See also:

Unlocking the driver's door (mechanical key)
If the vehicle can no longer be unlocked with the SmartKey, use the mechanical key. If you use the mechanical key to unlock and open the driver's door, the anti-theft alarm system will be trigg ...

Service and literature
Your vehicle is covered under the terms of the warranties printed in the Service and Warranty Information booklet. Your authorized Mercedes-Benz Center will exchange or repair any defective parts ...

Setting the airflow
► Turn the SmartKey to position 2 in the ignition lock. ► To increase/reduce: press the button. Vehicles with Voice Control System: when the Voice Control System is switched on, the ...