13 53 Fuel Injection Nozzles and Pipes
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2014 BMW X6, 2013 BMW X6, 2012 BMW X6, 2011 BMW X6, and 2010 BMW X6. However, it is still accessible from the selected car via links, so may be relevant.
FUEL INJECTION NOZZLES AND PIPES - TIGHTENING TORQUE SPECIFICATIONS
| Type | Thread | Tightening specification | Measure | ||
|---|---|---|---|---|---|
| 1AZ | Rail, high-pressure side, to cylinder head | N63 | M7 | 13 ± 2 Nm | |
| 2AZ | High-pressure lines to rail and injector | N63 | M12 | Initial tightening | 10 Nm |
| Final tightening (Retorque twice) | 23 Nm | ||||
| 3AZ | High-pressure line to rail and high-pressure pump | N63 | M14 | Initial tightening | 10 Nm |
| Final tightening (Retorque twice) | 30 Nm | ||||
| 4AZ | Feed line to high-pressure pump | N63 | M14 | Initial tightening | 10 Nm |
| Final tightening (Retorque twice) | 30 Nm | ||||
| 5AZ | Holding-down element to cylinder head for injection nozzles | N63 | M7 | 13 ± 2 Nm | |
| 6AZ | Lug to fuel low-pressure sensor | N63 | M6 | 10 Nm | |
| 7AZ | Retaining clips to holder | N63 | M6 | 10 Nm | |
| 8AZ | High-pressure sensor to rail, high-pressure side | N63 | 30 Nm | ||
| 9AZ | Low-pressure fuel sensor to feed line | N63 | 20 Nm | ||