alarm MERCEDES-BENZ B-CLASS HATCHBACK 2008 Owners Manual

3A
ABS (Anti-lock Braking System).......... 55
Display messages ...........204, 205, 206
Warning lamp.................................. 224
Acceleration
Technical data. ............................... 280
Accident
Notes. ............................................. 231
Active head restraint ...........................42
Active light function see Active light function
Active Light System
Display message ............................. 216
Active Park Assist
Display messages ........................... 210
Active parking assist......................... 122
Trailer towing. ................................. 126
Active Service System PLUS
see Service interval display
Adaptive brake lamps ..........................56
Airbags Activation.......................................... 37
Control unit....................................... 37
Driver's ............................................. 40
Front. ................................................ 40
Front passenger ................................ 40
Head/thorax airbags. .......................41
PASSENGER AIRBAG OFF warning
lamp .............................................. 223Sidebags.
.......................................... 41
System.............................................. 39
Windowbags. .................................... 42
Air conditioning
Activating/deactivating ..................134
Activating/deactivating air-recir-
culation mode. ................................ 140
Air-conditioning system ..................131
Controlling automatically. ...............135
Convenience opening/closing
(air-recirculation mode). .................140
Cooling with air dehumidification ...135
Demisting the windscreen ..............138
Heatmatic. ...................................... 130
Malfunction indicator lamp. ............222
Misted-up windows. ........................139
Rear window heating ......................139
Setting the air distribution. .............137
Setting the airflow .......................... 138
Setting the air vents .......................136
Setting the temperature .................135
Switching the residual heat func-
tion on/off ...................................... 141
Thermotronic .................................. 133
Air-conditioning system
see Air conditioning
Air pressure
see Tyre pressure
Antifreeze concentration.......... .298, 299 Anti-lock braking system
see ABS
Anti-theft alarm system
see ATA
Anti-theft systems................................ 57
Armrest
Front seat (adjusting)........................ 67
Rear seat (adjusting).. .......................67
Removing/fitting. ........................... 147
Ashtray ................................................ 161
ASSYST PLUS see Service interval display
ASSYST PLUS service indicator ........191
ATA (anti-theft alarm system) .............57
Switching off the alarm. ....................57
Audible warning signal ......................230
Audio DVD Operating (on-board computer). .....103
AUTO lights
Display message ............................. 216
Automatic car wash ...........................193
Automatic engine start Using the ECO Start-Stop function ...90
With ECO start/stop function ...........87
Automatic transmission
Changing gear yoursel f..................... 93
Display message ............................. 209
Driving tips ....................................... 95
Emergency running mode ...............235
Malfunction..................................... 235 Index
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12Boxes under the driver's seat/
front-passenger seat....................... 159
Centre console. .............................. 159
Glove compartment. .......................158
Luggage compartment. ...................160
Stowage compartments
Cup holder ...................................... 143
Rear. ............................................... 160
Submenu (on-board computer)......... 106
Convenience ................................... 107
Instrument cluster .......................... 106
Lighting........................................... 107
Time/date. ..................................... 106
Vehicle............................................ 107
Summer opening
see Convenience opening
Sun visor............................................. 161
Supplemental Restraint System see SRS
Surround lighting
Switching on/off (on-board com-
puter). ............................................. 109
Switching off the alarm
ATA. .................................................. 57 T
Tailgate Display message ............................. 212
Opening/closing. .............................. 62
Tail lamp
Display message ............................. 219
Tail lamps
changing. ........................................ 249
Display message ............................. 219
Tank
see Fuel tank
Tank capacity ..................................... 291
Technical data Acceleration. .................................. 280
Engine............................................ .278
Speed. ............................................ 280
Trailer loads .................................... 290
Tyres. .............................................. 283
Vehicle dimensions. ........................286
Vehicle weights............................... 286
Wheels. ........................................... 283
Telephone
see Mobile phone
Telephone compartment ...................159
Temperature Coolant. ............................................ 97
Outside temperature......................... 98
Thermotronic
Malfunction indicator lamp. ............222Third brake lamp
Display message ............................. 218
Through-loading ................................. 147
Tightening torque............................... 261
Time Setting (on-board computer).......... .108
Setting the time (on-board com-
puter). ............................................. 108
TIREFIT kit
Using. ............................................. 253
TopTether .............................................. 49
Total distance recorder................. 26, 99
Tow-away protection........................... 58
Towing................................................. 269
Towing eye Fitting ............................................. 268
Removing....................................... .270
Tow-starting ........................................ 269
Trailer 7-pin connector .............................. 191
Display message..................... 216, 217
Power supply. ................................. 190
Trailer loads
Technical data. ............................... 290
Trailer tow hitch
Notes on care ................................. 196
Trailer towing
Active parking assist .......................126
Driving tips ..................................... 188
Malfunction..................................... 240 Index
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Anti-theft syste
ms 57steering assistant STEER CONTROL. The
steering continues to function with power
assistance. Anti-theft systems
Immobiliser
The immobiliser prevents your vehicle from
being started without the correct key.
X To activate: remove the key from the igni-
tion lock.
X To deactivate: turn the key to position 2
in the ignition lock. ATA* (anti-theft alarm system)
A visual and audible alarm is triggered when
the alarm system is primed and you open:
R a door
R a door using the emergency key element
R the tailgate
R the bonnet
The alarm is not switched off even if you close
a door again. 1
Indicator lamp
X To prime: lock the vehicle using the key.
Indicator lamp 1flashes. The alarm sys-
tem is primed after approximately 15 sec-
onds.
X To deactivate: unlock the vehicle using the
key.
Deactivating the alarm X
Insert the key into the ignition lock.
The alarm is deactivated.
or
X Press the korj button on the key.
The alarm is deactivated. Safety
* optional
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Anti-theft syste
ms 58 Tow-away protection* and interior
motion sensor*
When tow-away protection and the interior
motion sensor have been primed, a visual and
audible alarm is triggered, if:
R motion is detected in the vehicle interior,
e.g. if the side windows of the vehicle are
smashed.
R the inclination of your vehicle changes, e.g.
if one end of your vehicle is raised.
Priming tow-away protection and inte-
rior motion sensor X
Make sure that:
R the side windows are closed
R the panorama louvred sliding sunroof* is
closed.
R there are no objects, e.g. mascots, hanging
on the rear-view mirror or on the grab han-
dles on the roof trim.
This will prevent false alarms.
X Lock the vehicle using the key.
Tow-away protection and the interior
motion sensor are primed after approxi-
mately 30 seconds. Deactivating tow-away protection and
interior motion sensor To prevent a false alarm, deactivate the tow-
away protection and the interior motion sen-
sor if your vehicle:
R
is being transported or towed
R is being loaded, e.g. onto a ferry or car
transporter
R is parked on a movable surface, e.g. split-
level garages
R is locked while persons or animals remain
inside
R is locked while the side windows remain
open
R is locked and the panorama louvred sliding
sunroof* remains open 1
To deactivate tow-away protection/inte-
rior motion sensor
2 Indicator lamp
X Remove the key from the ignition lock.
X Press button 1.
Indicator lamp 2lights up briefly.
X Lock the vehicle using the key.
Tow-away protection and the interior
motion sensor remain deactivated until the
vehicle is unlocked and locked again. Safety
* optional
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Troubleshooting
230 Warning tones
Problem Possible cause/consequence Suggested solutions
The anti-theft warning alarm* is
triggered. You have opened the vehicle with
the anti-theft alarm system still
activated*. X
Switch off the alarm (Y page 57).You hear a warning tone. A message appears in the multi-
function display. X
See the explanations for the display message (Y page 202). You are driving with the parking
brake applied. X
Release the parking brake. The light is switched on when you
leave the vehicle. X
Turn the light switch to MorU.
or
X If the rear foglamp is switched on: press the light switch in to the
stop. G
Risk of injury
The driver or front passenger has
not fastened their seat belt X
Fasten your seat belt (Y page 72).Practical advice
* optional
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Locking/unlocking in an emergency
241Locking/unlocking in an emergency
Emergency key
If the vehicle can no longer be locked or
unlocked with the key, use the emergency
key element.
If you use the emergency key element to
unlock and open the driver's door, the anti-
theft alarm system* will be triggered
(Y page 57).
There are several ways to turn off the alarm:
X Press the korj button on the key.
or
X Insert the key into the ignition lock.
If you unlock the vehicle using the emergency
key element, the fuel filler flap will not be
unlocked automatically.
X To unlock the fuel filler flap: insert the
key in the ignition lock. Releasing and removing the emergency
key element X
Push release catch 1in the direction of
the arrow and at the same time remove
emergency key element 2from the key. Unlocking the vehicle
If the vehicle can no longer be unlocked cen-
trally with the key:
X Remove the emergency key element from
the key (Y page 241). $
To unlock
X Insert the emergency key element into the
lock of the driver's door as far as it will go.
X Firmly turn the emergency key element
anti-clockwise as far as it will go to position
$ and hold it in this position.
i On right-hand-drive vehicles, turn the
emergency key element clockwise.
X Pull the door handle firmly.
The locking knob pops up.
The door is unlocked. Practical advice
* optional
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