34 31 Brake Master Cylinder
WARNING: This page does not describe the selected car, but rather 31 other vehicles, including the 2015 BMW Alpina B7L, 2015 BMW Alpina B7, 2015 BMW 750i, 2015 BMW 750Li, and 2015 BMW 740i. However, it is still accessible from the selected car via links, so may be relevant.
TIGHTENING TORQUE SPECIFICATION - BRAKE MASTER CYLINDER
| Type | Thread | Tightening specifications | Dimension | ||
|---|---|---|---|---|---|
| 1AZ | Brake master cylinder to brake servo (vacuum) | F01, F02, F03, F04, F07, F10, F11, F12, F18, F25 | 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 | 8 Nm | ||