Page 338 of 442

338 Practical hintsWhat to do if …Display symbol
Display messages
Possible cause
Possible solution
.
High beam,
left
The left high beam lamp is malfunction-
ing.
Replace the bulb as soon as possible.
High beam,
right
The right high beam lamp is malfunction-
ing.
Replace the bulb as soon as possible.
License plate lamp,
left
The left license plate lamp is malfunction-
ing.
Replace the bulb as soon as possible.
License plate lamp,
right
The right license plate lamp is malfunc-
tioning.
Replace the bulb as soon as possible.
Lamp sensor
Visit workshop!
The lamp sensor is malfunctioning. The
headlamps switch on automatically.
In the control system, set lamp opera-
tion to manual mode (
page 146).
Switch on headlamps using the exteri-
or lamp switch.
Low beam, left
The left low beam lamp is malfunctioning.
Visit an authorized Mercedes-Benz
Center as soon as possible.
Low beam, right
The right low beam lamp is malfunction-
ing.
Visit an authorized Mercedes-Benz
Center as soon as possible.
Page 341 of 442
341 Practical hints
What to do if …
Display symbol
Display messages
Possible cause
Possible solution
H
Tire pres. monitor
not activated!
The tire inflation pressure monitor* is un-
able to monitor the tire pressure due to
the presence of several wheel sensors
in the vehicle.
excessive wheel sensor tempera-
tures.
a nearby radio interference source.
unrecognized wheel sensors mount-
ed.
Check the tire pressure at the next
service station.
Tire pres. monitor
Pres. display after
driving a few mins. Re-
activate using R button
The tire pressure is being checked.
Warning!
G
Do not drive with a flat tire. A flat tire affects
the ability to steer or brake the vehicle.
You may lose control of the vehicle. Contin-
ued driving with a flat tire will cause exces-
sive heat build-up and possibly a fire.
Page 342 of 442

342 Practical hintsWhat to do if …Display symbol
Display messages
Possible cause
Possible solution
H
Tire pres. monitor
Visit workshop!
The tire inflation pressure monitor is mal-
functioning.
A wheel without proper sensor was in-
stalled.
Have the tire inflation pressure moni-
tor checked by an authorized
Mercedes-Benz Center.
Change the wheel (
page 370).
Tire pres.
Caution, tire defect!
The tire pressure has decreased signifi-
cantly in one or more tires.
Check and correct tire pressure as re-
quired (
page 290).
Tire pres.
Caution, tire defect
One or more tires is deflating.
Carefully bring the vehicle to a halt,
avoiding abrubt steering and braking
maneuvers.
Change the wheel (
page 370).
Tire pres.
Check tires!
The tire pressure in one or more tires is
already below the minimum value.
The tire pressure in one or more tires is
low.
Carefully bring the vehicle to a halt,
avoiding abrubt steering and braking
maneuvers.
Change the wheel (
page 370).
Warning!
G
Do not drive with a flat tire. A flat tire affects
the ability to steer or brake the vehicle.
You may lose control of the vehicle. Contin-
ued driving with a flat tire will cause exces-
sive heat build-up and possibly a fire.
Page 411 of 442

411 Technical terms
ABS
(A
ntilock B
rake S
ystem)
Prevents the wheels from locking up
during braking so that the vehicle can
continue to be steered.
ADS
(A
daptive D
amping S
ystem)
Automatically adapts the optimum sus-
pension damping to prevailing driving
conditions.
Airmatic DC
(A
irmatic D
ual C
ontrol)
Automatically selects the optimum sus-
pension tuning and ride height for your
vehicle. Airmatic consists of two com-
ponents:
Adaptive Damping System
Vehicle level control
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 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 indicator
lamp located in the center console
comes on). See your 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 airbag if a BabySmart
TM
compatible child seat is installed.
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
a 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.
CAN system
(C
ontroller A
rea N
etwork)
Data bus network serving to control ve-
hicle functions such as door locking or
windshield wiping.
Cockpit
All instruments, switches, buttons and
indicator/warning lamps in the passen-
ger compartment needed for vehicle
operation and monitoring.
Page 418 of 442

418 IndexAir vents, rear passenger compartment
Adjustable 195
Air volume
Adjusting 178, 179, 190
AIRBAG OFF indicator lamp 317
Airbags 57
BabySmartTM airbag deactivation
system 411
Children 58
Front 61
Passenger 61
Safety guidelines 60
Side impact 61
Window curtain 61
Airmatic DC (Dual Control)* 226
Alarm
Audible 73, 85
Canceling 85
Visual 84
Alarm system
Anti-theft 84
Alignment bolt (vehicle tool kit) 352,
372, 411Antiglare
Automatic 168
Antilock brake system (ABS) 411
Anti-theft alarm system
Arming 84
Canceling alarm 85
Disarming 84
Anti-theft systems 83
Anti-theft alarm system 84
Immobilizer 83
Tow-away alarm 85
Aquaplaning see Hydroplaning 271
Ashtray 246
At the gas station 278
AUDIO menu 134
Selecting radio station 134
Selecting satellite radio* station 135
Audio system
CD mode 135
Automatic antiglare for rear view
mirror 168
Automatic central locking
Activating/deactivating (control
system) 149Automatic climate control
Temperature sensor 27
Automatic climate control* 184
Adjusting air distribution 189
Adjusting air volume 179, 190
Air recirculation mode 191
Defrosting 190
Rear window defroster 173
Residual heat utilization 194
Residual ventilation 194
Setting the temperature 188
Automatic headlamp mode 120
Automatic lighting control
Activating 124
Deactivating 125
Automatic locking when driving 106
Automatic transmission 158
Accelerator position 164
Emergency operation (Limp Home
Mode) 167
Gear ranges 160
Gear selector lever position 161
Gear shifting malfunctions 167
Kickdown 164
Page 420 of 442

420 IndexC
CAC (Customer Assistance Center) 411
Calling up
Distronic* settings 136
Range (distance to empty) 154
Service indicator 298
CAN system 411
Cargo tie-down rings 241
CD player
Operating 135
Center console
Lower part 26
PASSENGER AIRBAG OFF indicator
lamp 317
Upper part 25
Centigrade
Setting temperature units 141
Central locking
Automatic 106
From inside 107
Switch 107
Switching on/off (control
system) 149
Unlocking from inside 107Central locking switch 107
Changing
Batteries (SmartKey with
KEYLESS-GO*) 355, 356
Batteries (SmartKey) 355, 356
Smartkey setting 150
Vehicle level 228
Charcoal filter 192
Activating 192
Deactivating 193
Charging
Vehicle batteries 377
CHECK ENGINE malfunction indicator
lamp 313
Checking
Coolant level 285
Oil level 279, 282
Tire inflation pressure 279
Vehicle lighting 279
Child safety 65
Airbags 58
Infant and child restraint systems 62,
65
LATCH child seat anchors 71Child safety switch see Blocking of rear
window operation 72
Cigarette lighter 247
Cleaning
Headlamps 170
Light alloy wheels 305
Parktronic* system sensor 305
Windshield 49
Wood trims 308
Climate control 174
Adjusting 178
Defrosting 179
Setting the temperature 178
Clock 144
Closing
Glove box 242
Panorama sliding/pop-up roof 206
Panorama sliding/pop-up roof with
KEYLESS-GO* 209
Panorama sliding/pop-up roof* with
KEYLESS-GO* 200
Roller sunblinds 205
Side windows 198
Page 423 of 442

423 Index
Distronic* 214, 412
Activated 218
Activating 219
Calling up settings 136, 217
Cleaning system sensor 305
Cruise control lever 218
Deactivated 218
Deactivating 221
Deceleration 217
Decreasing distance 222
Displays in the speedometer dial 216
Distance warning function 222
Driving hints 223
Increasing distance 222
Intermittent signal tone 216
Menu 217
Messages in display 320
Sensor cover 305
Setting a higher speed 219
Setting a slower speed 220
Setting the current speed 219
Setting the following distance in
Distronic 221
Warning and indicator lamps 216Door control panel 28
Door entry lamps 125
Door handle 28
Door unlock
With Tele Aid* 257
Doors
Message in display 332
Opening from inside vehicle 97
Opening from outside 94
Downhill driving
Cruise control 212
Downshifting 159
Drive-Dynamic seat* 112
Driving
General instructions 40
Hydroplaning 271
In winter 273
Problems 50
Safety systems 74
With Distronic* 223
Driving hints
SBC brake system 81
Driving instructions 267
Driving off 270Driving safety systems
4MATIC 82
ABS 74
BAS 76
ESP 76, 412
SBC brake system 79
Driving systems 211
Airmatic DC* 226
Cruise control 211
Distronic* 214
Driving safety systems 74
Vehicle level control 227
DTR see Distronic* 412
Dual control*
Airmatic DC* 226
E
Easy-entry/exit
Message in display 327, 347
Easy-entry/exit feature* 108
Activating 150
Interrupting movement 108, 151
Electrical fuses 385
Electrical system 397
Page 427 of 442

427 Index
Interior lighting 124
Activating automatic control 124
Deactivating automatic control 125
Delayed switch-off 149
Manual operation 125
Interior rear view mirror
Adjusting 38
Interior storage spaces 242
Glove box 242
J
Jack 350
Jump starting 378
K
Key, Mechanical 353
Key, SmartKey
Changing the batteries 355, 356
Key, SmartKey with KEYLESS-GO*
Changing the batteries 355, 356KEYLESS-GO*
Activating ignition with 33
Closing
Trunk 102, 103
Closing panorama sliding/pop-up
roof* 200, 203
Closing side windows 200, 203
Closing sliding/pop-up roof* 200,
203
Factory setting 94
Global locking 94
Global unlocking 94
Important notes 92
Locking the vehicle 96
Remote controls 91
Starting the engine 44
Turning off engine 53
Unlocking and opening, trunk lid 95
Unlocking with 32
Kickdown 164, 413
Kilometers/miles in speedometer 141
Km/h or mph in speedometer 141L
Lamp bulbs, exterior 359
Lamps, exterior
Front 359
Light sensor 338
Messages in display 338–??
Replacing bulbs for rear 360, 363
Lamps, indicator and warning
ABS 310
Airbag Off 61
Battery (SmartKey) 89, 94
Brakes 312
CHECK ENGINE 313
Coolant 314
DTR* 216
Engine diagnostics 313
ESP 311
Fuel reserve 313
SBC 79
Seat belts 313, 315
Service indicator 297
SRS 57