Display messages
Possible causes/consequences and MM Solutions
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If the display message does not disappear: consult a qualified specialist workshop.
Û
48 V Battery See Opera-
tor's Manual
*The 48 V on-board electrical system has function restrictions. Convenience functions may be restricted.
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Consult a qualified specialist workshop immediately.
Cannot Start Engine See
Operator's Manual
*The charge level of the 48 V battery is too low. You can no longer start the engine.
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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‐
tion point of the 12 V battery (/ page 503).
The 48 V battery is charged via the voltage converter in the vehicle.
Engine Can Now Be Started
*The 48 V battery has been charged automatically via the voltage converter.
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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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Please Wait Charging 48 V
Battery…
*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 Engine
Can Now Be Started display message will be shown on the multifunction display.
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Start the engine.
Display messages and warning/indicator lamps
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