Overview - Brake Booster/Brake Master Cylinder, Electromechanical Brake Booster
WARNING: This page is about a different car, the 2024 Audi S6 and 2024 Audi A6 Quattro. However, it is still accessible from the selected car via links, so may be relevant.
- Brake Line
- 14 Nm
- Brake master cylinder/primary piston circuit to hydraulic unit
- Brake Line
- 14 Nm
- To the Brake System Pressure Reservoir -VX70-
- Brake Master Cylinder
- Cannot be serviced. If malfunctioning, replace as complete unit.
- Refer to BRAKE MASTER CYLINDER, REMOVING AND INSTALLING, WITH ELECTROMECHANICAL BRAKE MASTER CYLINDER
- Seal
- Replace after removing
- Plugs
- To install, coat with brake fluid
- Bolt
- 4 Nm
- Brake Fluid Reservoir
- Cap
- Brake Fluid Level Warning Switch -F34-
- Protective Plate
- Equipped on some models
- Rubber Buffer
- Bolt
- 8 Nm
- Seal
- Replace after removing
- Brake Booster Control Module -J539-
- With integrated Brake Pedal Position Sensor -G100-
- Refer to BRAKE BOOSTER, REMOVING AND INSTALLING, ELECTROMECHANICAL BRAKE BOOSTER
- Bolt
- 25 Nm
- Bolt
- 22 Nm
- Replace after removing
- Brake Line
- 14 Nm
- Brake master cylinder/secondary piston circuit to hydraulic unit
Brake Booster Ball Head, Adjusting
- Dimension -a- = 167 mm ± 0.5 mm
- When measuring, the ball head must be aligned at a right angle to the brake booster surface.
- Measure to end of ball head without gasket installed.
Tightening Specification
| Component | Nm | |
|---|---|---|
| Ball head to brake booster | 30 | |