Mercedes-Benz GLE Coupe 2023 Operator's Manual page 453

Display messages Possible causes/consequences and
Cannot Start Vehicle See * The state of charge of the 48 V battery is too low. You can no longer start the vehicle.
Operator's Manual
Starting Possible Again * The 48 V battery has been charged automatically via the voltage converter.
Tire pressure monitor
Display messages Possible causes/consequences and
Tire Pressure Monitor Cur- * There is interference from a powerful radio signal source. As a result, no signals from the tire pressure sensor are
rently Unavailable
Solutions
M
Drive the vehicle for a while to charge the 12 V battery and the 48 V battery after disconnecting the charger from
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the vehicle.
If the Starting Possible Again display message does not appear after a few minutes:
Try to start the vehicle.
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If the vehicle does not start, consult a qualified specialist workshop.
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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 connection
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point of the 12 V battery ( page 342).
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The 48 V battery is charged via the voltage converter in the vehicle.
Start the vehicle and drive for a while to charge the 12 V battery and the 48 V battery.
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Solutions
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being received. The tire pressure monitoring system is temporarily unavailable.
The tire pressure monitoring system will restart automatically as soon as the cause has been rectified.
Display messages and warning/indicator lamps 451