See also:

Notes
Steam jets or high-pressure washers>? When using steam jets or high-pressure washers, hold them a sufficient distance away and use a maximum temperature of 140 ℉/ 60 ℃. Holdin ...

Have maintenance carried out
Have vehicles maintained regularly to achieve optimal vehicle economy and operating life. Have the maintenance carried out by your service center. Please also note the BMW Maintenance System, ...

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