| Multi-pin connector, 23-pin, blue |
| 1 - | Signal (rear right) from radio -R- / navigation system with CD drive control unit -J401- / control unit with display for radio and navigation -J503- |
| 2 - | Signal earth from radio -R- / navigation system with CD drive control unit -J401- / control unit with display for radio and navigation -J503- |
| 3 - | Signal (rear left) from radio -R- / navigation system with CD drive control unit -J401- / control unit with display for radio and navigation -J503- |
| 9 - | Switched positive from radio -R- / navigation system with CD drive control unit -J401- / control unit with display for radio and navigation -J503- |
| 14 - | Bass loudspeaker -R100- (+) |
| 15 - | Bass loudspeaker -R100- (–) |
| 17 - | Loudspeaker (+), rear left |
| 18 - | Loudspeaker (–), rear left |
| 20 - | Loudspeaker (+), rear right |
| 21 - | Loudspeaker (–), rear right |
|
|
|
Note
