11 36 Variable camshaft control VANOS
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2010 BMW 528xi, 2010 BMW 528i, 2009 BMW 528xi, 2009 BMW 528i, and 2008 BMW 528xi. However, it is still accessible from the selected car via links, so may be relevant.
TIGHTENING TORQUE SPECIFICATIONS - VARIABLE CAMSHAFT CONTROL VANOS
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 1AZ Hexagon screws (central bolts) (2x) VANOS with sensor gear to inlet and exhaust camshafts. |
N52K | M10 x 94 | Replace screws. Grip inlet and exhaust camshafts at dihedron when tightening. Jointing torque and angle of rotation must be observed without fail. |
|
| Jointing torque | 20 Nm | |||
| Torque angle | 180° | |||
| 2AZ Non-return valve (2x) Non-return valve for VANOS to cylinder head |
N52K | M14 x 1.5 | Replace sealing ring. | 13 Nm |
| 3AZ Hexagon screws (2x) Inlet and exhaust solenoid valve with holder to cylinder head. |
N52K | M6 x 12 | Replace support and sealing rings. | 9 Nm |