13 53 Fuel Injector Nozzles and Lines
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TIGHTENING TORQUE SPECIFICATIONS - FUEL INJECTOR NOZZLES AND LINES
| Type | Thread | Tightening specifications | Dimension | ||
|---|---|---|---|---|---|
| 1AZ | Fuel high-pressure sensor | N20 | Oil threads and pins | 30-5 Nm | |
| 2AZ | Feed line to high pressure pump | N20 | M14 | Lubricate outer threads. | 30±3 Nm |
| 3AZ | Feed line to cylinder head | N20 | M7 x 18 | 13±3 Nm | |
| 4AZ | Rail to cylinder head | N20 | K7 x 30 | 7±1 Nm | |
| 5AZ | Hold-down device to cylinder head | N20 | M7 x 90 | Hexagon screw | 13±2 Nm |
| M7 x 90 | Hexagon screw with ground connection | 13±2 Nm | |||
| 6AZ | High pressure lines to injectors | N20 | M12 | Lubricate outer threads. | 23±3 Nm |
| 7AZ | High pressure line to rail and high pressure pump | N20 | M14 | Lubricate outer threads. | 30±3 Nm |
| 8AZ | Special tool 0 496 885 on injector shaft | N20 | M6 | 8 Nm | |