2006 MERCEDES-BENZ C55AMG Owner's Manual

88 Safety and Security
Anti-theft systems
Immobilizer
The immobilizer prevents unauthorized
persons from starting your vehicle.
Activating
Remove the SmartKey from the starter
switch.
Deactivating
Switch on the ignition (page 33).
Anti-theft alarm system*
Once the alarm system has been armed, a
visual and audible alarm is triggered when
someone opens

a door

the trunk

the hood
The alarm will stay on even if the activating
element (e. g. a door) is immediately
closed.
The alarm system will also be triggered
when

someone attempts to raise the vehicle
(only vehicles with tow-away alarm)

opening the vehicle with the
mechanical key

someone opens a door from the inside

someone opens the trunk with the
emergency release button
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Starting the engine will also deactivate
the immobilizer.
In case the engine cannot be started
(yet the vehicle’s battery is charged),
the system is not operational. Contact
an authorized Mercedes-Benz Center
or call 1-800-FOR-MERCedes (in the
USA), or 1-800-387-0100 (in Canada).
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If the alarm stays on for more than
30 seconds, a call to the Response
Center is initiated automatically by the
Tele Aid system* (
page 264)
provided Tele Aid service was
subscribed to and properly activated,
and that necessary cellular service and
GPS coverage are available.

89 Safety and Security
Anti-theft systems
Arming the alarm system
The indicator lamp is in the center console.
1Indicator lamp (vehicles with tow-away
alarm)1Indicator lamp (vehicles without
tow-away alarm)
Lock the vehicle with the SmartKey.
The turn signal lamps flash three times
and an acoustic signal sounds three
times (if equipped and feature activat-
ed), to indicate that the alarm system is
activated.
Indicator lamp1 begins to flash after
approximately 30 seconds after arming
the alarm system.
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If the turn signal lamps do not flash
three times, one of the following
elements may not be properly closed:

a door

the trunk
Close the respective element and lock
the vehicle again.

90 Safety and Security
Anti-theft systems
Disarming the alarm system
Unlock the vehicle with the SmartKey.
The turn signal lamps flash once and an
acoustic signal sounds once (if
equipped and feature activated), to
indicate that the alarm system is dis-
armed.
Canceling the alarm
To cancel the alarm:
Press theŒ or‹ button on the
SmartKey.
or
Insert the SmartKey in the starter
switch.
Tow-away alarm*
Depending on vehicle production date,
your vehicle may not be equipped with the
tow-away alarm.
Once the tow-away alarm is armed, a visual
and audible alarm will be triggered when
someone attempts to raise the vehicle.Arming the tow-away alarm
Lock the vehicle with the SmartKey.
The tow-away alarm is automatically
armed after about 30 seconds.
Disarming the tow-away alarm
To prevent triggering the tow-away alarm,
switch off the tow-away alarm feature
before towing the vehicle, or when parking
on a surface subject to movement, such as
a ferry or auto train.
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The alarm system will rearm automati-
cally after approximately 40 seconds if
neither a door nor the trunk lid was
opened.i
If the alarm stays on for more than
30 seconds, a call to the Response
Center is initiated automatically by the
Tele Aid system* (
page 264) provid-
ed Tele Aid service was subscribed to
and properly activated, and that neces-
sary cellular service and GPS coverage
are available.
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When you unlock the vehicle, the
tow-away protection disarms
automatically. The tow-away alarm
remains disarmed until you lock the
vehicle again.

91 Safety and Security
Anti-theft systems
The switch is located on the center
console.
1Tow-away alarm off switch
2Indicator lamp
Switch off the ignition (page 33).
Remove the SmartKey from the starter
switch.
Press tow-away alarm off switch1.
Indicator lamp2 in the tow-away
alarm off switch comes on briefly.
Exit the vehicle.
Lock the vehicle with the SmartKey.
The tow-away alarm remains disarmed
until you lock the vehicle again.Canceling the tow-away alarm
To cancel the alarm:
Press theŒ or‹ button on the
SmartKey.
or
Insert the SmartKey in the starter
switch.
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You cannot disarm the tow-away alarm
while the ignition is switched on.

92

93 Controls in detail
Locking and unlocking
Seats
Memory function
Lighting
Instrument cluster
Control system
Automatic transmission
Good visibility
Climate control
Automatic climate control* (Canada only)
Audio system
Power windows
Power tilt/sliding sunroof
Driving systems
Loading
Useful features

94 Controls in detail
In the “Controls in detail” section you will
find detailed information on how to oper-
ate the equipment installed on your vehi-
cle. If you are already familiar with the
basic functions of your vehicle, this section
will be of particular interest to you.
To quickly familiarize yourself with the ba-
sic functions of the vehicle, refer to the
“Getting started” section of this manual.
The corresponding page numbers are giv-
en at the beginning of each segment.
For more information on locking and
unlocking, see “Getting started”
(
page 32) and (page 54).
Locking and unlocking
SmartKey
Your vehicle comes supplied with two
SmartKeys, each with remote control and
a removable mechanical key.
The locking tabs for the mechanical key
portion of the two SmartKeys are a
different color to help distinguish each
SmartKey unit.
The SmartKey provides an extended oper-
ating range. To prevent theft, however, it is
advisable to only unlock the vehicle when
you are in close proximity to it.
The SmartKey centrally locks and unlocks:

the doors

the trunk

the fuel filler flap
SmartKey with remote control
1‹ Lock button
2Š Opening button for trunk
3Mechanical key locking tab
4ΠUnlock button
5Battery check lamp
6Â Panic button* (
page 81).
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Canada only:
Only vehicles equipped with an
anti-theft alarm system* have
SmartKeys with integrated panic
button6.

95 Controls in detail
Locking and unlocking
Warning!G
When leaving the vehicle, always remove the
SmartKey from the starter switch, take it
with you, and lock the vehicle. Do not leave
children unattended in the vehicle, or with
access to an unlocked vehicle. It is possible
for children to open a locked door from the
inside, which could result in an accident
and/or serious injury.
!
To prevent possible malfunction, avoid
exposing the SmartKey to high levels of
electromagnetic radiation.
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USA only:
This device complies with Part 15 of
the FCC Rules. Operation is subject to
the following two conditions:
(1) This device may not cause harmful
interference, and
(2) this device must accept any inter-
ference received, including interfer-
ence that may cause undesired
operation.
Any unauthorized modification to this
device could void the user’s authority
to operate the equipment.
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Canada only:
This device complies with RSS-210 of
Industry Canada. Operation is subject
to the following two conditions:
(1) This device may not cause interfer-
ence, and
(2) this device must accept any inter-
ference received, including interfer-
ence that may cause undesired
operation of the device.
Any unauthorized modification to this
device could void the user’s authority
to operate the equipment.
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You can also open or close the power
windows and the tilt/sliding sunroof
using the SmartKey, see “Summer
opening feature” (
page 241) and
“Convenience closing feature”
(
page 241).