See also:

System self-test
The indicator lamp illuminates when you: turn the SmartKey to position 1 or 2 in the ignition lock on vehicles with KEYLESS-GO, press the Start/Stop button once or twice If an adult occupa ...

Displaying the range and current fuel consumption
Press the or button on the steering wheel to select the Trip menu. Press the or to select the current fuel consumption and the approximate range. The approximate range that can be ...

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 ...