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 ...

Emissions
▷ The warning lamp lights up: Emissions are deteriorating. Have the vehicle checked as soon as possible. ▷ The warning lamp flashes under certain circumstances: This indicates that ...

Energy recovery
The energy of motion of the vehicle is converted to electrical energy while coasting. The vehicle battery is partially charged and fuel consumption can be lowered. ...