| Number | X-pin, colour | Description |
|---|---|---|
| X1296 | 6 -pin, Black | Plug connector DSP operating unit |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|---|---|---|
| 1 | E | Voltage supply terminal R | Fuse F46 |
| 2 | E/A | I-bus signal line | I-bus connector |
| 3 | M | Ground | Ground point |
| 4 | E | Night light signal | Connector, terminal 58g |
| 5 | Not used | ||
| 6 | E | Antenna signal | Connector, antenna amplifier |