Bosch FSA 500 fuel system + common-rail pressure + return-flow injector diagnostic. Tests CR injectors in-situ on 4-8 cylinder engines. Used by maintenance technicians and installation crews across industrial, marine and construction service.
| Model | FSA-500 |
| Method | Flow + pressure test |
| Range | Injector return-flow mL/min |
| Accuracy | Per OEM spec |
| MOQ | 1 |