Premium-grade unleaded gasoline

To ensure the longevity and full To ensure the longevity and full performance of the engine, only premiumgrade unleaded gasoline may be used.
If there is no premium-grade unleaded gasoline available and regular-grade unleaded gasoline may be used; please observe the following precautions:
- only fill the fuel tank to half full with regular-grade unleaded gasoline and fill the rest with premium-grade unleaded gasoline as soon as possible.
- do not drive at the maximum speed.
- avoid sudden acceleration.
- if the vehicle is carrying a light load, e.g. two passengers without luggage, do not allow the engine to rev above 3,000 rpm.
- if the vehicle is fully loaded or is being operated in mountainous terrain, do not depress the accelerator pedal further than 2/3 of the pedal travel.

    See also:

    Showing the distance display
    This function is only available with DISTRONIC PLUS. Press the or button on the steering wheel to select the DriveAssist menu. Press the or button to select Distance Display. Pre ...

    Setting the temperature in the rear compartment using the rear control panel
    Turn the SmartKey to position 2 in the ignition lock. To increase/reduce: press rocker switch 12 or 17 up or down. Only change the temperature setting in small increments. Start at 72 °F (22 ...

    Storing a phone number which has not yet been stored
    Introduction For incoming calls from a person who is not in the address book, COMAND displays the phone number in the call list. You can save this entry. Storing as a new entry in the address ...