System wiring diagram
G30 System wiring diagram, Harman Kardon system
Tweeter, front center
Mid-range speaker, front center
Headunit
Mid-range speaker, front right
Tweeter, front right
Bass speaker, right
Mid-range speaker, rear right
Mid-range speaker, storage shelf on left
Tweeter, left
BMW maintenance system
The maintenance system indicates required
maintenance measures, and thereby provides
support in maintaining road safety and the operational
reliability of the vehicle.
In some cases, scopes and intervals of the maintenance
system may vary according to the country
version. Rep