Page 503 of 539

502 Technical termsControl system
The control system is used to call up
vehicle information and to change
component settings. Information and
messages appear in the multifunction
display. The driver uses the buttons on
the multifunction steering wheel to
navigate through the system and to ad-
just settings.
Cruise control
Driving convenience system for
automatically maintaining the vehicle
speed set by the driver.
Curb weight
(
page 365)
DOT
(Department o
f Transportation)
(
page 365)
DSR
(Downhill S
peed R
egulation)
Driving convenience system for auto-
matically maintaining the vehicle speed
on downhill driving.Engine number
The number set by the manufacturer
and placed on the cylinder block to
uniquely identify each engine
produced.
Engine oil viscosity
Measurement for the inner friction (vis-
cosity) of the oil at different tempera-
tures. The higher the temperature an
oil can tolerate without becoming thin,
or the lower the temperature it can tol-
erate without becoming viscous, the
better the viscosity.
ESP
®(Electronic S
tability Pr
ogram
®)
Improves vehicle handling and direc-
tional stability.
ETD
(E
mergency T
ensioning D
evice)
Device which deploys in certain frontal
and rear collisions exceeding the
system’s threshold to tighten the seat
belts.
->SRSFSS PLUS (Canada vehicles)
(F
lexible S
ervice S
ystem PLUS)
Maintenance service indicator in the
multifunction display that informs the
driver when the next vehicle mainte-
nance service is due. FSS evaluates en-
gine temperature, oil level, vehicle
speed, engine speed, distance driven
and the time elapsed since your last
maintenance service, and calls for the
next maintenance service accordingly.
GAWR
(G
ross A
xle W
eight R
ating)
The GAWR is the maximum permissible
axle weight. The gross vehicle weight
on each axle must never exceed the
GAWR for the front and rear axle indi-
cated on the certification label located
on the driver’s door pillar.
Page 505 of 539

504 Technical termsMaximum tire inflation pressure
(
page 366)
Modular COMAND System
Information and operating center for
vehicle sound and communications
systems, including the radio and the ra-
dio and navigation system, as well as
for other optional equipment (CD
changer, telephone, etc.).
Memory function*
Used to store three individual seat,
steering wheel and exterior mirror
positions.
MON
(Motor 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
The display field in the instrument clus-
ter used to present information provid-
ed by the control system.
Multifunction steering wheel
Steering wheel with buttons for operat-
ing the control system.
Normal occupant weight
(
page 366)
OCS
(Occupant C
lassification S
ystem)
The system automatically turns the
front passenger front air bag on or off
based on the classified occupant size
category determined by weight sensor
readings from the seat.
Overspeed 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.Parktronic (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.
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
Page 524 of 539

523 Index
Operating
CD player 158
Garage door opener 294
Integrated remote control 294
Radio 157
Radio transmitters 320
Telephone* 178
Vehicle outside the USA or
Canada 13
Operating safety 17
Operator’s Manual 10
Ornamental moldings 377
Outside temperature indicator 149
Overhead control panel 29
Overspeed range 504P
Paintwork 375
Panic alarm 91
Panic button on SmartKey 91
Panic button on SmartKey with
KEYLESS-GO* 91
Parcel net in front passenger
footwell 270
Parking 301
Parking and locking 60
Parking brake 52, 61
Engaging 61
Message in display 409
Releasing 52
Parking position*
Exterior rear view mirrors 174
Parking, standing lamp
Replacing bulbs 443
Parking/standing lamp bulb
Replacing 448
Parktronic (Parking assist)* 504
Parktronic system*
Cleaning system sensor 377
Range of the sensors 255
Sensor cover 377Parktronic*
Warning indicators 256
Parktronic* system
Malfunction 258
Switching off 257
Switching on 257
Parktronic* system (Parking assist) 254
Partition net* 263
Engaging 263
Removing 264
Tightening 264
Parts see Parts service
Parts service 482
Passenger compartment 319
Passenger safety see Occupant safety
Pedals 299
Phone book*
Loading 180
Quick search 180
Phone number*
Dialing 180
Redialing 181
Plastic and rubber parts
Cleaning 380