Mercedes-Benz S 450 4MATIC, Operator'S Manual

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681
Practical hints
What to do if …?
Display Possible cause/consequence Possible solution
Coolant Low
Stop Vehicle
Turn Engine Off The poly-V-belt could be broken.
왘
Stop the vehicle in a safe location or as soon
as it is safe to do so and immediately turn off
the engine.
왘
Engage the electronic parking brake
(
컄
page 422).
왘 Check the poly-V-belt.
If it is broken:
왘
Do not continue to drive. Otherwise the en-
gine will overheat due to an inoperative water
pump which may result in damage to the en-
gine.
왘
Notify an authorized Mercedes-Benz Center.
If it is intact:
왘 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.
왘
Observe the coolant temperature gauge in
the instrument cluster (
컄
page 28).
(Continued on next page)