Mercedes-Benz CLS Owner's Manual page 406

Display messages
Ý
Please wait 48 V battery
charging
Cannot start engine See
Owner's Manual
Motor can be started again
Possible causes/consequences and
* The 48 V battery is discharged. You have switched on the ignition while the 12 V battery was being charged with a
suitable charger or while another vehicle was providing starting assistance.
The discharged 48 V battery is charged automatically via the voltage converter. After a few minutes, the
be started again display message will be shown on the multifunction display.
Start the engine.
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Drive the vehicle for a while to charge the 12 V battery and the 48 V battery after disconnecting the charger
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from the vehicle.
If the Motor can be started again
Try to start the engine again.
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If the engine does not start, consult a qualified specialist workshop.
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* The charge level of the 48 V battery is too low. You can no longer start the engine.
Switch off electrical consumers that are not required.
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Connect a suitable charger approved for Mercedes-Benz with sufficient charge output to the jump-start connec‐
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tion point of the 12 V battery (
The 48 V battery is charged via the voltage converter in the vehicle.
* The 48 V battery has been charged automatically via the voltage converter.
Start the engine and drive the vehicle for a while to charge the 12 V battery and the 48 V battery.
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Display messages and warning/indicator lamps 403
M M Solutions
display message does not appear after a few minutes:
page 318).
/
Motor can