Mercedes-Benz C-Class Saloon 2022 Owner's Manual page 531

528 Display messages and warning/indicator lamps
Display messages
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Stop vehicle Leave vehicle
on to charge the 12 V bat-
tery
Û
Stop vehicle See Owner's
Manual
Û
Battery overheated Stop,
everybody out! Outdoors if
possible
Possible causes/consequences and
* The 12 V battery charge level is too low.
Stop the vehicle immediately in accordance with the traffic conditions. Do not continue driving.
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Leave the vehicle running
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If the display message disappears: drive on.
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If the display message does not disappear: consult a qualified specialist workshop.
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* The 48 V on-board electrical system is malfunctioning.
Stop the vehicle immediately in accordance with the traffic conditions. Do not continue driving.
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Switch off the vehicle.
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Consult a qualified specialist workshop.
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* The 48 V battery is overheating. There is a risk of fire.
Stop the vehicle immediately in accordance with the traffic conditions.
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If possible, stop the vehicle in the open air and ensure that all vehicle occupants get out.
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Supporting vehicle functions may activate automatically, e.g. air-recirculation mode as part of climate control.
Do not continue driving.
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If smoke is present, leave the danger zone and call the fire service immediately.
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Consult a qualified specialist workshop even if there are no external signs of a fire.
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Solutions
M