13 53 Fuel Injector Nozzles and Lines (N47)
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2016 BMW 328i xDrive, 2016 BMW 328d xDrive, 2015 BMW 328i xDrive, 2015 BMW 328d xDrive, and 2014 BMW 328i xDrive. However, it is still accessible from the selected car via links, so may be relevant.
TIGHTENING TORQUE SPECIFICATIONS - FUEL INJECTOR NOZZLES AND LINES
| Type | Thread | Tightening specifications | Dimension | ||
|---|---|---|---|---|---|
| 1AZ | Injector to cylinder head | N47 D16 U 1/N47 D20 U 1/N47 D20 O 1/N47 D20 T 1 | M8x95 | Joining | 8 Nm |
| Final torque | 26 Nm | ||||
| 2AZ | Injection lines to injector, rail and high-pressure pump | N47 D16 U 1/N47 D20 U 1/N47 D20 O 1/N47 D20 T 1 | Coupling nut | 24 Nm | |
| 3AZ | Pressure sensor to rail | N47 D16 U 1/N47 D20 U 1/N47 D20 O 1/N47 D20 T 1 | Pressure sensor | Grease thread lightly. | 70 Nm |
| 4AZ | Pressure control valve to rail | N47 D16 U 1/N47 D20 U 1/N47 D20 O 1/N47 D20 T 1 | Pressure control valve | 1. Tightening | 60 Nm |
| 2. Opening | 90 degrees | ||||
| 3. Final torque | 85 Nm | ||||
| 5AZ | Mounting, cylinder head cover (support, clamping jaw) | N47 D16 U 1/N47 D20 U 1/N47 D20 O 1/N47 D20 T 1 | M6x35 with sleeve | Retightening | 10 Nm |