Page 329 of 442
329 Practical hints
What to do if …
Display symbol
Display messages
Possible cause
Possible solution
?
Visit workshop!
There may be a malfunction in the:
fuel injection system
ignition system
exhaust system
fuel system
Have the measuring system checked
by an authorized Mercedes-Benz Cen-
ter.
B
Coolant
Check level
The coolant level is too low.
Add coolant (
page 285).
If you have to add coolant frequently,
have the cooling system checked by
an authorized Mercedes-Benz Center.
Warning!
G
Do not spill antifreeze on hot engine parts.
Antifreeze contains ethylene glycol which
may burn if it comes into contact with hot
engine parts. You can be seriously burned.
!Do not ignore the low engine coolant
level warning. Extended driving with
the message and symbol displayed
may cause serious engine damage not
covered by the Mercedes-Benz Limited
Warranty.
Do not drive without sufficient amount
of coolant in the cooling system. The
engine will overheat causing major en-
gine damage.
Page 331 of 442
331 Practical hints
What to do if …
Display symbol
Display messages
Possible cause
Possible solution
Ï
Coolant
Stop, engine off!
The poly-V-belt could be broken.
Stop immediately and check the
poly-V-belt.
If it is broken:
Do not continue to drive. Otherwise
the engine will overheat due to an in-
operative water pump which may re-
sult in damage to the engine. Notify
an authorized Mercedes-Benz Center.
If it is intact:
Do not continue to drive the vehicle
with this message displayed. Doing so
could result in serious engine damage
that is not covered by the
Mercedes-Benz Warranty.
Coolant
Visit workshop!
The cooling fan for the coolant is malfunc-
tioning.
Observe the coolant temperature dis-
play.
Have the fan replaced as soon as pos-
sible.
Page 332 of 442
332 Practical hintsWhat to do if …Display symbol
Display messages
Possible cause
Possible solution
G
Display malfunction
The instrument cluster display is malfunc-
tioning.
Continue driving with added caution.
Visit an authorized Mercedes-Benz
Center as soon as possible.
Display malfunction
Visit workshop!
The displays for several systems have
malfunctioned. Some systems them-
selves may also have malfunctioned.
Have the electronic systems checked
by an authorized Mercedes-Benz Cen-
ter.
±
Display malfunction
Visit workshop!
Certain electronic systems are unable to
relay information to the control system.
The following systems may have failed:
Coolant temperature display
Tachometer
Cruise control display
Have the electronic systems checked
by an authorized Mercedes-Benz Cen-
ter.
J
Door open
You are attempting to drive with one or
more doors open.
Close the doors.
