| Component code | Name | Assembly reference |
|---|
| B002 | Junction unit under dashboard | - |
| C022 | Centre dashboard earth | - |
| D001 | | - |
| D006 | Front/rear coupling | - |
| D097 | Short circuit coupling | - |
| D156 | Tyre inflation pressure control unit coupling | - |
| H001 | Ignition switch | - |
| M001 | Body computer | - |
| M010 | Engine management control unit | 1056B |
| M046 | | - |
| M047 | Tyre inflation pressure control unit | - |
| M051 | Braking system control unit (NFR) | - |
| M052 | Centralina check impianto frenante (brake assistence NBA) | - |
| M059 | Electric brake control unit | - |
| M060 | Air Bag control unit | - |
| M073 | | - |
| M075 | Additional heater control unit | - |
| M087 | Cruise control system control unit (NAC) | - |
| M088 | Servotronik control unit | 4130C |
