See also:

Switching on/off
The three blue indicator lamps in the buttons indicate the ventilation level you have selected. If the battery voltage is too low, the seat ventilation may switch off. ► Make sure that ...

Activation conditions
You can activate the HOLD function if: • the vehicle is stationary. • the engine is running. • the driver's door is closed or your seat belt is fastened. • the parking brake is not applied. • the ...

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 ...