34 31 Master Brake Cylinder
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2017 BMW X3, 2016 BMW X3, 2015 BMW X3, 2014 BMW X3, and 2013 BMW X3. However, it is still accessible from the selected car via links, so may be relevant.
TIGHTENING TORQUE SPECIFICATION - MASTER BRAKE CYLINDER
| Type | Thread | Tightening specifications | Dimension | ||
|---|---|---|---|---|---|
| 1AZ | Brake master cylinder to brake booster (vacuum) | F01/F02/F03/F04/F06/F07/F10/F11/F12/F13/F18/F25/F26 | M8 | Replace self-locking nuts. | 23±2 Nm |
| 2AZ | Distance sensor to brake master cylinder | F04 | M4 | Replace screws. | 3.5 Nm |
| 3AZ | Retaining screw, expansion tank to brake master cylinder | F25/F26 | 8 Nm | ||