Downloaded from www.Manualslib.com manuals search engine Anti-theft alarm
r-f'n First read and observe the introductory
L-.bll information and safety warnings&. on
page 46.
The anti-th eft ala rm make s it more difficult to break
into the ve hi cle or steal it.
The anti-theft alarm is activated automatically
when the vehicle is locked using the vehicle key.
When does the system trigger an alarm?
The anti-theft alarm will sound an acoustic alarm
for approximately
30 seconds and trigger a visible
warning for up to 5 minutes if any of the following
unauthorised actions are pe rformed while the ve hi
cle is locked :
• In vehicles with an open lock cylinder : a door
unlocked mechanically with the vehicle key is
opened and the ignition is not switched on within
approximately 15 seconds.
• In vehicles with a covered lock cylinder : a door
unlocked mechanically with the vehicle key is
opened .
• A door is opened .
• The bonnet is opened.
• The tailgate is opened.
• The ignition is switched on using an inval id key .
• The vehicle battery is disconnected.
• There is movement inside the vehicle (in vehi
cles with interior monitoring)
~page 53.
• The vehicle is towed (vehicles with anti-tow
alarm)~ page 53.
• The vehicle is lifted (vehicles with anti-tow
alarm)~ page 53.
• The vehicle is transported on a car ferry or by
rail (vehicles with anti-tow alarm or interior moni tor
ing)~ page 53.
• A trai ler that is connected to the anti- theft alarm
system is removed ~page 140.
Switching off the alarm
Unlock the vehicle using the release button on the
vehicle key or switch on the ignition using a valid
vehicle key.
In vehicles with Keyless Acc ess , the
alarm can be switched off by
gripp ing the door
handle
~page 49.
r::l The alarm will be triggered again if a person
L!J gains access to the same or a differen t se
cured zone after the alarm has been
switched off .
For example , if the tailgate is opened after a door
had been opened .
r::l The anti-theft alarm will not be activated if
l!J the vehicle is locked from the inside using the
central locking button
@.
r::l If you unlock the driver door mechanically us
L!J ing the vehicle key, only the driver door is un
locked , and not the whole vehicle . The
SAFELOCK
mechanism on all doors is not deactivated and the
central locking button is not activated until you
switch on the ignit ion (however the doors
will not
be unlocked) .
r::l !he anti-~heft alarm will not function correctly
L!J 1f the veh1cle battery is weak or discharged .
l
Downloaded from www.Manualslib.com manuals search engine ~S~ta~~~st~o~p~s~y~s~te~m~--------------------------------------
BSG-0005
Fig. 146 In the centre consol e: butt on for the
s tart/s top syst em
r-T'n First read and observe the introductory
L-lcJJ information and safety warnings .&. on
page
196.
The start/stop system automatically switches the
engine off when the vehicle is stationary . When re
quired , the engine restarts automatically .
The function is automatically activated every time
the ignit ion is switched on. The instrument cluster
display will show information about the current sta
tus .
You can find additional information on the start/
stop mode by pressing
the~ button in the Vehi
cl e status menu in the infota inment system .
Always deactivate the start/stop system manually
when driving through water.
Vehicles with a manual gearbox
• When the vehicle is stat ionary , d isengage the
g e
ar and release the clutch pedal. The engine is
stopped .
• Depress the clutch pedal to restart the engine .
Vehicles with an automatic gearbox
• When the vehicle is stationary , press and hold
the brake pedal. The engine
is stopped.
• Ta ke your foot off the brake pedal, or depress
the acce lerator, to restart the engine .
Important preconditions for automatic
engine switch-off
• The driv er is wearing their seat belt.
• The driver door is closed .
• The bonnet is closed .
• The factory-fitted towing bracket is not attached
ele ctrically to a trailer .
• A minimum engine temperature has been
rea ched .
198 I While driving
• The ve hicle has been moved since the engine
was las t switc he d off.
• F or v ehicle s with Climatronic: the temperatu
inside the ve hicle is within the pre-set temperat~~e
ra nge .
• The de frost function of the air conditioning sys.
tem is not switched on.
• The charging state of the vehicle battery is suf.
ficient.
• The temperature of the vehicle battery is not
too
low or too high .
• The vehicle is not on a steep incline.
• For vehicles with an automatic gearbox: the
front wheels are not angled too sharply .
• The windscreen heating is not switched on.
• Reverse gear is not engaged .
• The park assist system (Park Assist) system is
not active .
When the condit ions
for automatic engine swit ch
off are only fulfilled when the vehicle is stationary,
the engine can also switch off subsequently :
• When the driver creates the required conditions
by performing an action , e .g . by switching off the
defrost function .
• If the @ button in the centre console is pressed
twice ~Fig. 146.
• When selector lever position P is selected in
vehicles with an automatic gearbox.
Conditions for an automatic restart
The engine can start automatically under the fol
lowing conditions :
• If the temperature inside the vehicle substan
tially increases or decreases .
• If the vehicle rolls on.
• If the voltage of the vehicle battery falls.
• If the steering wheel is moved.
Conditions that require a manual engine
start
The engine must be started manually in the folloW·
ing conditions :
• If the driver unfastens their seat belt.
• If the driver door is opened .
• If the bonnet is opened.
