AD07.51-S-6000-81A | HFM-SFI fuel injection system test of electrical system low pressure oil pressure switch |
| Scope of test | Measuring instrument/ Test connection | Operation/Requirement | Specified value | Possible cause/Remedy | ||
1.0 | Low pressure switch Cable -//- |
22 (1.22) | A52.1 |
2 (1.2) | Ignition: OFF |
< 5 Ω | Test cables from B76.1 via X130/5 to A52.1/22 for –//– 1.1 |
1.1 | Cable -//- | A52.1 22 (1.22) | | B76 1 | Ignition: OFF Plug A52.1 disconnected Plug B76 disconnected |
< 5 Ω | Test cable from B76.1 via X130/5 to A52.1/22 for –//– 1.2 |
1.2 | Cable - |
| | B76 1 | Ignition: OFF Plug A52.1 disconnected Plug B76 disconnected |
> 20 kΩ | Test cable from B76.1 via X130/5 to A52.1/22 for - 1.3 |
1.3 | Cable + |
2 | A52.1 |
4 B76 1 | Ignition: OFF Plug A52.1 disconnected Plug B76 disconnected Ignition: ON |
< 1 V | Test cable from B76.1 via X130/5 to A52.1/22 for + 1.4 |
1.4 | Low pressure switch |
| | B76 1 | Plug B76 disconnected |
< 5 Ω | Replace B76 |