Oil change
An oil change should be carried out by your service center only.

See also:
General information
▷ Instructions for voice activation system
▷ When making a destination entry by voice,
you can change between voice operation
and iDrive.
▷ To have the available spoken instruc ...
Setting the language
Press and hold the control button for approx. 12
to 13 seconds. Briefly press the control button
again to switch between English "E" and German
"O".
The setting is stored au ...
Maintenance
The battery is maintenance-free, i.e., the electrolyte
will last for the life of the battery.
Your service center will be glad to advise you on
questions regarding the battery. ...
