Page 111 of 417
110 Controls in detailLightingHazard warning flasher
The hazard warning flasher can be
switched on at all times, even with the
SmartKey removed from the starter
switch.
The hazard warning flasher switches on
automatically when an airbag deploys.
The hazard warning flasher switch is
located on the upper part of the center
console.
1Hazard warning flasher switchSwitching on hazard warning flasher
Press hazard warning flasher
switch1.
All turn signals are flashing.Switching off hazard warning flasher
Press hazard warning flasher switch1
again.
iWith the hazard warning flasher
activated and the combination switch
set for either left or right turn, only the
respective turn signals will operate
when the ignition is switched on.
iIf the hazard warning flasher has been
activated automatically, press hazard
warning flasher switch1 once to
switch it off.
Page 304 of 417

303 Practical hints
What to do if ...
Lamp in center consoleProblem
Possible cause
Suggested solution
PASSENGER AIRBAG OFF
The front passenger front airbag
off indicator lamp comes on.
A BabySmart
TM1
child seat is installed on the
front passenger seat. Therefore the passen-
ger front airbag is switched off.
1BabySmart
TM is a trademark of Siemens Automotive Corp.
The system is malfunctioning when there is
no BabySmart
TM child seat installed on the
front passenger seat.
Have the system checked at an autho-
rized Mercedes-Benz Center as soon
as possible.
PASSENGER AIRBAG OFF
The front passenger front airbag
off 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.
Check installation of the child seat.
If the indicator lamp remains out:
Have the system checked at an autho-
rized Mercedes-Benz Center as soon
as possible.
Do not use the BabySmart
TM restraint to
transport children on the front passenger
seat until the system has been repaired.
Page 386 of 417

385 Technical terms
ABS
(A
nti-lock B
raking S
ystem)
Prevents the wheels from locking up
during braking so that the vehicle can
continue to be steered.
Accessory weight
(
page 278)
ACL
(Airbrake/C
entral L
ocking)
Controls the locking mechanism of the
Airbrake and the central locking sys-
tem.
Air pressure
(
page 278)
Aspect ratio
(page 278)BabySmart
TM1
airbag 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 airbag when such a
seat is properly installed (PASSENGER
AIRBAG OFF warning lamp on the lower
centre console lights up).
BabySmart
TM
compatible child seats
Special restraint system for children.
The sensor system for the passenger
seat prevents deployment of the pas-
senger front airbag if a BabySmart
TM
compatible child seat is installed. See
an authorized Mercedes-Benz Center
for availability.
Bar
(
page 278)BAS
(B
rake As
sist 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.
Bead
(
page 278)
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
(Customer 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.
1BabySmart
TM is a trademark of Siemens
Automotive Corp.
Page 392 of 417

391 Index
A
ABS 79, 385
Indicator lamp 29, 297
Messages in the multifunction
display 306
ABS/ESP
Warning lamp 29, 296
Accelerator position, automatic
transmission 173
Accessory weight 278
Accident
In case of 55
ACL 385
Messages in the multifunction
display 308
Activating
Air circulation mode 188
Air conditioning (cooling) 192
Anti-theft alarm system 91
Central locking (control system) 135
ESP 84
Exterior headlamps 51
Exterior lamps 106
Headlamps 51
High beams 109
Immobilizer 58, 90Manual gearshift program 175
Rear window defroster 181
Residual heat 190
Tow-away alarm 92
Windshield wipers 53
Adding
Coolant 249
Engine oil 248
Additional turn signals (exterior
mirror) 347
Adjusting
Air distribution 187
Air volume 186
Mirrors 43
Seat angle 42
Seat fore and aft 42
Seat height 42
Seats 41
Steering column height 43
Steering column length 43
Steering wheel 42
Air conditioner refrigerant 377
Air conditioning (cooling)
Turning off 192
Turning on 192
Air pressure 278Air pressure see Tire inflation pressure
Air recirculation mode 188
Air volume adjustment 186
Airbags 63
Children 64
Front 68
Head-thorax 68, 69
Knee 68
Passenger 68
Airbrake 31, 87
Automatic mode 89
Emergency braking 89
Manual mode 88
Message in the multifunction
display 318
Test Mode 88
Warning lamp 29, 301
Alarm
Audible 78, 90
Canceling 91, 93
Visual 90
Anticorrosion/antifreeze 376, 381
Antiglare
Automatic 179
Page 394 of 417

393 Index
B
BabySmart
TM
Self-test 75
BabySmart
TM airbag deactivation
system 75, 385
BabySmartTM compatible child
seats 385
Back up lamp 347
Bar 278
BAS 79, 81, 385
BAS/ESP
Indicator lamp 296
Batteries, SmartKey
Check lamp 99
Replacing 344
Batteries, vehicle 250
Charging 355
Consumer battery 250, 354
Maintenance 354
Messages in the multifunction
display 310
Starter battery 250
Battery charger 356
Bead 278Bi-Xenon headlamps 385
Body surface 289
Brake fluid 375, 378
Checking 241
Brake lamp
High mounted 347
Brake pads
Messages in the multifunction
display 317
Brake warning lamp 29, 298
Brake/parking lamp 347
Brakes 230
Break-in period 228
Bulbs
Changing 346
Front 347
Messages in the multifunction
display 323
Rear 347
Button
Audio system 146C
CAC 385
CAN system 386
Capacities
Fuels, coolants, lubricants etc. 375
Cargo area see Trunk
Cassette operation
Playing cassettes 152
Catalytic converter 237
CD changer 156
Loading/unloading a CD
magazine 157
Location 157
CD operation 156
CD player
Operating 123
Cellular phone
Delayed switch-off time 205
Inserting the cradle 205
Making calls in hands-free mode 207
Making calls in private mode 206
Re-inserting 206
Removing the cradle 204
Page 395 of 417

394 IndexCenter air vents 31
Center console
Lower part 32
Upper part 31
Center storage compartment 201
Centigrade
Setting temperature units 129
Central locking
Automatic 103
Central locking switch 31, 103
Switching on/off (control
system) 135
Unlocking from inside 103
Changing
Bulbs 346
CDs 156
Charging the batteries (vehicle) 355
Battery charger 356Checking
Brake fluid 241
Coolant level 241, 249
Engine oil level 241
Tire inflation pressure 242
Vehicle lighting 242
Washer reservoir level 242
Child safety
Airbags 64
Automatic child seat recognition 75
Infant and child restraint systems 62
Cigarette lighter 202
Cleaning
Headlamps 178, 293
Vehicle 290
Windows 292
Windshield 53
Wiper blades 291Cleaning tires 255
Clearing
Service display 286
Clock 128
Closing
Hood 246
Trunk lid 102
Windows 193, 194
Windows with SmartKey 195
Cockpit 26, 386
Cold tire inflation pressure 278
Combination switch 27, 51, 109
High beam flasher 51
Windshield wipers 52
Comfort
Shift program mode 173
Compact guide 341
Control and operation of radio
transmitters 237
Page 400 of 417
399 Index
GPS 387
Gross Axle Weight Rating see GAWR
Gross Vehicle Weight Rating see GVWR
Gross Vehicle Weight see GVW
GVW 279
GVWR 279H
Hands-free microphone 33
Telephone 33
Hazard warning flasher 31, 110
Headlamp cleaning system 251
Headlamp shut-off delay see Delayed
shut-off, exterior lamps
Headlamps
Automatic control 106
Cleaning 293
Cleaning system 178, 251
Refilling washer fluid 251
Switching off 57
Switching on 51
Head-thorax airbag 75, 387Height
Seat 42
High beam flasher 51, 109, 347
High beam headlamp indicator 29
High beam headlamps
Switching on 109
High mounted brake lamp 347
High-pressure cleaners 290
Hood 243
Closing 246
Messages in the multifunction
display 318
Opening 243
Horn 27
Hydroplaning 234
Page 401 of 417
400 IndexI
Identification labels
Emission control information
label 366
Vacuum line routing diagram
label 366
Ignition 40
Immobilizer 90
Activating 90
Deactivating 90
Infant and child restraint systems 72
Installing 77
Installing
Infant and child restraint systems 77
Towing eye bolt 359
Wiper blades 348Instrument cluster 28, 113, 387
Coolant temperature gauge 114
Illumination 113
Multifunction display 117
Outside temperature indicator 115
Select language 130
Instrument lighting 113
Interior lighting 33, 111
Automatic control 111
Delayed shut-off 134
Delayed switch-off 134
Manual operation 112
Interior rear view mirror
Adjusting 43
Interior storage spaces 200J
Jump starting 354
K
Key, SmartKey
Battery check lamp 98
Factory setting 98
Loss of 100
Opening 38
Positions in starter switch 40
Remote control 96
Replacing the battery 344
Turning off the engine 58
Kickdown 173, 387
Kilometers/miles in speedometer 129
Kilopascal 279
Knee airbags 68