System overview
The following graphic shows the functional networking of the radio (RAD) using the example of F25.
| Item | Explanation |
|---|---|
| 1 | Central gateway module (ZGM) |
| 2 | Steering column switch cluster |
| 3 | Instrument panel (KOMBI) |
| 4 | Dynamic stability control (DSC) |
| 5 | Junction Box Electronics (JBE) |
| 6 | Mid-range speaker, front right |
| 7 | Mid-range speaker, rear right |
| 8 | Power distribution box, rear |
| 9 | Additional brake light |
| 10 | Diversity aerial |
| 11 | Interference suppression filter for the additional brake light |
| 12 | Mid-range speaker, rear left |
| 13 | Bass speakers |
| 14 | Integrated chassis management (ICM) |
| 15 | AUX-IN connection |
| 16 | Radio (RAD) |
| 17 | Footwell module (FRM) |
| 18 | Mid-range speaker, front left |