| Component code | Name | Assembly reference |
|---|
| A5 | Terminal board | - |
| B1 | Junction unit | - |
| B1 | Junction unit | 5505A |
| B1 | Junction unit | 5505A |
| B2 | Dashboard junction unit (CPL) | - |
| B2 | Junction unit | - |
| B2 | Junction unit | 5505A |
| B3 | Relay unit | 5505A |
| B5 | MAXI FUSE box | - |
| B99 | Battery fuses junction unit (CBA) | 5530B |
| C10 | Front left earth | - |
| C11 | Right front earth | - |
| C13 | Front earth on left side panel | 5505A |
| C15 | Facia earth, driver's side | - |
| C25 | Earth on steering column | - |
| D1 | Front-dashboard coupling | - |
| D6 | Rear - front coupling | - |
| D19 | Dashboard / battery coupling | - |
| H1 | Ignition switch | 5520A |
| H5 | Steering column switch unit | 5550A |
| H6 | Exterior lights control | 5540A |
| M45 | Electronic Check device | - |
| M45 | Electronic Check device | 5560C |
| N15 | Windscreen wiper motor | - |
| N25 | Headlamp washer pump motor | 5540B |
| N25 | Headlamp washer pump motor | 5540B |
| N25 | Headlamp washer pump motor | 5540B |
| N25 | Headlamp washer pump motor | 5540B |
