| Component code | Name | Assembly reference |
|---|
| A5 | Terminal board | - |
| B1 | Junction unit | - |
| B1 | Junction unit | 5505A |
| B3 | Relay unit | 5505A |
| B8 | (MAXI FUSE) for engine fan | - |
| B99 | Battery fuses junction unit (CBA) | 5530B |
| C10 | Front left earth | - |
| C11 | Right front earth | - |
| C13 | Front earth on left side panel | 5505A |
| D4 | Engine front connection | - |
| J30 | Engine cooling fan. low. speed. relay | - |
| J30 | Engine fan 1st° speed relay | - |
| K10 | 4 stage pressure switch | 5040B |
| M10 | Engine management control unit | - |
| M10 | Engine management control unit | 1056B |
| N11 | Engine electric fan motor | - |
| N11 | Engine electric fan motor | 1088E |
| N12 | Engine electric fan motor | - |
| N12 | Engine fan motor -2 | 1088E |
| O10 | Engine fan adjustment resistor | 1088E |
| O12 | Engine fan adjustment resistor -2 | 1088E |
| O12 | Engine fan adjustment resistor | - |
