See also:

For 520i and 528i: Check oil level
The concept The oil level is monitored electronically during driving and shown on the Control Display. If the oil level reaches the minimum level, a check control message is displayed. Displayi ...

Example: playing back a CD
1.  If necessary, switch on entertainment audio output. 2.  Press the button on the steering wheel. 3.  {C D and multimedia} The system plays the last media played. 4.  Press ...

Vehicle battery
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. Batt ...