Page 323 of 417
322 Practical hintsWhat to do if ...Left display
Right display
Possible cause
Possible solution
Ï
Differential
overheated!
The differential oil is too hot.
Stop your vehicle safely immediately.
Do not drive any further.
Wait until the instrument cluster display has cleared.
Otherwise you could damage the rear differential.
!The differential warning should not be
ignored. Extended driving with the sym-
bol displayed could result in serious
rea r di ff e renti al da ma ge that i s not c ov-
ered by the Mercedes-Benz Limited
Warranty.
Page 389 of 417

388 Technical termsOverspeed range
Engine speeds within the red marking
on the tachometer dial. Avoid this en-
gine speed range, as it may result in se-
rious engine damage that is not
covered by the Mercedes-Benz Limited
Warranty.
Poly-V-belt drive
Drives engine-components (alternator,
AC compressor, etc.) from the engine.
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/axlesProduction options weight
(
page 279)
Program mode selector switch
Used to switch the automatic transmis-
sion between sport operation (S), com-
fort operation (C) and manual
operation (MAN).
PSI
(Pounds per s
quare i
nch)
(
page 280)
Recommended tire inflation pressure
(page 280)
REST
(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.
Rim
(page 280)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
ANTI-KNOCK INDEX.
SBC brake system
(S
ensotronic B
rake C
ontrol)
Electronically controlled hydraulic
braking system for increased braking
safety and comfort.
Shift lock
When the vehicle is parked, this lock
prevents the gear selector lever from
being inadvertently moved out of posi-
tion P without SmartKey turned and
brake pedal depressed.
Page 397 of 417

396 IndexDeep water see Standing water
Defroster
Rear window 181
Defrosting the windshield 188
Delayed shut-off
Exterior lamps 132
Interior lighting 134
Delayed switch-off
Interior lighting 134
Delayed switch-off time
Cellular phone 205
Department of Transportation see DOT
Differential
Message in the multifunction
display 322
Difficulties
While driving see Problems while driv-
ing
With starting 49
Digital speedometer 122
Direction of rotation (tires) 256
Display elements
Audio system 144Displays
Digital speedometer 122
Maintenance service indicator 286
Showing vehicle status
messages 124
Vehicle status messages 304
Distance to empty (range)
Calling up 138
Door
Handle 34
Message in the multifunction
display 318
Opening 100
Opening from the inside 100
Opening from the outside 100
Opening in an emergency 343
Unlocking from the outside 98
DOT 279
Downhill driving
Cruise control 198
Downshifting 168
Drinking and driving 229Driving 45, 50
Driving abroad 236
Hydroplaning 234
In winter 235
Problems 54
Safety systems 79
Through standing water 236
Driving abroad 236
Driving hints
SBC brake system 86
Driving instructions 229
Driving off 232
Driving safety systems 79
ABS 79
BAS 81
ESP 81
SBC brake system 84
Driving systems 197
Cruise control 197
Driving tips 173
Dust cover 222
Slipping on/off 223
Page 404 of 417

403 Index
Messages
ABS 306
ACL malfunction 308
Airbrake 318
Battery (vehicle) 310
Brake pads 317
Bulbs 323
Coolant 320
Coolant level 319
Differential 322
Doors 318
Engine oil 330
ESP 307
Fuel system 329
Hood 318
Parking brake 316
Reserve fuel 339
SBC brake system 312
Seat belt 318
SmartKey 339
Storage compartment under the
armrest 339
TeleAid 309
Tire 331
Trunk lid 318
Washer fluid 339Miles/kilometers in speedometer 129
Mirrors 43, 179
Auto-dimming for interior rear view
mirror 179
Exterior rear view mirror 43
Interior rear view mirror 43
MON 240, 387
Mph or km/h in speedometer 129
Multifunction display 117, 387
Left 29
Right 29
Selecting language 130
Standard display 117
Multifunction steering wheel 30, 118,
387
Buttons 118
N
Night security illumination 108
Setting 132
Normal occupant weight 279O
Occupant distribution 279
Occupant safety
Children and airbags 64
Octane number 388
Oil see Engine oil
One-touch gearshifting 168
Canceling gear range limit 169
Downshifting 168
Upshifting 169
Opening
Door from the inside 100
Door from the outside 100
Driver’s door in an emergency 343
Hood 243
Trunk 99
Trunk from the inside 101
Trunk in an emergency 342
Vehicle in an emergency 342
Windows 193, 194
Windows with SmartKey 195
With the key 38