2012 MERCEDES-BENZ A-CLASS HATCHBACK wheel

Index
....................................................... 4Introduction
......................................... 21 At a glance
........................................... 27 Safety
................................................... 39 Opening and closing
...........................73 Seats, steering wheel and mirrors
....91 Lights and windscreen wipers
.........103 Climate control
................................. 121 Driving and parking
..........................141 On-board computer and displays
....207 Stowing and features
.......................267 Maintenance and care
......................283 Breakdown assistance
.....................297 Wheels and tyres
.............................. 317 Technical data
................................... 335 Contents
3

1, 2, 3 ...
4ETS see ETS/4ETS (Electronic Trac-
tion System)
4MATIC (permanent all-wheel
drive)
Display message ............................ 254
4MATIC (permanent four-wheel
drive) .................................................. 182
12 V socket
see Sockets A
ABS (Anti-lock Braking System) Display message ............................ 230
Function/notes ................................ 61
Important safety notes .................... 61
Warning lamp .................................2 58
Activating/deactivating air-recir-
culation mode ................................... .132
Activating/deactivating cooling
with air dehumidification ................. 126
Active light function ......................... 108
Active Parking Assist
Cancelling ...................................... 190
Detecting parking spaces .............. 187
Display message ............................ 248
Exiting a parking space .................. 189
Function/notes ............................ .187
Important safety notes .................. 186
Parking .......................................... 188
Towing a trailer .............................. 190
ADAPTIVE BRAKE ................................. 69
Adaptive Brake Assist
Display message ............................ 237
Function/notes ................................ 63
Adaptive brake lights .......................... 64
Adaptive Highbeam Assist
Display message ............................ 243
Function/notes ............................ .109
Adaptive Main-beam Assist
Switching on/off (on-board com-
puter) ............................................. 222
Additional speedometer ................... 220
Additives (engine oil) ........................ 344
Adjusting the headlamp range ......... 107Air filter (white display message)
.... 245
Air vents
Important safety notes .................. 139
Rear ............................................... 140
Setting .......................................... .139
Setting the centre air vents ........... 139
Setting the side air vents .............. .140
Air vents
see Climate control
Air-conditioning system
see Climate control
Airbags
Front airbag (driver, front
passenger) ....................................... 43
Important safety guidelines ............. 42
Kneebag .......................................... .44
Sidebag ............................................ 44
Triggering ......................................... 41
Windowba g...................................... 45
Alarm system
see ATA (Anti-Theft Alarm system)
Ambient lighting
Setting the brightness (on-board
computer) ...................................... 222
AMG
Menu (on-board computer) ............ 226
Performance Seat ............................ 97
Anti-glare film .................................... 281
Anti-lock braking system
see ABS (Anti-lock Braking System)
Anti-Theft Alarm system
see ATA (Anti-Theft Alarm system)
Aquaplaning ....................................... 167
Ashtray ............................................... 277
Assistance display (on-board com-
puter) .................................................. 217
Assistance menu (on-board com-
puter) .................................................. 217
ASSYST PLUS
Displaying a service message ........ 290
Hiding a service message .............. 289
Notes ............................................. 289
Resetting the service interval dis-
play ................................................ 290
Service message ............................ 289
Special service requirements ......... 290 4
Index

ATA (Anti-Theft Alarm system)
Activating/deactivating .................. .69
Function ........................................... 69
Interior motion senso r..................... 70
Switching off the alarm .................... 69
Tow-away protection ........................ 70
ATTENTION ASSIST
Activating/deactivating ................. 219
Display message ............................ 245
Function/note s............................. 195
Audio menu (on-board computer) .... 214
AUTO lights
Display message ............................ 242
see Lights
Automatic engine start (ECO start/
stop function) .................................... 147
Automatic engine switch-off (ECO
start/stop function) .......................... 146
Automatic headlamp mode .............. 105
Automatic transmission
Accelerator pedal position ............. 154
Automatic drive program ............... 156
Changing gear ............................... 154
DIRECT SELECT lever ..................... 151
Display message ............................ 252
Drive program display .................... 152
Driving tips .................................... 154
Emergency running mode .............. 159
Engaging drive position .................. 153
Engaging neutral ............................ 153
Engaging park position (AMG vehi-
cles) ............................................... 153
Engaging reverse gear ................... 153
Engaging the park position ............ 152
Holding the vehicle stationary on
uphill gradients .............................. 154
Kickdown ....................................... 154
Manual drive progra m.................... 156
Overview ........................................ 151
Problem (fault) ............................... 159
Program selector button ................ 155
Pulling away ................................... 144
Selector lever ................................ 153
Starting the engine ........................ 144
Steering wheel gearshift paddle s... 156
Trailer towing ................................. 155
Transmission position dis-
play ........................................ 152, 153 Transmission positions .................. 153
Automatic transmission emer-
gency running mode ......................... 159
Auxiliary heating
Activating/deactivating ................. 134
Activating/deactivating (on the
centre console ).............................. 135
Display message ............................ 255
Important safety notes .................. 134
Problem (display message) ............ 138
Remote control .............................. 135
Setting ........................................... 224
Setting the departure time ............. 136
Auxiliary ventilation
Activating/deactivating ................. 134
Activating/deactivating (on the
centre console ).............................. 135
Problem (display message) ............ 138
Remote control .............................. 135
Axle load, permissible (trailer tow-
ing) ...................................................... 349 B
Bag hook ............................................ 273
Ball coupling
Folding in ....................................... 205
Folding out ..................................... 203
BAS (Brake Assist System) ................. 62
Battery (key)
Checking .......................................... 76
Important safety notes .................... 76
Replacing ......................................... 76
Battery (vehicle)
Charging ........................................ 306
Display message ............................ 244
Important safety notes .................. 304
Jump starting ................................. 308
Belt force limiter
Activation ......................................... 49
Function ........................................... 49
Belt tensioner
Activation ......................................... 41
Function ........................................... 49
Blind Spot Assist
Activating/deactivating ................. 219
Display message ............................ 247
Notes/function .............................. 198 Index
5

Trailer towing ................................. 199
Bonnet
Active bonnet (pedestrian protec-tion) ............................................... 284
Closing ...........................................2 86
Display message ............................ 254
Important safety notes .................. 284
Opening ......................................... 285
Boot
see Tailgate
Boot load (maximum) ........................ 346
Brake Assist System
see BAS (Brake Assist System)
Brake fluid
Display message ............................ 236
Notes ............................................. 344
Brake lamps
Adaptive .......................................... .64
Changing bulbs .............................. 115
Display message ............................ 240
Brakes
ABS .................................................. 61
Adaptive Brake Assist ...................... 63
BAS .................................................. 62
Brake fluid (notes) ........................ .344
Display message ............................ 230
Driving tips ................................... .166
Important safety notes .................. 166
Parking brake ................................ 163
Warning lamp ................................. 258
Breakdown
see Flat tyre
see Towing away/tow-starting
Bulbs
see Replacing bulbs C
Calling up a fault see Display messages
Car
see Vehicle
Car wash (care) ................................. 291
Care
Automatic car wash ....................... 291
Carpets .......................................... 296
Display .......................................... .295
Exhaust pipe .................................. 294 Exterior lighting ............................
.293
Gear or selector lever .................... 295
High-pressure cleaner .................... 291
Interior .......................................... .295
Matt paintwork .............................. 292
Notes ............................................. 290
Paint .............................................. 292
Plastic trim ................................... .295
Reversing camera .......................... 294
Roof lining ...................................... 296
Seat belt ........................................ 296
Seat cover ..................................... 296
Sensors ......................................... 294
Steering wheel ............................... 295
Trim pieces ................................... .295
Washing by hand ........................... 291
Wheels .......................................... .292
Windows ........................................ 293
Wiper blades .................................. 293
Wooden trim .................................. 295
Central locking
Automatic locking (on-board com-
puter) ............................................. 223
Locking/unlocking (key ).................. 75
Centre console
Lower section .................................. 35
Upper section .................................. 34
Changing bulbs
Brake lamps ................................... 115
Cornering light function ................. 114
Dipped-beam headlamp s............... 113
Main-beam headlamp s................... 114
Rear foglamp ................................. 115
Reversing lamps ............................ 115
Tail lamps ...................................... 115
Turn signals (front) ......................... 114
Turn signals (rear) .......................... 115
Child seat
Automatic recognition ..................... 52
ISOFIX .............................................. 53
On the front-passenger sea t............ 51
Problem (malfunction) ..................... 56
Recommendations ........................... 58
Suitable positions ............................ 56
Top Tether ....................................... 54
Child-proof locks
Important safety notes .................... 60
Rear doors ....................................... 60 6
Index

ESP® (Electronic Stability Pro-
gram) ......................................... 65, 66
ETS/4ETS (Electronic Traction
System) ........................................... 65
Important safety guidelines ............ .61
Overview .......................................... 61
STEER CONTROL ............................. 69
Driving systems
Active Parking Assist ..................... 186
ATTENTION ASSIST ........................ 195
Blind Spot Assist ............................1 97
Cruise control ................................ 168
Display message ............................ 245
Distronic Plus ................................ 173
HOLD function ............................... 179
Lane Keeping Assist ..................... .199
Lane package ................................ 197
PARKTRONIC ................................. 182
RACE START (AMG vehicles) .......... 181
Reversing camera .......................... 191
Speed Limit Assist ......................... 196
SPEEDTRONIC ............................... 171
Driving tips
Aquaplaning ................................... 167
Automatic transmission ................. 154
Brakes .......................................... .166
DISTRONIC PLUS ........................... 178
Downhill gradient ........................... 166
Driving abroad ............................... 104
Driving in winter ............................ .167
Driving on flooded roads ................ 167
Driving on wet roads ..................... .167
General .......................................... 165
Icy road surfaces ........................... 168
Limited braking efficiency on sal-
ted roads ....................................... 167
New brake pads/linings ................ 167
Running-in tips ............................... 142
Snow chains .................................. 321
Symmetrical dipped bea m............. 104
Towing a trailer .............................. 201
Wet road surface ........................... 166
DVD audio (on-board computer) ...... 215 E
EASY-VARIO-PLUS system Luggage compartment enlarge-
ment .............................................. 271
EBD (electronic brake force distri-
bution)
Display message ............................ 232
Function/note s................................ 68
ECO display
Function/note s............................. 165
On-board computer ....................... 212
ECO start/stop function
Automatic engine start .................. 147
Automatic engine switch-off .......... 146
Deactivating/activating ................. 147
General information ....................... 146
Important safety notes .................. 146
Introduction ................................... 145
Electrical fuses
see Fuses
Electronic Stability Program
see ESP® (Electronic Stability Program)
Emergency key
Unlocking the driver's door .............. 81
Emergency key element
Function/note s................................ 75
Locking vehicle ................................ 81
Emergency release
Driver's door .................................... 81
Emergency spare wheel
General notes ................................ 332
Important safety notes .................. 332
Removing ....................................... 332
Technical data ............................... 333
Emergency unlocking
Tailgate ............................................ 83
Vehicle ............................................. 81
Engine
Display message ............................ 243
ECO start/stop function ................ 145
Engine number ............................... 338
Jump-starting ................................. 308
Running irregularly ......................... 149
Starting problems .......................... 149
Starting the engine with the key .... 144
Stopping ........................................ 162
Tow-starting (vehicle) ..................... 314 Index
9

Warning lamp (engine diagnos-
tics) ............................................... 264
Engine electronics
Notes ............................................. 336
Problem (fault) ...............................1 49
Engine oil
Additives ........................................ 344
Checking the oil level ..................... 286
Checking the oil level using the
dipstick .......................................... 287
Display message ............................ 245
Filling capacity ............................... 343
Notes about oil grades ................... 343
Notes on oil level/consumption .... 286
Temperature (on-board com-
puter) ............................................. 226
Topping up ..................................... 287
Viscosity ........................................ 344
Environmental protection
Returning an end-of-life vehicle ....... 21
ESP® (Electronic Stability Pro-
gram)
AMG menu (on-board computer) ... 226
Deactivating/activating (AMG
vehicles) .......................................... 66
Deactivating/activating (except
AMG vehicles) ................................ 218
Deactivating/activating (notes;
except AMG vehicles) ..................... .67
Display message ............................ 230
ETS/4ETS ........................................ 65
Function/note s......................... 65, 66
Important safety guidelines ............. 65
Trailer stabilisation .......................... 68
Warning lamp ................................. 260
ETS/4ETS (Electronic Traction Sys-
tem) ...................................................... 65
Exhaust pipe (cleaning instruc-
tions) .................................................. 294
Exterior lighting
Settings options ............................. 105
see Lights
Exterior mirrors
Adjusting ......................................... 99
Anti-dazzle mode (automatic) ........ 100
Folding in when locking (on-board computer) ...................................... 225
Folding in/out (automatically )....... 100 Folding in/out (electrically) ............. 99
Out of position (troubleshooting) ... 100
Parking position ............................. 100
Resetting ......................................... 99
Storing settings (memory func-
tion) ............................................... 101
F
Fault message see Display messages
Filler cap
see Fuel filler flap
Fire extinguisher ............................... 299
First-aid kit ......................................... 298
Fitting a wheel
Fitting a wheel ............................... 328
Lowering the vehicle ...................... 329
Preparing the vehicle ..................... 325
Raising the vehicle ......................... 326
Removing a whee l.......................... 328
Securing the vehicle against roll-
ing away ........................................ 325
Flat tyre
MOExtended tyre s......................... 300
Preparing the vehicle ..................... 300
TIREFIT kit ...................................... 301
see Emergency spare wheel
Floormat ............................................. 281
Foglamps
Extended rang e.............................. 109
Switching on/of f........................... 106
Frequencies
Mobile phone ................................. 336
Two-way radio ................................ 336
Front foglamps
Display message ............................ 241
Fuel
Additives ........................................ 341
Consumption information .............. 342
Consumption statistics .................. 211
Displaying the current consump-
tion ................................................ 212
Displaying the range ...................... 212
Fuel gaug e....................................... 30
Grade (petrol) ................................ 340
Important safety notes .................. 339
Notes for AMG vehicles ................. 340 10
Index

Loading guidelines
............................ 268
Locking
see Central locking
Locking (doors)
Automatic ........................................ 81
Emergency locking .......................... .81
From inside (central locking but-
ton) .................................................. 80
Locking centrally
see Central locking
Locking verification signal (on-
board computer) ............................... 223
Luggage compartment enlarge-
ment ................................................... 271
Important safety notes .................. 271
Luggage compartment floor
Important safety notes .................. 274
opening/closing ............................ 274
stowage well, under ....................... 274
Luggage net ....................................... 271
Lumbar support
Adjusting the 4-way lumbar sup-
port .................................................. 96 M
M+S tyres ........................................... 320
Main-beam headlamps
Changing bulb s.............................. 114
Display message ............................ 241
Switching Adaptive Highbeam
Assist on/of f................................. 109
Switching on/of f........................... 107
Maintenance
see ASSYST PLUS
Manual transmission
Engaging reverse gear ................... 151
Gear lever ...................................... 150
Pulling away ................................... 144
Shift recommendation ................... 151
Shifting to neutral .......................... 151
Starting the engine ........................ 144
Matt finish (cleaning instructions) .. 292
Memory card (audio) ......................... 215
Memory function ............................... 101
Mercedes-Benz Service Centre
see Qualified specialist workshop Message memory (on-board com-
puter) .................................................. 229
Messages
see Display messages
Mirrors
see Exterior mirrors
see Rear-view mirror
see Vanity mirror (in sun visor)
Mobile phone
Frequencies ................................... 336
Installation ..................................... 336
Menu (on-board computer) ............ 215
Notes/placing in the bracket ......... 279
Transmission output (maximum) .... 336
Mobile telephone
Pre-installed bracket ...................... 281
Modifying the programming (key) ..... 75
MOExtended tyres ............................. 300
Motorway mode ................................ 109
MP3
Operating ....................................... 215
see Separate operating instructions
Multifunction display
Function/note s............................. 210
Permanent display ......................... 220
Multifunction steering wheel
Operating the on-board compute r..2 09
Overview .......................................... 33 N
Navigation Menu (on-board computer) ............ 213
see separate operating instructions
Notes on running in a new vehicle .. 142 O
Occupant safety Children in the vehicle ..................... 50
Important safety notes .................... 40
Odometer .......................................... .211
see Total distance recorder
see Trip meter
Oil
see Engine oil
On-board computer
AMG menu ..................................... 226 Index
13

Q
Qualified specialist workshop ........... 24R
RACE START (AMG vehicles) .............181
RACETIMER (on-board computer) .... 226
Radar sensor system
Activating/deactivating ................. 223
Country overview ........................... 350
Display message ............................ 246
Radio
Selecting a station ......................... 214
see separate operating instructions
Rain closing feature (panorama
sliding sunroof) ................................... 88
Reading lamp ..................................... 111
Rear bench seat
Folding the backrest forwards/
back ............................................... 272
Rear compartment
Setting the air vents ..................... .140
Rear foglamp
Changing bulbs .............................. 115
Display message ............................ 241
Switching on/off ........................... 106
Rear lamps
Changing bulbs .............................. 115
see Lights
Rear shelf .......................................... .273
Rear window heating
Problem (fault) ............................... 132
Switching on/off ........................... 131
Rear window wiper
Replacing the wiper blade .............. 118
Switching on/off ........................... 117
Rear-compartment seat belt sta-
tus indicator ........................................ 49
Rear-view mirror
Anti-dazzle mode (automatic) ....... .100
Dipping (manual) .............................. 98
Refuelling
Fuel gauge ....................................... 30
Important safety notes .................. 159
Notes for AMG vehicles ................. 340
Refuelling process ......................... 160
see Fuel Remote control
Auxiliary heating/ventilation .......... 135
Changing the batteries (auxiliary
heating) ......................................... 136
Replacing bulbs
Important safety notes .................. 112
Overview of bulb type s.................. 112
Removing/replacing the cover
(front wheel arch) .......................... 113
Replacing the battery (auxiliary
heating remote control) .................... 136
Reserve (fuel tank)
see Fuel
Reserve fuel
Display message ............................ 245
Warning lamp ................................. 264
Residual heat (climate control) ........ 133
Restraint system
see SRS (Supplemental Restraint
System)
Rev counter ........................................ 208
Reverse gear
Engaging (manual transmission) .... 151
Reverse gear (selector lever) ........... 153
Reversing camera
Cleaning instructions ..................... 294
Function/note s............................. 191
Switching on/of f........................... 191
Reversing feature
Panorama sliding sunroof ................ 87
Roller sunblinds ............................... 88
Side windows ................................... 83
Reversing lamp
Changing bulbs .............................. 115
Reversing lamps
Display message ............................ 241
Roller sunblind
Opening/closing .............................. 89
Panorama sliding sunroof ................ 88
Roof carrier ........................................ 275
Roof lining and carpets (cleaning
instructions) ...................................... 296
Roof load (maximum) ........................ 346
Route (navigation)
see Route guidance (navigation)
Route guidance (navigation) ............ 213 Index
15