2007 MERCEDES-BENZ CLS550 immobilizer

ContentsSafety and Security........................... 63
Occupant safety................................... 64
Air bags .......................................... 66
Occupant Classification System
(USA only) ...................................... 71
BabySmart
TM air bag deactivation
system (Canada only) ..................... 76
Seat belts ....................................... 78
Preventive occupant safety
(PRE-SAFE®) ................................... 82
Active head restraints .................... 83
Children in the vehicle .................... 84
Blocking of
rear door window operation ........... 89
Panic alarm .......................................... 90
Activating ....................................... 90
Deactivating ................................... 90
Driving safety systems ......................... 91
ABS ................................................ 91
BAS ................................................ 92
Adaptive Brake ............................... 93
EBP................................................. 93
ESP
®............................................... 94Anti-theft systems ............................... 99
Immobilizer .................................... 99
Anti-theft alarm system.................. 99
Controls in detail............................. 101
Locking and unlocking ....................... 102
SmartKey ..................................... 102
SmartKey with KEYLESS-GO* ...... 105
Checking batteries in the
SmartKey or SmartKey with
KEYLESS-GO* .............................. 110
Loss of the SmartKey or
SmartKey with KEYLESS-GO* ...... 110
Opening the doors
from the inside ............................. 111
Opening the trunk ........................ 112
Closing the trunk.......................... 113
Trunk emergency release ............. 116
Valet locking ................................ 117
Automatic central locking ............ 118
Locking and unlocking
from the inside ............................. 118 Seats ................................................ 120
Front seat active head restraints . 120
Rear seat head restraints ............. 120
Lumbar support ........................... 121
Multicontour seat*....................... 122
Seat heating*............................... 123
Seat ventilation* .......................... 124
Memory function ............................... 125
Storing positions into memory ..... 126
Recalling positions from memory. 126
Storing exterior rear view mirror
parking position ........................... 127
Lighting ............................................. 128
Exterior lamp switch .................... 128
Combination switch ..................... 132
Corner-illuminating
front fog lamps* (CLS 550 with
Bi-Xenon* headlamps only).......... 132
Hazard warning flasher ................ 134
Interior lighting in the front .......... 135
Interior lighting in the rear ........... 136
Door entry lamps ......................... 137
Trunk lamp ................................... 137

61 Getting started
Parking and locking
Turning off with the SmartKey
Turn the SmartKey in the starter switch
(page 38) to position0.

Remove the SmartKey from the starter
switch.
The immobilizer is activated.
Turning off with KEYLESS-GO*

Press the KEYLESS-GO start/stop
button (
page 39) to turn off the en-
gine.
With the driver’s door closed, the start-
er switch is now in position1. With the
driver’s door opened, the starter switch
is set to position0, same as SmartKey
removed from starter switch
(
page 38).
Releasing seat belts 
Press the seat belt release button
(page 49).
Allow the retractor to completely
rewind the seat belt by guiding the
latch plate.
Locking
i
If you hear a warning signal you have tried to
turn off the engine while the gear selector lever
was not inP.
In addition, the message
Gear selector le-
ver in Park position
appears in the multi-
function display.
Place the gear selector lever in positionP.
!
Make sure the seat belt retracts fully so that
the seat belt and/or latch plate cannot get
caught or pinched in the door or in the seat
mechanism. This can damage the seat belt and
impair the effectiveness of the seat belt, and/or
cause damage to the door and/or door trim pan-
el. Such damage is not covered by the
Mercedes-Benz Limited Warranty.
Damaged seat belts must be replaced. Contact
an authorized Mercedes-Benz Center.
Warning!
G
To prevent possible personal injury, always
keep hands and fingers away from the door
openings when closing the doors. Be espe-
cially careful when small children are
around.
Before closing doors, make sure that there
is no possibility of someone getting caught
in a door during closing.Warning!
G
When leaving the vehicle, always remove the
SmartKey or SmartKey with KEYLESS-GO*
from the starter switch, take it with you, and
lock the vehicle. Do not leave children unat-
tended in the vehicle, or with access to an
unlocked vehicle. A child’s unsupervised ac-
cess to a vehicle could result in an accident
and/or serious personal injury.

99 Safety and Security
Anti-theft systems
Anti-theft systems
Immobilizer
The immobilizer prevents unauthorized
persons from starting your vehicle.
Activating
With the SmartKey
Remove the SmartKey from the starter
switch.
The immobilizer is activated.
With KEYLESS-GO*

Press the KEYLESS-GO start/stop but-
ton once.
The engine is turned off.

Open the driver’s door.Deactivating
With the SmartKey

Turn the SmartKey in the starter switch
to position2 (
page 38).
With KEYLESS-GO*

Start the engine by means of the
start/stop button on the gear selector
lever.
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 activat-
ing element (a door, for example) is imme-
diately closed.
The alarm system will also be triggered
when


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


the vehicle is opened with the
mechanical key


someone opens a door from the inside
i
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).

457 Index
A
ABS 91
Indicator lamp 342
Messages in display 358, 372
Accelerator position, automatic
transmission 175
Accessory weight 323
Accident 58
Active Bi-Xenon headlamps see Head-
lamps
Active head restraints 83
resetting 401
Adaptive Damping System 231
Adjusting 41
ADS 231
Air bags 66
Children 67
Front, Driver 69
Front, Passenger 69
Knee bag 70
Safety guidelines 68
Side impact 70
Window curtain 70Air conditioning refrigerant 451
Air conditioning system see Climate con-
trol system 203
Air conditioning, Cooling 194, 203
Air distribution 197
Air pressure 323
Air pressure see Tire inflation pressure
Air pump, electric 417
Air recirculation mode 200
Air vents 191
Air volume 198
Airmatic DC (Dual Control) 231
Message in display 389, 390
Suspension tuning 231
Vehicle level control 231
Alarm
Audible alarm and flashing exterior
lamps (Panic alarm) 90
Canceling 100
Visual 99
Alarm system see Anti-theft systems
Alignment bolt (vehicle tool kit) 393, 415AMG menu 147
Lap analysis 150
Overall analysis 150
RACETIMER 148
Vehicle supply voltage 148
Anticorrosion/antifreeze 455
Antilock Brake System see ABS
Anti-theft systems 99
Anti-theft alarm system 99
Immobilizer 99
Aquaplaning see Hydroplaning
Ashtrays 249
Aspect ratio 323
AUDIO menu 150
Audio search function 165
Audio system
CD mode 151
Selecting radio station 151
Selecting satellite radio station* 151
Auto-dimming, Rear view mirrors 185
Automatic central locking, Control
system 165

465 Index
I
Identification labels 434
Identification Number, Vehicle (VIN) 435
Ignition 38, 40
Immobilizer 99
Indicator lamps see Lamps, indicator and
warning
Infant and child restraint systems see Chil-
dren in the vehicle
Inflation pressure see
Tires, Inflation pressure 301
Information button (Tele Aid) 261
Inside door handle 111
Installing
Wiper blades 411
Instrument cluster 26, 138
Coolant temperature indicator 139
Illumination brightness 138
Lamps 342
Messages in the multifunction
display 356
Multifunction display 141
Outside temperature indicator 140Instrument lighting see Instrument cluster,
Illumination brightness 138
Instrument panel see Instrument
cluster 138
Instruments and controls see
Cockpit 138
Interior lighting 135
Delayed shut-off 164
Interior rear view mirror 47, 185
Auto dimming 185
Interior storage space see Storage com-
partments
J
Jack 394
Jacking up the vehicle 414
Jump starting 423
K
Key, Mechanical 396
Loss of 110Key, SmartKey
Battery check lamp 105
Checking batteries 110
Factory setting 103
Global locking 104, 105
Global unlocking 104
Locking/unlocking 102, 105
Loss of 110
Messages in display 378
Opening and closing the power
tilt/sliding sunroof 210
Opening and closing the
windows 210
Remote control 102
Replacing batteries 402
Restoring to factory setting 105
Selective setting 104
Starter switch positions 38
Starting the engine 51, 52
Turning off the engine 60