13 53 Fuel Injector Nozzles and Lines
WARNING: This page does not describe the selected car, but rather 50 other vehicles, including the 2016 BMW M5, 2016 BMW ActiveHybrid 5, 2016 BMW 550i xDrive, 2016 BMW 550i, and 2016 BMW 535i 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 | N57 D30 U 0/N57 D30 O 0/N57 D30 T 0/N57 D30 U 1/N57 D30 O 1/N57 D30 T 1/N57 D30 S 1 | M8x95 | Joining | 8 Nm |
| Final torque | 26 Nm | ||||
| 2AZ | Fuel injection line to injector, rail and high-pressure pump | N57 D30 U 0/N57 D30 O 0/N57 D30 T 0/N57 D30 U 1/N57 D30 O 1/N57 D30 T 1/N57 D30 S 1 | Coupling nut | 24 Nm | |
| 3AZ | Pressure sensor to rail | N57 D30 U 0/N57 D30 O 0/N57 D30 T 0/N57 D30 U 1/N57 D30 O 1/N57 D30 T 1/N57 D30 S 1 | Grease thread lightly. | 70 Nm | |
| 4AZ | Pressure control valve to rail | N57 D30 U 0/N57 D30 O 0/N57 D30 T 0/N57 D30 U 1/N57 D30 O 1/N57 D30 T 1/N57 D30 S 1 | 1. Tightening | 60 Nm | |
| 2. Opening | 90 degrees | ||||
| 3. Final torque | 85 Nm | ||||
| 5AZ | Mounting, cylinder head cover (support, clamping jaw) | N57 D30 U 0/N57 D30 O 0/N57 D30 T 0 | M6 | 9 Nm | |
| N57 D30 U 1/N57 D30 O 1/N57 D30 T 1/N57 D30 S 1 | M6 | 10 Nm | |||