| Number | X-pin, colour | Description |
|---|---|---|
| X18801 | 12 -pin, Blue | Plug connector On-board monitor |
| X18802 | 12 -pin, Blue | Plug connector On-board monitor |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|---|---|---|
| 1 | E | Night light signal | Connector, terminal 58g |
| 2 | M | Ground | Ground point |
| 3 | A | Positive activation, left tape | Radio |
| 4 | A | Negative activation, left tape | Radio |
| 5 | Not used | ||
| 6 | E/A | I/K-bus signal link | Connector, I/K-bus |
| 7 | E | Terminal 30 | Fuse F64 |
| 8 | Not used | ||
| 9 | A | Negative activation, right tape | Radio |
| 10 | A | Positive activation, right tape | Radio |
| 11 | E | Voltage supply terminal R | Unloader relay terminal R |
| 12 | E/A | Signal, background lights | On-board monitor |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|---|---|---|
| 1 | A | Signal wire Black | Video module |
| 2 | M | Shield Black | Video module |
| 3 | A | Signal wire Black | Video module |
| 4 | M | Shield Black | Video module |
| 5 | A | Signal wire Black | Video module |
| 6 | M | Shield Black | Video module |
| 7 | A | Positive signal, video module | Video module |
| 8 | E | Terminal 30 | Fuse F64 |
| 9 | Not used | ||
| 10 | Not used | ||
| 11 | Not used | ||
| 12 | E/A | Signal, background lights | On-board monitor |