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Practical hints
What to do if …
Display symbol Display message Possible cause/consequence Possible solution
ú (USA only)
± (Canada only)
Visit workshop
There may be a malfunction in the:
ț fuel injection system
ț ignition system
ț exhaust system
ț fuel system
̈ Have the measuring system
checked by an authorized
Mercedes-Benz Center.
H
Top up coolant
See Operator’s Manual
The coolant level is too low. ̈ Add coolant (୴ page 329).
̈ If you have to add coolant frequent-
ly, 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 could 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 engine damage.