Changing the battery
You require a CR 2025 3 V cell battery.
- Take the mechanical key out of the SmartKey ().

- Press mechanical key 2 into the opening in the SmartKey in the direction of the arrow until battery tray cover 1 opens. When doing so, do not hold cover 1 shut.
- Remove battery tray cover 1.

- Repeatedly tap the SmartKey against your palm until battery 3 falls out.
- Insert the new battery with the positive terminal facing upwards. Use a lint-free cloth to do so.
- Make sure that the surface of the battery is free from lint, grease and all other forms of contamination.
- Insert the front tabs of battery tray cover 1 and then press to close it.
- Insert the mechanical key into the SmartKey.
- Check the function of all SmartKey buttons on the vehicle.
See also:
Setting the temperature
2-zone automatic climate control
Different temperatures can be set for the
driver's and front-passenger sides.
► Turn the SmartKey to position 2 in the
ignition lock.
► To increase/ ...
Selecting a station
Selecting a station using the station
search function
Turn or slide
the COMAND
controller while the display/selection
window in the radio display is active.
Station search scans up or down ...
Route guidance active
No change of direction announced
1. Distance to the destination
2. Distance to the next change of direction
3. Current road
4. Symbol for "follow the road's course" ...
