See also:

Changing batteries
Changing batteries 1. Press the detent and remove the cover. 2. Change the batteries. The type and installation position are marked on the bottom of the battery compartment. 3. Close the cove ...

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 ...

Remove unnecessary cargo
Additional weight increases fuel consumption. ...