check engine light MERCEDES-BENZ B-CLASS SPORTS 2014 Owners Manual

AUT
Olights
Display message ............................ 223
see Lights
Automatic engine start (ECO start/
stop function) .................................... 140
Automatic engine switch-off (ECO
start/stop function) ..........................139
Automatic headlamp mode ..............105
Automatic transmission Automatic drive program ...............147
Changing gea r............................... 146
DIRECT SELECT leve r..................... 143
Display message ............................ 233
Drive program displa y.................... 144
Driving tips .................................... 146
Emergency running mode ..............150
Engaging drive position .................. 145
Engaging neutra l............................ 144
Engaging revers egear ................... 144
Engaging the par kposition ............ 144
Holding the vehicle stationary on
uphill gradients .............................. 146
Kickdow n....................................... 146
Manual drive program ....................147
Overview ........................................ 143
Problem (malfunction) ...................150
Progra mselecto rbutton ................ 146
Pulling away ................................... 138
Starting the engine ........................137
Steering wheel paddle shifters ......147
Transmission position displa y........ 144
Transmission positions ..................145
Automatic transmission
emergency mode ............................... 150 B
Backup lamp Changing bulbs .............................. 115
Display message ............................ 222
Bag hook ............................................ 257
BAS (Brake Assist System) .................64
Battery (SmartKey) Checking .......................................... 76
Important safety notes ....................76
Replacing ......................................... 76Battery (vehicle)
Charging ........................................ 302
Display message ............................ 225
Important safety notes ..................299
Jump starting ................................. 303
Belt force limiter
Activatio n......................................... 55
Function .......................................... .55
Blind Spo tAssist
Activating/deactivating .................201
Display message ............................ 227
Notes/function .............................. 184
Brake Assist
see BAS (Brake Assist System)
Brake fluid
Display message ............................ 214
Notes ............................................. 350
Brake lamps
Adaptive .......................................... .67
Changin gbulbs .............................. 115
Display message ............................ 221
Brakes
ABS .................................................. 63
Adaptive Brake Assist ......................65
BAS .................................................. 64
Brake fluid (notes) .........................350
Display message ............................ 208
Driving tips .................................... 157
Important safety notes ..................157
Maintenance .................................. 158
Parking brake ................................ 153
Warning lamp ................................. 239
Breakdown
see Flat tire
see Towing away/tow-starting
Bulbs
see Replacing bulbs C
Calling up amalfunction
see Display messages
Car
see Vehicle
Care
Carpets .......................................... 291
Carw ash. ....................................... 286
Display ........................................... 290 Index
5

Switching the rea
rwindow
defroster on/off ............................ 130
Switching the ZONE function on/
off .................................................. 129
Cockpit
Overview .......................................... 30
see Instrument cluster
COLLISIO NPREVENTION ASSIST
Activating/deactivating the
distance warning function .............. 200
Displa ymessage ............................ 208
Operation/notes .............................. 64
COLLISIO NPREVENTION ASSIST
PLUS Activating/deactivating .................201
Display message ............................ 215
Operation/notes .............................. 66
COMAND
see separate operating instructions
Combination switch ..........................106
Compass Calibrating ..................................... 277
Calling up ....................................... 276
Setting ........................................... 276
Consumptio nstatistic s(on -board
computer) .......................................... 194
Convenience closing feature ..............84
Convenience opening feature ............84
Coolan t(engine)
Checkin gthe level ......................... 283
Display message ............................ 224
Filling capacity ............................... 352
Important safety notes ..................351
Temperature gauge ........................ 190
Warning lamp ................................. 245
Cooling
see Climate control
Copyright ............................................. 27
Cornerin glight function
Changing bulbs .............................. 114
Display message ............................ 220
Function/notes ............................. 107
Crash-responsive emergency
lighting ............................................... 110
Cruis econtrol
Activatio ncondition s..................... 161
Cruise control leve r....................... 161Deactivating ................................... 162
Display message ............................ 230
Driving system ............................... 160
Function/notes ............................. 160
Important safety notes ..................161
Setting aspeed .............................. 162
Storing and maintaining current
speed ............................................. 161
Cup holder
Cente rconsole .............................. 262
Important safety notes ..................261
Rea rcompartmen t......................... 262
Customer Assistanc eCenter (CAC) ...25
Customer Relations Department .......25 D
Dashboard see Instrument cluster
Dashboard lighting
see Instrument cluster lighting
Data
see Technical data
Daytime runnin glamps
Display message ............................ 223
Switching on/off (on-board
computer) ...................................... 203
Switching on/off (switch) ..............105
Dealerships
see Qualified specialist workshop
Declarations of conformity ................. 24
Delaye dswitch-off
Exterio rlighting (on-board
computer )...................................... 204
Interior lighting .............................. 204
Diagnostic sconnection ...................... 24
Digital speedometer .........................195
DIRECT SELECTl ever
see Automatic transmission
Displa y(cleaning instructions) ........290
Display messages ASSYST PLUS ................................ 284
Calling up (on-board computer) .....207
Driving systems ............................. 226
Engine ............................................ 224
General notes ................................ 207
Hiding (on-board computer) ...........207
Lights ............................................ .220 Index
7

Hydroplaning
................................. 159
Icy road surfaces ........................... 160
Limited braking efficiency on
salted road s................................... 157
Snow chains .................................. 315
Symmetrical low bea m.................. 104
Wet road surface ........................... 157
DVD audio (on-board computer) ......197
DVD vide o(on-board computer) ......197 E
EASY-VARIO-PLUS system Cargo compartment enlargement ..254
EBD (electronic brake force
distribution)
Display message ............................ 210
Function/notes ................................ 69
ECOd isplay
Function/notes ............................. 156
On-board computer .......................194
ECOs tart/stop function
Automatic engine start ..................140
Automatic engine switch-off ..........139
Deactivating/activating .................140
General information .......................139
Important safety notes ..................139
Introduction ................................... 138
Electronic Stability Program
see ESP ®
(Electroni cStability Program)
Emergenc yrelease
Driver's door .................................... 81
Vehicle ............................................. 81
Emergency spare wheel
General notes ................................ 342
Important safety notes ..................342
Removing ....................................... 343
Technical data ............................... 343
Emergency Tensioning Devices
Activation ......................................... 41
Function .......................................... .55
Safety guideline s............................. 42
Emergency unlocking
Tailgate ............................................ 82
Emissions control
Service and warranty information ....22 Engine
Check Engine warning lamp ........... 245
Display message ............................ 224
ECO start/stop function ................138
Engine numbe r............................... 347
Irregularr unning............................ 142
Jump-starting ................................. 303
Starting problems ..........................142
Starting the engine with the
SmartKey ....................................... 138
Switching off .................................. 153
Tow-starting (vehicle )..................... 308
Engine electronics
Problem (malfunction) ...................142
Engine oil
Adding ........................................... 282
Additives ........................................ 350
Checking the oil leve l..................... 281
Checking the oil leve lusing the
dipstick .......................................... 282
Display message ............................ 225
Filling capacity ............................... 350
Notes about oil grades ................... 349
Notes on oil level/consumption ....281
Viscosity ........................................ 350
ESP ®
(Electronic Stability
Program) Deactivating/activating .................200
Deactivating/activating (notes) .......68
Display message ............................ 208
ETS .................................................. 67
Function/notes ......................... 67, 68
General notes .................................. 67
Important safety information ...........68
Warning lamp ................................. 241
ETS (Electronic Traction System) ....... 67
Exhaus tcheck ................................... 155
Exhaus tpipe (cleaning instructions) 290
Exterior lighting Settin goption s.............................. 104
see Lights
Exterior mirrors
Adjusting ......................................... 99
Dipping (automatic) .......................100
Folding in/ou t(automatically) .......100
Folding in/ou t(electrically) .............99 Index
9

SmartKey
Changing the battery .......................76
Changing the programming .............75
Checking the battery .......................76
Convenience closing feature ............84
Convenience opening feature ..........84
Display message ............................ 237
Door central locking/unlocking .......74
Important safety notes ....................74
Loss ................................................. 78
Mechanical key ................................ 75
Positions (ignition lock) .................137
Problem (malfunction) .....................78
Starting the engine ........................138
SmartKey position s(ignition lock) ..137
Sno wchains ...................................... 315
Sockets Center console .............................. 264
Luggage compartment ...................265
Points to observe before use .........264
Rea rcompartmen t......................... 265
Specialist workshop ............................ 25
Speed, controlling see Cruise control
Speedometer
Activating/deactivating the
additiona lspeedometer .................202
Digita l............................................ 195
In the Instrument cluster .................31
Segments ...................................... 191
Selecting the unit of measurement 202
see Instrument cluster
SRS
see SRS (Supplemental Restraint
System)
SRS (Supplemental Restraint
System)
Display message ............................ 216
Introduction ..................................... 40
Warning lamp ................................. 244
Warning lamp (function) ................... 41
Standin glamps
Changing bulbs .............................. 113
Display message ............................ 222
Switching on/off ........................... 106
Start/stop function
see ECO start/stop function
Starting (engine) ................................ 137 Status overview (on-board
computer)
.......................................... 199
STEE RCONTROL .................................. 70
Steering (display message) ..............236
Steering wheel Adjusting (manually )........................ 98
Button overview ............................... 33
Buttons (on-board computer) ......... 191
Cleaning ......................................... 290
Important safety notes ....................98
Paddle shifters ............................... 147
Steering wheel paddle shifters ........147
Stowage areas ................................... 251
Stowage compartments Armrest (front) ............................... 252
Armrest (under) ............................. 252
Center console .............................. 251
Cuph olders ................................... 261
Eyeglasses compartment ...............251
Glove box ...................................... .251
Important safety information .........251
Parce lnet ...................................... 253
Under driver's seat/front-
passenger sea t.............................. 252
Stowage space
Center console (rear) .....................252
Summer tires ..................................... 314
Sun visor ............................................ 263
Surround lighting (on-board
computer) .......................................... 204
Switchin gair-recirculation mode
on/off ................................................. 132
Switchin goff the alarm (ATA) ............70 T
Tachometer ........................................ 191
Tailgate Display message ............................ 235
Emergency unlocking .......................82
Important safety notes ....................81
Opening/closing (from outside) .......82
Opening dimensions ......................353
Tail lamps
Display message ............................ 221
see Lights
Tank content
Fuel gauge ....................................... 3116
Index

G
WARNING
Child restraint systems or their securing
systems which have been damaged or
subjected to aloa dinana ccident can no
longer protect as intended. The child cannot
then be restrained in the event of an accident,
heavy braking or sudden changes of direction.
There is an increased risk of injury ,possibly
even fatal.
Replace child restraint systems which have
been damaged or subjected to aloa dinan
accident as soon as possible.H ave the
securin gsystems on th echild restraint
system checked at aqualified specialist
workshop ,before you install achild restraint
system again. G
WARNING
Infants and small childre nshould never share
as eat belt with another occupant. In the event
of an accident, they could be crushed
between the occupant and seat belt.
Ac hild's risk of serious or fatal injuries is
significantly increased if the child restraints
are not properly secured in the vehicle and/
or the child is not properly secured in the child
restraint.
Children that are too large for achild restraint
must travel in seats using normal seat belts.
Position the shoulder belt across the chest
and shoulder, not the face or neck.Ab ooster
seat may be necessary to achieve proper seat
belt positioning for children over 41 lbs
(18 kg )until they reach aheight where alap/
shoulder belt fit sproperly without abooster
seat.
When th echild restraint is no tinuse, remove
it from the vehicle or secure it with the seat
belt to prevent the child restraint from
becoming aprojectile in the event of an
accident. G
WARNING
If children are left unsupervised in the vehicle,
they could:
R open the doors, thus endangering other
people or road users.
R get out and disrupt traffic.
R operate the vehicle's equipment.
Additionally, children could set the vehicle in
motion if, for example, they:
R release the parking brake.
R shifting the automatic transmission out of
park position P
R Start the engine.
There is arisk of an accident and injury.
When leaving the vehicle, always take the
SmartKey with you and lock the vehicle. Never
leave children or animals unattended in the
vehicle. Always keep the SmartKey out of
reach of children. G
WARNING
If persons, particularly children are subjected
to prolonged exposure to extreme heat or
cold, there is arisk of injury, possibly even
fatal. Never leave children unattended in the
vehicle. G
WARNING
If the child restraint system is subjected to
direct sunlight, parts may get very hot.
Children may burn themselves on these parts,
particularly on the metal parts of the child
restraint system. There is arisk of injury.
If you leave the vehicle, taking the child with
you, always ensure that the child restraint
system is not exposed to direct sunlight.
Protect it with ablanket, for example. If the
child restraint system has been exposed to
direct sunlight, let it cool down before
securing the child in it. Never leave children
unattended in the vehicle. 58
Children in the vehicleSafety

if the road surface is slipper
yono ne side. In
addition, mor edrive torque is transferre dto
the wheel or wheels with traction.
ETS remain sactive when you deactivate
ESP ®
.
Important safety notes G
WARNING
If ESP ®
is malfunctioning, ESP ®
is unable to
stabilize the vehicle. Additionally, further
drivin gsafet ysystems are deactivated. This
increases the risk of skidding and an accident.
Drive on carefully. Have ESP ®
checked at a
qualified specialist workshop.
! When testin gthe electric parking brake
on abraking dynamometer, switc hoff the
ignition. Application of the brakes by
ESP ®
may otherwise destroy the brake
system.
! Vehicles with 4MATIC: switc hoff the
ignition when the electric parking brak eis
being tested on abrak edynamometer.
Application of the brakes by ESP ®
may
otherwise destroy the brak esystem.
! Vehicles with 4MATIC: function or
performanc etests may only be carried out
on a2 -axle dynamometer. Before you
operat ethe vehicle on such a
dynamometer, please consult aqualified
workshop. You could otherwise damage
the drive train or the brak esystem.
! Do not tow vehicles with 4MATIC with the
front or rear axle raised.
When towin gyour vehicle with the front axle
raised, observe the notes on
ESP ®
(Y page 307).
ESP ®
is deactivated if the 0004ESP®
OFF
warnin glamp in the instrumen tcluste rlights
up continuously when the engine is running.
If the 000A ESP®
warnin glamp and the
0004 ESP®
OFF warnin glamp are lit continuously, ESP
®
is not available due to a
malfunction.
Observe the information on warnin glamps
(Y page 241 )and display messages which
may be shown in the instrumen tcluster
(Y page 208).
i Only use wheels with the recommended
tir es izes. Only the nwill ESP ®
function
properly.
Characteristics of ESP ® General information
If the
000A ESPw arnin glamp goes out before
beginnin gthe journey, ESP ®
is automatically
active.
If ESP ®
intervenes ,the 000A ESP®
warning
lamp flashes in the instrumen tcluster.
If ESP ®
intervenes:
X Do not deactivat eESP®
under any
circumstances.
X Only depres sthe accelerator pedal as far
as necessary when pulling away.
X Adapt your drivin gstyle to suit the
prevailing road and weathe rconditions.
ECO start/stop function
The ECO start/stop function switches the
engine off automatically when the vehicle
stops moving. The engine starts
automatically when the driver wants to pull
away again. ESP ®
remains in its previously
selected status. Example:if ESP®
was
deactivated before the engine was switched
off, ESP ®
remains deactivated when the
engine is switched on again.
Deactivating/activating ESP ® Important safety notes
i
Observe the "Important safety notes"
section (Y page 63). 68
Driving safety systemsSafety

Problem Possible causes/consequences and
000B Solutions
The engine cannot be
started using the
SmartKey. The on-board voltage is too low.
X
Switch off non-essential consumers, e.g. seat heating or interior
lighting, and try to start the engine again.
If this does not work:
X Check the starter battery and charge it if necessary
(Y page 299).
or
X Jump-start the vehicle (Y page 303).
or
X Consult aqualified specialist workshop. The engine cannot be
started using the
SmartKey. The steering lock is mechanically blocked.
X
Remove the SmartKey and reinsert it into the ignition lock. While
doing this, turn the steering wheel in both directions. Doors
Important safety notes
G
WARNING
If children are left unsupervised in the vehicle,
they could:
R open the doors, thus endangering other
people or road users.
R get out and disrupt traffic.
R operate the vehicle's equipment.
Additionally, children could set the vehicle in
motion if, for example, they:
R release the parking brake.
R shifting the automatic transmission out of
park position P
R Start the engine.
There is arisk of an accident and injury.
When leaving the vehicle, always take the
SmartKey with you and lock the vehicle. Never
leave children or animals unattended in the
vehicle. Always keep the SmartKey out of
reach of children. G
WARNING
If persons, particularly children are subjected
to prolonged exposure to extreme heat or
cold, there is arisk of injury, possibly even
fatal. Never leave children unattended in the
vehicle.
You should preferably place luggageorl oads
in the cargo compartment. Observe the
loading guidelines (Y page 250). Unlocking and opening doors from
the inside Doors
79Opening and closing Z

Useful information
i This Operator's Manual describes all
models and all standard and optional
equipment of your vehicle available at the
time of publication of the Operator's
Manual. Country-specific differences are
possible. Please not ethat your vehicle may
not be equipped with all features
described. This also applies to safety-
related system sand functions.
i Read the information on qualified
specialist workshops: (Y page 25).Correct driver's seat position
G
WARNING
You could lose contro lofyour vehicle if you
do the following while driving:
R adjust the driver' sseat, head restraint,
steering wheel or mirrors
R faste nthe seat belt
There is arisk of an accident.
Adjust the driver's seat, head restraint,
steering wheel and mirror and fasten your
seat belt before startingt he engine.Observe the safety guidelines on seat
adjustment (Y
page 93). X
Make sure that seat 0023is adjusted
properly.
Manual seat adjustment (Y page 94)
Electrical seat adjustment (Y page 95)
When adjusting the seat, make sure that:
R you are as far away from the driver's air
bag as possible.
R you are sitting in anormal upright
position.
R you can fasten the seat belt properly.
R you have moved the backrest to an
almost vertical position.
R you have set the seat cushion angle so
that your thighs are gently supported.
R you can depress the pedals properly.
X Check whether the head restraint is
adjusted properly (Y page 95).
When doing so, make sure that you have
adjusted the head restraint so that the back
of your head is supported at eye level by
the center of the head restraint.
Observe the safety guidelines on steering
wheel adjustment (Y page 98).
X Make sure that steering wheel 001Ais
adjusted properly.
Adjustingt he steering wheel
(Y page 98)
When adjusting the steering wheel, make
sure that:
R you can hold the steering wheel with your
arms slightly bent.
R you can move your legs freely.
R you can see all the displays in the
instrumentc lusterclearly.
Observe the safet yguideline sfor seat belts
(Y page 52).
X Check whether you have fastened seat
belt 0010properly (Y page 53). 92
Correct driver'
sseat positionSeats, steering wheel and mirrors

Problems with the seat heating
Problem Possible causes/consequences and
000B Solutions
The seat heating has
switched off
prematurely or cannot
be switched on. The on-board voltage is too low because too many electrical
consumers are switched on.
X
Switch off electrical consumers that you do not need, such as
the rear window defroster or interior lighting.
Once the battery is sufficiently charged, the seat heating will
switch back on automatically. Steering wheel
Important safety notes
G
WARNING
You could lose control of your vehicle if you
do the following while driving:
R adjust the driver's seat, head restraint,
steering wheel or mirrors
R fasten the seat belt
There is arisk of an accident.
Adjust the driver's seat, head restraint,
steering wheel and mirror and fasten your
seat belt before startingt he engine.G
WARNING
Children could injure themselves if they
adjust the steering wheel. There is arisk of
injury.
When leaving the vehicle, always take the
SmartKey with you and lock the vehicle. Never
leave children unsupervised in the vehicle. Adjusting the steering wheel
G
WARNING
If the steering wheel is unlocked while the
vehicle is in motion, it could change position
unexpectedly. This could cause you to lose
control of the vehicle. There is arisk of an
accident. Before startingo
ff, make sure the steering
wheel is locked. Never unlock the steering
wheel while the vehicle is in motion. 001A
Release lever
0010 To adjust the steering wheel height
0023 To adjust the steering wheel position
(fore-and-aft adjustment)
X Push release lever 001Adown completely.
The steering column is unlocked.
X Adjust the steering wheel to the desired
position.
X Push release lever 001Aup completely.
The steering column is locked.
X Check if the steering column is locked.
When doing so, try to push the steering
wheel up or down or try to move it in the
fore-and-aft direction. 98
Steering wheelSeats, steering wheela
nd mirrors

Problem Possible causes/consequences and
000B Solutions
The engine is not
running smoothly and
is misfiring. There is
amalfunction in the engine electronics or in amechanical
componentoft he engine management system.
X Only depress the accelerator pedal slightly.
X Have the cause rectified immediately at aqualified specialist
workshop.
Otherwise, non-combusted fuel may get into the catalytic
converter and damage it. The coolant
temperature display is
showing more than
248
‡(120 †). The
coolant warning lamp
may also be lit and a
warning tone may
sound. The coolant level is too low. The coolant is too hot and the engine
is no longer being cooled sufficiently.
X
Stop as soon as possible and allow the engine and the coolant
to cool down.
X Check the coolant level (Y page 283). Observe the warning
notes as you do so and add coolant if necessary. Automatic transmission
Important safety notes
G
WARNING
If the engine speed is above the idling speed
and you engage transmission position Dor
R,t he vehicle could pull away suddenly. There
is ar isk of an accident.
When engaging transmission position Dor R,
always firmly depress the brake pedal and do
not simultaneously accelerate. G
WARNING
The automatic transmission switches to
neutral position Nwhen you switch off the
engine. The vehicle may roll away.T here is a
risk of an accident.
After switching off the engine, always switch
to parking position P.Prevent the parked
vehicle from rolling away by applying the
parking brake. DIRECTS
ELECT lever
Overview of transmission positions The DIRECT SELECT leve
risonthe right of the
steering column. 0006
Park position with parking lock
0019 Reverse gear
0018 Neutral
000A Drive
i The DIRECT SELECT lever always returns
to its original position. The current
transmission position P,R, Nor Dappears
in the transmission position display
(Y page 144) in the multifunction display. Automatic transmission
143Driving and parking Z