See also:

General information
Danger of burns from hot engine Do not open the cooling system while the engine is hot; otherwise, escaping coolant may cause burns.◄ Suitable additives Only use suitable additives; other ...

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 ...

Opening the hood
Working in the engine compartment Never attempt to perform any service or repair operations on your vehicle without the necessary professional technical training. If you are unfamiliar with th ...