372 Practical hints
What to do if …
When the message At next gas station
add 1.0 qt engine oil
(Canada: 1.0 l)
appears while the engine is running and at
operating temperature, the engine oil level
has dropped to approximately the mini-
mum level.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
service station where the engine oil should
be topped to the required level with an
approved oil specified in the Factory
Approved Service Products pamphlet.
Display symbolDisplay messagesPossible cause/consequencePossible solution
NEngine oil level
Visit workshopThe engine oil has dropped to a critical
level.Check the engine oil level
(
page 299) and add oil as required
(
page 300).
If you must add engine oil frequently,
have the engine checked for possible
leaks.
Oil sensor malfunction
Visit workshopThe 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.
375 Practical hints
What to do if …
Display symbolDisplay messagePossible cause/consequencePossible solution
.High beam leftThe left high beam lamp is
malfunctioning.Replace the bulb as soon as possible.
High beam rightThe right high beam lamp is
malfunctioning.Replace the bulb as soon as possible.
License plate lamp,
leftThe left license plate lamp is
malfunctioning.Replace the bulb as soon as possible.
License plate lamp,
rightThe right license plate lamp is
malfunctioning.Replace the bulb as soon as possible.
Light sensor
Drive to workshopThe light sensor is malfunctioning.
The headlamps switch on automatically.In the control system, set lamp
operation to manual (
page 144).
Switch on the headlamps using the
exterior lamp switch (
page 114).
Visit an authorized Mercedes-Benz
Center as soon as possible.
Low beam leftThe left low beam lamp is malfunctioning.Halogen headlamp:
Replace the bulb as soon as possible.
Bi-Xenon* headlamp:
Visit an authorized Mercedes-Benz
Center as soon as possible.
443 Technical terms
ABS
(A
ntilock Brake System)
Prevents the wheels from locking up
during braking so that the vehicle can
continue to be steered.
Accessory weight
(
page 331)
Air pressure
(
page 331)
Alignment bolt
Metal pin with thread. The centering
pin is an aid used when changing a tire
to align the wheel with the wheel hub.
Aspect ratio
(
page 331)BabySmart
TM air bag deactivation
system
This system detects if a special system
compatible child restraint seat is
installed on the front passenger seat.
The system will automatically
deactivate the passenger front air bag
when such a seat is properly installed
(the56indicator lamp located
in the center console comes on and re-
mains illuminated).
BabySmart
TM compatible child seats
Special restraint system for children.
The sensor system for the passenger
seat prevents deployment of the
passenger front air bag if a
BabySmart
TM compatible child seat is
installed. See an authorized
Mercedes-Benz Center for availability.
Bar
(
page 331)BAS
(B
rake Assist System)
System for potentially reducing braking
distances in emergency braking
situations. The system is activated
when it senses an emergency based on
how fast the brake is applied.
Bead
(
page 331)
Bi-Xenon headlamps*
Headlamps which use an electric arc as
the light source and produce a more
intense light than filament headlamps.
Bi-Xenon headlamps produce low
beam and high beam.
CAC
(C
ustomer Assistance Center)
Mercedes-Benz customer service
center, which can help you with any
questions about your vehicle and
provide assistance in the event of a
breakdown.
457 Index
L
Labels 426
Certification 426
Emission control information 426
Emission control vacuum line
routing 426
Lamp sensor
Message in display 375
Lamps, exterior 395, 396
Light sensor 375
Messages in display 374, 375, 376,
377
Lamps, indicator and warning
ABS 25, 350
Battery (SmartKey) 96
Brakes 25, 351
Engine diagnostics 352, 356
Engine malfunction 25, 352–353
ESP
®25, 354
Fog lamps 114
Front passenger front air bag off 27,
66
Fuel reserve 25, 354
High beam headlamps 25
Instrument cluster 350, 356
Low beam headlamps 25Maintenance service indicator 338
Rear fog lamp 114
Seat belt telltale 25
SRS 25, 61, 356
Turn signals 25
Language, Setting 138
LATCH-type child seat anchors see
Children in the vehicle
Leather upholstery, Cleaning and
care of 347
License plate lamps
Messages in display 375
Replacing bulbs 396
Light alloy wheels
Cleaning 346
Technical data 431, 432
Light sensor see Lamp sensor
Lighter see Cigarette lighter
Lighting
Parking lamps 114
Lighting, Exterior and interior 114
Limp-Home Mode 168
Loading see Vehicle loading
Loading terminology 331
Loading the vehicle 308
Locator lighting 117, 145Locking knob 445
Loss of keys 98
Loss of Service and Warranty Information
Booklet 425
Low beam headlamps
Indicator lamp 25
Messages in display 375, 376
Replacing bulbs 395, 398
Switching on 48
Lubricants 436
Technical data 436
Lumbar support* 109
M
Main dimensions 435
Main fuse box
In passenger compartment 421
Main odometer 125
