Page 242 of 458
240 Controls in detailUseful featuresRear seat ashtray
1Latch
Opening ashtray
Pull at top of cover to open ashtray.
Removing ashtray insert
Pull latch1 to disengage ashtray in-
sert and remove it.
Reinstalling the ashtray insert
Install ashtray insert.
Close the ashtray.
Cigarette lighter
1Cigarette lighter
Switch on ignition (
page 34).
Push in cigarette lighter1.
The lighter will pop out automatically
when hot.
Warning!
G
Never touch the heating element or sides of
the lighter; they are extremely hot. Hold the
knob only.
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. Unsupervised use of vehi-
cle equipment may cause an accident
and/or serious personal injury.iThe lighter socket can be used to ac-
commodate electrical accessories up
to a maximum 85 W.
Page 336 of 458

334 Practical hintsWhat to do if …?Lamp in center consoleLamp
Problem
Possible cause
Suggested solution
5
8
The indicator lamp comes
on.
A BabySmart
TM1
child seat is installed
on the front passenger seat. Therefore
the passenger front air bag is switched
off.
1BabySmart
TM is a trademark of Siemens Automotive Corp.
The indicator lamp comes
on if there is no
BabySmart
TM child seat
installed on the front pas-
senger seat.
The system is malfunctioning.
Have the system checked as soon as
possible by an authorized Mercedes-Benz
Center.
The indicator lamp does
not come on with a
BabySmart
TM child seat
properly installed on the
front passenger seat.
The system is malfunctioning.
Make sure there is nothing between seat
cushion and child seat and check
installation of the child seat.
If the front passenger front air bag off
indicator lamp remains out, have the
system checked as soon as possible by an
authorized Mercedes-Benz Center.
Do not use the BabySmart
TM restraint to
transport children on the front passenger
seat until the system has been repaired.
Page 421 of 458

419 Technical terms
ABC
(A
ctive B
ody C
ontrol)
Active, computer-controlled system
that hydraulically adjusts the suspen-
sion at all four wheels in response to
various driving situations.
ABS
(A
ntilock B
rake S
ystem)
Prevents the wheels from locking up
during braking so that the vehicle can
continue to be steered.
Alignment bolt
Metal pin with thread. The centering
pin is an aid used when changing a tire
to align the wheel with the wheel hub.BabySmart
TM air bag deactivation
system
This system detects if a special system
compatible child restraint seat is in-
stalled on the front passenger seat. The
system will automatically deactivate
the passenger front air bag when such
a seat is properly installed (the
58indicator lamp in the center
console comes on). See an authorized
Mercedes-Benz Center for availability.
BabySmartTM compatible child seats
Special restraint system for children.
The sensor system for the passenger
seat prevents deployment of the pas-
senger front air bag if a BabySmart
TM
compatible child seat is installed. See
an authorized Mercedes-Benz Center
for availability.BAS
(B
rake A
ssist S
ystem)
System for potentially reducing braking
distances in emergency braking situa-
tions. The system is activated when it
senses an emergency based on how
fast the brake is applied.
Bi-Xenon headlamps
Headlamps which use an electric arc as
the light source and produce a more in-
tense light than filament headlamps.
Bi-Xenon headlamps produce low
beam and high beam.
CAC
(C
ustomer A
ssistance C
enter)
Mercedes-Benz customer service cen-
ter, which can help you with any ques-
tions about your vehicle and provide
assistance in the event of a break-
down.
Page 425 of 458

423 Technical terms
Power train
Collective term designating all compo-
nents used to generate and transmit
motive power to the drive axles, includ-
ing:
Engine
Clutch/torque converter
Transmission
Transfer case
Drive shaft
Differential
Axle shafts/axles
Program mode selector switch
Used to switch the automatic transmis-
sion between standard operationS and
comfort operationC.
CL 55 AMG and CL 65 AMG with steer-
ing wheel gearshift control and manual
shift program: in addition toS andC
(see above), you can useM for manual
operationREST
(Residual engine heat utilization)
Feature that uses the engine heat
stored in the coolant to heat the vehi-
cle interior for a short time after the en-
gine has been turned off.
Restraint systems
Seat belts, belt tensioners, air bags
and child restraint systems. As inde-
pendent systems, their protective func-
tions complement one another.
RON
(R
esearch O
ctane N
umber)
The Research Octane Number for gaso-
line as determined by a standardized
method. It is an indication of a gaso-
line's ability to resist undesired detona-
tion (knocking). The average of both
the ->MON (Motor Octane Number)
and RON (Research Octane Number) is
posted at the pump, also known as AN-
TI-KNOCK INDEX.Shift lock
When the vehicle is parked, this lock
prevents the transmission selector le-
ver from being inadvertently moved out
of positionP without the SmartKey
turned and the brake pedal depressed.
SRS
(S
upplemental R
estraint S
ystem)
Seat belts, emergency tensioning de-
vice and air bags. Though independent
systems, they are closely interfaced to
provide effective occupant protection.
Page 428 of 458

426 Index
Seat height 38
Seat in the lumbar region 118
Seat in the shoulder region 117
Seats 37
Steering column height 42
Steering column in or out 42
Steering column up or down 42
Steering wheel 42
Air bags 63
Air conditioner (cooling)
Turning off 194
Air pressure 309
Air pressure see Tire inflation pressure
Air recirculation mode 190
Activating 190
Deactivating 191
Air vents, rear passenger compartment
Adjustable 196
Air volume
Adjusting 189Air bag off indicator lamp 334
Air bags
BabySmartTM air bag deactivation
system 419
BabySmartTM deactivation
system 74
Children 64
Front 67
Passenger 67
Safety guidelines 66
Side impact 67
Window curtain 68
Alarm
Audible 79, 87
Canceling 87
Visual 85
Alarm system
Anti-theft 85
Anti-theft alarm system indicator
lamp 27
Alignment bolt (vehicle tool kit) 365,
384, 419
Antiglare
Automatic 178Antilock Brake System (ABS) 419
Antilock Brake System see ABS 25
Anti-theft alarm system
Activating 86
Canceling alarm 87
Deactivating 86
Anti-theft systems 85
Anti-theft alarm system 85
Anti-theft alarm system indicator
lamp 27
Immobilizer 85
Tow-away alarm 87
Armrest
Storage compartment in front of 233,
234
Storage compartment in front of
armrest 233
Ashtray 238
Aspect ratio 309
At the gas station 270
ATF (automatic transmission fluid) 279
Page 429 of 458

427 Index
AUDIO menu 141
Selecting CD track 143
Selecting MP3-CD track 143
Selecting radio station 142
Selecting satellite radio* station 142
Audio system
CD mode 144
Auto-dimming for rear view mirror 178
Automatic central locking
Activating/deactivating (control
system) 161
Automatic climate control 184
Air recirculation mode 190
Defrosting 190
Rear window defroster 193
Setting the temperature 187
Automatic headlamp mode 126
Automatic lighting control
Activating 130
Deactivating 131
Automatic locking when driving 110
Automatic shift program
Automatic transmission 171Automatic transmission 165
Accelerator position 172
Automatic shift program 171
Emergency operation (Limp Home
Mode) 177
Fluid level 279
Gear ranges 168
Gear selector lever position 165, 169
Gear shifting malfunctions 177
Kickdown 172
Kickdown, manual shift program CL 55
AMG and CL 65 AMG 176
Manual shift program CL 55 AMG and
CL 65 AMG 175
Manual shifting 167
One-touch gearshifting 167
Starting the engine 48
Steering wheel gearshift control CL 55
AMG and CL 65 AMG 173
Transmission fluid 279
Auxiliary fuse box 395B
BabySmartTM
Air bag deactivation system 74
Compatible child seats 74, 419
Self-test 74
BabySmartTM air bag deactivation
system 419
Backrest supports
Lumbar region 118
Shoulder region 117
Backup lamps 374, 378
Bulbs 374
Bar 309
BAS 81, 419
Messages in display 339
Batteries, SmartKey
Check lamp 93
Replacing 371
Battery discharged
Jump starting 389
Battery, SmartKey
Checking the batteries 93
Page 431 of 458

429 Index
Central locking
Automatic 110
From inside 111
Switch 111
Switching on/off (control
system) 161
Unlocking from inside 111
Central locking switch 111
Change of address or ownership 12
Changing
Key setting 162
Vehicle level 222
Changing CDs 144
Charcoal filter 192
Activating 192
Deactivating 192
Charging
Vehicle battery 387
CHECK ENGINE malfunction indicator
lamp 328, 329Checking
Coolant level 279
Oil level 272, 274
Oil level via control system 275
Tire inflate pressure 272
Vehicle lighting 272
Checking the batteries
SmartKey 93
Child safety 72
Air bags 64
Infant and child restraint systems 68,
72
LATCH child seat mounts 77
Child safety switch see Blocking of rear
window operation 78
Cigarette lighter 239Cleaning
Cup holder 322
Distronic* system sensor cover 320
Gear selector lever 322
Hard plastic trim items 322
Headlamps 178
Headliner and shelf below rear
window 322
Instrument cluster 322
Leather upholstery 323
Light alloy wheels 322
Nubuck leather upholstery 323
Parktronic* system sensor 320
Plastic and rubber parts 323
Seat belts 322
Steering wheel 322
Upholstery 323
Windows 321
Windshield 55
Wiper blades 320
Wood trims 323
Cleaning tires 285
Page 439 of 458

437 Index
Indicator lamps see Lamps, indicator and
warning
Infant and child restraint systems 72
Installing 76
LATCH child seat mounts 77
Information
About service and warranty 10
Button for Tele Aid* 246
Inside rear view mirror
Auto-dimming 178
Installing
Infant and child restraint systems 76
Wiper blades 380
Instrument cluster 23, 24, 133, 421
Cleaning 322
Coolant temperature gauge 134
Illumination 133
Multifunction display 136
Outside temperature indicator 135
Selecting language 157
Instruments and controls see Cockpit 22Integrated remote control
Canadian programming 254
Erasing memory 255
Hand-held transmitter 252
Operating 255
Rolling code programming 253
Interior illumination
Delayed switch-off 160
Interior lighting 130
Activating automatic control 130
Deactivating automatic control 131
Manual operation 131
Reading lamps 131
Interior rear view mirror
Adjusting 43
J
Jump starting 389K
Key, mechanical 367
Key, SmartKey
Loss of 94
Remote control 90
Restoring to factory setting 93
Starting the engine 48
Turning off the engine 59
Unlocking with 32
Key, SmartKey with KEYLESS-GO*
Remote control 94
Key, SmartKey, SmartKey with KEY-
LESS-GO*
Replacing the battery 371
Key-dependency memory
Settings 162
KEYLESS-GO* 421
Activating ignition with 36
Locking the vehicle 99
Messages in display 350
Starting the engine 49
Turning off engine 59