oil viscosity MERCEDES-BENZ G55AMG 2004 W463 Owner's Manual

344 Technical termsDifferential locks
On slippery surfaces, differential locks
prevent one wheel of an axle from spin-
ning while the other wheel stands still,
resulting in driving force no longer be-
ing transferred.
Cruise control
Driving convenience system for auto-
matically maintaining the vehicle speed
set by the driver.
Engine number
The number set by the manufacturer
and placed on the cylinder block to
uniquely identify each engine pro-
duced.
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
(E
lectronic 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 sys-
tem's threshold to tighten the seat
belts.
->SRS
FSS
(F
lexible S
ervice S
ystem)
Service indicator in the speedometer
display that informs the driver when
the next vehicle maintenance service is
due.
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.GVW
(G
ross V
ehicle W
eight)
The GVW comprises the weight of the
vehicle including fuel, tools, spare
wheel, installed accessories, passen-
gers and cargo. The GWV must never
exceed the GVWR indicated on the cer-
tification label located on the driver’s
door pillar.
GVWR
(G
ross V
ehicle W
eight R
ating)
This is the maximum permissible vehi-
cle weight. It is indicated on certifica-
tion label located on the driver’s door
pillar.
Gear range
Number of gears which are available to
the automatic transmission for shifting.
The automatic gear shifting process
can be adapted to specific operating
conditions using the gear selector le-
ver.

356 IndexEmergency operation (Limp Home
Mode) 144
Emergency operations
Closing sliding/pop-up roof 292
Locking the vehicle 288
Opening sliding/pop-up roof 292
Remote door unlock 197
Unlocking the tailgate 287
Unlocking the vehicle 287
Emergency tensioning device see ETD
Emission control 222
Emission control label 326
Ending
A call (telephone) 138
Engine
Compartment 227
Message in display 256
Starting with the key 44
Technical data 328
Turning off with the key 52
Engine cleaning 246Engine compartment 227
Hood 227
Engine malfunction indicator lamp 25,
256
Engine number 344
Engine oil 228, 334
Adding 231
Additives 335, 340
Checking level 228
Consumption 228
Display messages 272
Messages in display 229, 271
Oil dipstick 232
Viscosity 344
Engine oil level see Oil level
Enlarged cargo compartment 176
ESP 25, 74, 78, 344
Messages in display 263
Switching off 79
Switching on 81
Synchronizing 263
Warning lamp 257ETD 56, 65, 344
Safety guidelines 60
Exterior lamp switch 104
Exterior lamps
Delayed switch-off 131
Exterior rear view mirrors
Adjusting 38
Parking position for 135
F
Fahrenheit
Setting temperature units 127
Fastening the seat belts 40
Fine adjustment
Cruise control 171
First aid kit 283
Flat tire 306
Lowering the vehicle 310
Mounting the spare wheel 307
Spare wheel 285

363 Index
Oil
Adding 231
Consumption 228
Dipstick 228
Oil dipstick 232
Viscosity 344
Oil level
Checking 226
One-touch gearshifting 141
Canceling gear range limit 141
Downshifting 141
Upshifting 141
Opening
Ashtray 186
Doors from the inside 89
Fuel filler flap 224
Fuel filler flap manually 290
Glove box 183
Hood 227
Side windows 164
Sliding/pop-up roof 166, 292Sliding/pop-up roof in an
emergency 292
Sliding/pop-up roof with
SmartKey 167
Tailgate 89, 90
Windows 164
Windows with SmartKey 165
Operating
CD player 121
COMAND see separate operating in-
structions
Navigation system 122
Radio 121
Radio transmitters 221
Telephone 137
Operator’s Manual 10
Ornamental moldings 246
Outside temperature indicator 114
Overdue service 242
Overhead control panel 29
Overspeed range 345P
Paintwork 245
Panic alarm 73
Panic button on SmartKey 73
Parcel net
In front passenger footwell 186
Parking 51, 209
Parking brake 44, 51
Engaging 51
Message in display 267
Releasing 44
Parking lamp, front
Replacing bulbs 297
Parking lamps
Replacing bulbs 295, 296
Switching on 104
Parking position
Exterior rear view mirrors 103, 135,
153
Parktronic see Rear Parking Assist*
Partition net* 178
Installing behind front seats 179
Installing behind rear seat bench 178
Removing 180
Parts see Spare parts service