276 Practical hintsWhat to do if …When the message
ADD 1.0 Qt. ENGINE
OIL WHEN NEXT REFUELING!
(Canada:
1.0
Liter
) appears while the engine is running
and at operating temperature, the engine
oil level has dropped to approximately the
minimum mark on the dipstick. When this occurs, the warning will first
come on intermittently and then stay on if
the oil level drops further.
Visually check for oil leaks. If no obvious oil
leaks are noted, drive to the nearest ser-
vice station where the engine oil should be
topped to the “full” mark on the dipstick
with an approved oil.
Display symbol
Display message
Possible cause
Possible solution
:
ENGINE OIL
VISIT WORKSHOP!
It may be that there is water in the engine
oil.
Have the engine oil checked.
ENGINE OIL LEVEL
VISIT WORKSHOP!
The engine oil has dropped to a critical
level.
Check the engine oil level
(page 238) and add oil as required.
If you must add engine oil frequently,
have the engine checked for possible
leaks.
ENGINE OIL SENSOR
VISIT WORKSHOP!
The measuring system is malfunctioning.
Have the measuring system checked
by an authorized Mercedes-Benz
Center.!The engine oil level warnings should
not be ignored. Extended driving with
the symbol displayed could result in
serious engine damage that is not
covered by the Mercedes-Benz Limited
Warranty.
362 Index
Washer fluid 283
Multifunction steering wheel 24, 110, 343 Buttons 110
N
Navigation system Operating 117
See separate COMAND* operating in-structions
Night security illumination 100 Setting 127
O
Occupant safety 56 Airbags 57
Children and airbags 58
Children in the vehicle 65
Fastening the seat belt 41
Infant and child restraint systems 65
LATCH child seat mounts 70
Seat belts 41, 60
Odometer, main 23 Oil
Adding 239
Consumption 237
Dipstick 237
Filler neck 240
Viscosity 342
Oil level Checking 235
One-touch gearshifting 140 Canceling gear range limit 140
Downshifting 140
Upshifting 140
Opening Ashtray 203
Doors from the inside 85
Fuel filler flap 233
Fuel filler flap manually 291
Glove box 200
Hood 236
power window with SmartKey 188
Roller sunblind for the sliding/pop-up roof 189 Side windows 187
Sliding/pop-up roof 190, 292
Sliding/pop-up roof in an
emergency 292
Sliding/pop-up roof with SmartKey 192
Trunk 85
Windows 186, 187
Windows with SmartKey 188
Operating Audio system 159
Cassette player 116
CD player 116
COMAND* see separate operating in-structions
Navigation system 117
Radio 115
Radio transmitters 230
Telephone* 134, 159, 179
Operating safety Audio system 159
Operator’s Manual 10
Ornamental moldings 253
