34 31 Brake Master Cylinder
WARNING: This page is about a different car, the 2006 BMW X5, 2005 BMW X5, and 2004 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.
BRAKE MASTER CYLINDER TIGHTENING TORQUE SPECIFICATIONS (1AZ - 3AZ)
| Type | Thread | Tightening Specification | Measure | |
|---|---|---|---|---|
| 1AZ Brake master cylinder to brake booster (vacuum) | E30 | 24 N.m. | ||
| E32 | Replace self-locking nut. | 21 N.m. | ||
| E28, E34, E36, E46, E38, E39, E52, E53, E85, E83 | Replace self-locking nut. | 26 N.m. | ||
| E65, E66, E60, E61, E63, E64 | Replace self-locking nut. Retighten after 30 minutes. | 26 N.m. | ||
| 2AZ Brake master cylinder to brake booster hydraulic | E31, E32, E34, E24 | Replace hexagon socket head screw with a hexagon screw | 28 N.m. | |
| 3AZ Expansion tank to brake master cylinder | E36, E46, E85 | 3.5 N.m. | ||
| E83, E60, E61, E63, E64 | 8 +/- 2 N.m. |