See also:

Trip computer
There are two types of computer. "Onboard info": the values can be reset as often as necessary. "Trip computer": the values provide an overview of the current trip. ...

Issuing a warning
If the vehicle begins leaving the lane and a lane marking has been detected, the steering wheel begins vibrating. If the turn signal is set before the lane is changed, a warning is not issued. ...

BMW Maintenance System
The maintenance system directs you to required maintenance measures and thereby supports you in maintaining road safety and the operational reliability of the vehicle. ...