Legend of electrical function schematic for audio mode, function - PE82.60-P-2058-60RAA
Model 251.0 with CODE (523) MB Audio 20 radio as of model year 09/YoM 08
Model 251.1 with CODE (523) MB Audio 20 radio as of model year 09/YoM 08
| Code | Designation | Coordinates |
|---|---|---|
| A1 | Instrument cluster | 10E |
| A2 | Radio | 4E |
| A2/19 | FM rear window antenna amplifier | 2H |
| A2/93 | Roof antenna module | 1F |
| A8/1 | Transmitter key | 5B |
| H4/3 | Left rear door speaker | 4J |
| H4/4 | Right rear door speaker | 4J |
| H4/5 | Left front door speaker | 4K |
| H4/6 | Right front door speaker | 4K |
| H4/33 | Left front door tweeter | 4K |
| H4/34 | Right front door tweeter | 4K |
| H4/35 | Left rear door tweeter | 4L |
| H4/36 | Right rear door tweeter | 4L |
| N73 | EIS [EZS] control unit | 4B |
| N80 | Steering column module | 9B |
| S110 | Left multifunction steering wheel button group | 13B |
| S111 | Right multifunction steering wheel button group | 14B |
| CAN B | Interior CAN | 4D |
| CAN B | Interior CAN | 7F |
| CAN C | Engine compartment CAN | 9D |
| LIN E1 | Steering LIN | 12B |
| 1 | Multifunction steering wheel button group, signal | 6F |
| 1 | Multifunction steering wheel button group, signal | 10E |
| 1 | Multifunction steering wheel button group, signal | 11B |
| 2 | Circuit 15R, status | 4E |
| 3 | Shift stage, status | 5H |
| 4 | Roof antenna module, signal | 2F |
| 5 | Instrument cluster, message | 8F |
| 6 | AM/FM antenna, signal | 2G |