Mercedes-Benz pmn Operator's Manual page 320

Practical hints
What to do if ...
Display symbol Display message
•
Coolant
Stop, engine off!
Coolant
Visit workshop.
318
Possible cause
The poly-V-belt could be broken.
The cooling fan for the coolant is
malfunctioning.
Possible solution
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 inoperative
water pump which may result 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 Limited
Warranty.
Observe the coolant temperature gauge in
the instrument cluster ( page 24).
Drive immediately to the nearest authorized
Mercedes-Benz Center.
Observe the coolant temperature gauge in
the instrument cluster ( page 24).
Have the fan replaced as soon as possible.