough
coolant in expansion tank 0010.
X If necessary, add coolant that has been
tested and approved by Mercedes-Benz.
X Replace cap 001Aand turn it clockwise as far
as it will go.
For further information on coolant ,see
(Y page 377). Adding washer fluid to the windshield
washer system/headlam
pcleaning
system G
WARNING
Windshield washer concentrate is highly
flammable. If it comes int ocontac twith hot
engin ecomponent sorthe exhaust syste mit
could ignite. There is ariskoff ire and injury.
Make sure that no windshield washer
concentrate is spilled nex ttothe filler neck. X
To open: pull cap001Aupwards by the tab.
X Add the premixed washer fluid.
X To close: press cap 001Aontothe filler neck
until it engages.
The washer fluid reservoir is used for both the
windshield washer system and the headlamp
cleaning system.
If the washer fluid level drops below the
recommended minimum of 1liter ,am essage
appears in the multifunction display
promptin gyou to refill the washer fluid
(Y page 262).
Further information on windshield washer
fluid/antifreeze (Y page 378). Maintenance
ASSYST PLUS
Service messages The ASSYS
TPLUS service interval display
inform syou of the nex tservice due date. Maintenance
309Maintenance and care Z