Central Security Module Connector End View (C274a)
| Pin | Circuit | Circuit function |
|---|---|---|
| 1 | 163 (RD/OG) | Driver door unlock relay, switched power |
| 2 | - | not used |
| 3 | 70 (LB/WH) | ISO Bus |
| 4 | - | not.used |
| 5 | - | not.used |
| 6 | - | not.used |
| 7 | - | not.used |
| 8 | - | not.used |
| 9 | - | not.used |
| 10 | 6 (YE/LG) | Horn (13832) control |
| 11 | 999 (LB/WH) | GEM/Central security module illumination |
| 12 | - | not used |
| 13 | 1 (DB) | Horn (13832) feed |
| 14 | 57 (BK) | Ground |
| 15 | - | not used |
| 16 | - | not used |
| 17 | - | not used |
| 18 | - | not used |
| 19 | - | not used |
| 20 | - | not used |
| 21 | - | not used |
| 22 | - | not used |
| 23 | - | not used |
| 24 | 645 (WH/LB) | Voltage supplied at all times (overload protected) |
| 25 | 640 (RD/YE) | Voltage supplied in Start and Run (overload protected) |
| 26 | ... | not used |