buttons MERCEDES-BENZ S CLASS 2005 Owner's Guide

440 Technical termsLine of fall
The direct line that an object moves
downhill when influenced by the force
of gravity alone.
Lock button
Button on the door which indicates
whether the door is locked or un-
locked. Pushing the lock button down
on an individual door from inside will
lock that door.
Maintenance System (U.S. vehicles)
Maintenance service indicator in the
multifunction display that informs the
driver when the next vehicle mainte-
nance service is due. The Maintenance
System in your vehicle tracks distance
driven and the time elapsed since your
last maintenance service, and calls for
the next maintenance service accord-
ingly.
Memory function
Used to store three individual seat,
steering wheel and exterior mirror posi-
tions for each SmartKey or SmartKey
with KEYLESS-GO*.MON
(M
otor O
ctane N
umber)
The Motor Octane Number for gasoline
as determined by a standardized meth-
od. It is an indication of a gasoline's
ability to resist undesired detonation
(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.
Multifunction display
Display field in the speedometer used
to present information provided by the
control system.
Multifunction steering wheel
Steering wheel with buttons for operat-
ing the control system.Overspeed range
Engine speeds within the red marking
of the tachometer dial. Avoid this en-
gine sp ee d ra nge , a s i t m ay re sul t in s e-
rious engine damage that is not
covered by the Mercedes-Benz Limited
Warranty.
Parktronic system (Parking assist)*
System which uses visual and acoustic
signals to assist the driver during park-
ing maneuvers.
Poly-V-belt drive
Drives engine components (alternator,
AC compressor, etc.) from the engine.

458 IndexMP3-CD operation
Selecting tracks 150
Mph or km/h in speedometer 163
Multicontour backrest* 122
Multifunction display 143, 440
Selecting language 164
Standard display 147
Multifunction display messages
ABC 349, 354
ABS 350
BAS 351
Brake fluid 357
Brake pads 357
Check engine 340, 341
Coolant 359
Coolant level 358
Distronic* 351
Doors 361
Engine 340, 341
Engine oil level 362
Entry position 364Hood 364
Lamps 367
Parking brake 356
Selector lever 353
SmartKey 364
SmartKey with KEYLESS-GO* 364
TeleAid 370
Telephone* 370
Tires 372–378
Trunk 371
Washer fluid 371
Multifunction steering wheel 26, 144,
440
Buttons 144
N
Navigation system
Operating 155
See separate COMAND* operating in-
structions
Night security illumination 133
Normal occupant weight 323
Nubuck leather upholstery
Cleaning 336O
Occupant distribution 323
Occupant safety 60
Air bags 61
Children and air bags 62
Children in the vehicle 71
Fastening the seat belt 43
Infant and child restraint systems 71
LATCH child seat anchors 76
Seat belts 43, 64
Oil
Adding 291
Consumption 287
Dipstick 287
Filler neck 291
Viscosity 439
Oil level
Checking 285
Oil level via control system
Checking 288