Mercedes-Benz 2006 E -Class Wagon Operator's Manual page 401

Practical hints
What to do if ...
Display symbol Display messages
ú
(USA only) Engine
Service
±
(Canada only)
B
Coolant
Check level
Warning!
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.
400
Possible cause/consequence
There may be a malfunction in the:
fuel injection system
ignition system
exhaust system
fuel system
The coolant level is too low.
!
G
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.
Possible solution
Have the measuring system checked
by an authorized Mercedes-Benz
Center.
Add coolant ( page 321).
If you have to add coolant frequently,
have the cooling system checked by
an authorized Mercedes-Benz Center.
Do not drive without sufficient amount
of coolant in the cooling system. The
engine will overheat causing major en-
gine damage.