| Pin | | Description | B: Socket housing
S: Pin housing |
|---|
| 1 | | Terminal 30 | B: Telephone transceiver |
| | | S: Fuse F70 |
| 2 | | Terminal R | B: Telephone eject box |
| | | S: Unloader relay, terminal R |
| 3 | | Speed signal | B: Telephone eject box |
| | | S: Instrument cluster S: Integrated instrument cluster control module (IKE) |
| 4 | | I-bus signal line | B: Telephone eject box |
| | | S: Instrument cluster S: Integrated instrument cluster control module (IKE) |
| 5 | | Nighttime illumination signal line | B: Telephone eject box |
| | | S: Light module |
| 6 | | Not used | |
| | | |
| 7 | | B- (terminal 31) | B: Telephone eject box |
| | | S: Ground connection |
| 8 | | Telephone mute signal | B: Telephone transceiver |
| | | S: Radio |
| 9 | | Front loudspeaker voltage control | B: Telephone transceiver |
| | | S: Front loudspeaker |
| 10 | | Front loudspeaker ground control | B: Telephone transceiver |
| | | S: Front loudspeaker |
| 11 | | Telephone ON signal | B: Hifi-amplifier |
| | | S: Telephone eject box |
| 12 | | Not used | |
| | | |