13 53 Fuel Injection Nozzles and Pipes
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2008 BMW 760Li, 2007 BMW 760Li, 2006 BMW 760Li, 2005 BMW 760Li, and 2004 BMW 760Li. However, it is still accessible from the selected car via links, so may be relevant.
FUEL INJECTION NOZZLES AND PIPES TIGHTENING TORQUES
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 1AZ Fuel feed (union nut) to high-pressure pump | N73 | M14x1.5 | 25 Nm | |
| 2AZ High-pressure connection (union nut) to high-pressure pump | N73 | M14x1.5 | 25 Nm | |
| 3AZ Leak-off fuel connection (union nut) to high-pressure pump | N73 | M12x1.5 | 25 Nm | |
| 4AZ Injection line to intake system | N73 | M7 | 15 Nm | |
| 5AZ Injection line to intake system | N73 | M6 | 8 Nm | |
| 6AZ Return line (union nut) to fuel rail. | N73 | M12x1.5 | 25 Nm | |
| 7AZ High-pressure connection (union nut) to fuel rail. | N73 | M14x1.5 | 25 Nm | |
| 8AZ Fuel pressure sensor | N73 | M10x1 | 30 Nm |