Mercedes-Benz S-Class 2020 Owner's Manual page 524

Engine
Display messages
To switch off the engine,
press the Start/Stop but-
ton for at least 3 seconds
or 3 times.
+
Top up coolant See Own-
er's Manual
ÿ
Coolant Stop vehicle
Switch engine off
Possible causes/consequences and
* You have pressed the start/stop button while the vehicle is in motion.
Information about switching off the engine while driving (
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* The coolant level is too low.
* NOTE Engine damage due to insufficient coolant
Avoid long journeys with insufficient coolant.
#
Add coolant ( page 363).
/
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Have the engine cooling system checked at a qualified specialist workshop.
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* The coolant is too hot.
Stop the vehicle immediately in accordance with the traffic conditions and switch off the engine.
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Display messages and warning/indicator lamps 521
M M Solutions
page 200).
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