13 53 INJECTOR NOZZLES AND LINE (530i 2017-2022, 530i xDrive 2017-2022, 540i 2021-2022, 540i xDrive 2021-2022)
13 53 TIGHTENING TORQUE OVERVIEW
| Fuel delivery line to cylinder head cover | ||
| M6 screw | tightening torque | 7 Nm |
| Fuel delivery line to high pressure pump | ||
| M14 | Tightening torque | 26 Nm |
| Ground cable to rail | ||
| M6 | tightening torque | 5 Nm |
| Ground cable to rail | ||
| M6 | tightening torque | 5 Nm |
| High pressure line between high pressure pump and rail | ||
| M14 | Tightening torque | 33 Nm |
| High pressure pump to high pressure pump flange | ||
| M6x25 Replace screws. |
Joining torque | 12 Nm |
| Tightening torque | 90° | |
| Rail pressure sensor to rail | ||
| Sensor | Tightening torque | 32.5 Nm |
| Special tool for injectors to cylinder head | ||
| Special tool | Tightening torque | 5 Nm |