| Component code | Name | Assembly reference |
|---|
| A001 | Battery | 5505A |
| A020 | Starter motor | 5520B |
| A055 | Additional battery for parking control unit (NPB) | - |
| B001 | Engine compartment junction unit | 5505A |
| B002 | Junction unit under dashboard | 5505A |
| B045 | Luggage compartment junction unit (CVB) | - |
| B099 | Maxifuse box on battery | - |
| C001 | Battery earth | - |
| C015 | Driver''s dashboard earth | - |
| C020 | Passenger dashboard earth | - |
| C031 | Right rear earth | - |
| D004 | Giunzione anteriore / motore | - |
| D006 | Front/rear coupling | - |
| D097 | Short circuit coupling | - |
| D190 | Front/Webasto pump coupling | - |
| H001 | Ignition switch | - |
| I050 | Inertia switch | 1040A |
| M001 | Body computer | 5505A |
| M063 | Luggage compartment control unit (NVB) | - |
| M089 | Steering lock control unit (NBS) | - |
| N040 | Fuel pump and level gauge | 1040A |
| N044 | Additional heater electric pump | - |
