34 31 Master Brake Cylinder
WARNING: This page does not describe the selected car, but rather 45 other vehicles, including the 2018 BMW 328d xDrive, 2018 BMW 328d, 2018 BMW 320i xDrive, 2018 BMW 320i, and 2017 BMW 328d xDrive. 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) | F20/F21/F22/F23/F30/F31/F32/F33/F34/F35/F36 | M8 | Replace self-locking nuts. | 21 Nm |
| 2AZ | Retaining screw for expansion tank | F20/F21/F22/F23/F30/F31/F32/F33/F34/F35/F36 | 4 Nm | ||