See also:

For the 530i, 535i, 550i, 525d, 530d and 535d: check oil level
The concept The oil level is monitored electronically and displayed on the Control Display. Requirements ▷ The engine must be running and warm after the vehicle has been driven for at lea ...

Entry comparison
Entry of names and addresses: the selection is narrowed down every time a letter is entered and letters may be added automatically. The entries are continuously compared to the data stored in t ...

Switching on/off manually
Press the button. On: the LED lights up. Off: the LED goes out. ...