Mercedes-Benz S-Class 2020 Operator's Manual page 504

502 Display messages and warning/indicator lamps
Display messages Possible causes/consequences and
Vehicle
Display messages
Possible causes/consequences and
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* You are leaving the vehicle when it is in a ready-to-drive state.
Vehicle Ready to Drive
Switch the Ignition Off
Before Exiting
& WARNING Risk of injury and accident due to an insufficient supply of fresh air
If the climate control system is malfunctioning, carbon dioxide levels may increase in the vehicle interior.
Breathing in carbon dioxide may cause dizziness.
Open the window to ensure that there is a sufficient supply of fresh air.
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Open the window to ensure an adequate supply of fresh air.
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Consult a qualified specialist workshop immediately.
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When you leave the vehicle, switch off the ignition, secure the vehicle against rolling away and take the Smart‐
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Key with you.
If you do not leave the vehicle, switch off the electrical consumers, e.g. the seat heating. Otherwise, the 12 V
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battery may discharge and it will then be possible to start the vehicle only with the aid of a second battery
(starting assistance).
M M Solutions
M M Solutions