11 37 Variable valve gear
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2012 BMW 328xi, 2012 BMW 328i, 2011 BMW 328xi, 2011 BMW 328i, and 2010 BMW 328xi. However, it is still accessible from the selected car via links, so may be relevant.
TIGHTENING TORQUE SPECIFICATIONS - VARIABLE VALVE GEAR
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 1AZ ASA screws Guide block to timing case. |
N52K | M6 x 23 | Only one screw (inside) plus the oil spray nozzle are fitted on cylinder no. 3. | 10 Nm |
| 2AZ ASA screws Torsion spring to cylinder head. |
N52K | M6 x 20 | 10 Nm | |
| 3AZ ASA screws Electric servomotor to cylinder head and to cylinder head cover. |
N52K | M6 x 16 |
|
10 Nm |
| 4AZ ASA screw Oil spray nozzle to guide block. |
N52K | M6 x 30 | Oil spray nozzle is fitted on cylinder no. 3 (outside). | 10 Nm |
| 5AZ Stop screw Stop screw of eccentric shaft to cylinder head. |
N52K | M6 | 10 Nm |