See also:

Problems with your vehicle
If you should experience a problem with your vehicle, particularly one that you believe may affect its safe operation, we urge you to contact an authorized Mercedes-Benz Center immediately to h ...

Checking tire pressure electronically
Make sure that the SmartKey is in position 2 in the ignition lock. Press the or button on the steering wheel to select the Service menu. Press the or button to select Tire Pressure. ...

Important notes
In order to prevent the vehicle's battery from discharging, the interior lighting functions are automatically deactivated after some time except for when the SmartKey is in position 2 in the i ...