Emptying expansion tank
NOTE:
TECHNICAL INFORMATION
Before first working on the DSCi brake (integrated brake), the "DSCi" web-based training must be passed successfully.
The "DSCi" web-based training is started in the Learning Management System (TMSi).
Before first working on the DSCi brake (integrated brake), the "DSCi" web-based training must be passed successfully.
The "DSCi" web-based training is started in the Learning Management System (TMSi).
NOTE:
TECHNICAL INFORMATION
Use only BMW-approved brake fluids.
For additional information see: "Fluid Capacities" tab for the selected vehicle.
Use only BMW-approved brake fluids.
For additional information see: "Fluid Capacities" tab for the selected vehicle.
Preliminary work
- Refer to CARRYING OUT THE BRAKE FLUID CHANGE SERVICE FUNCTION .
- Refer to REMOVING THE COVER OF THE ENGINE COMPARTMENT AT THE REAR LEFT .
- Refer to DISTINGUISHING THE CALIPERS FROM DIFFERENT MANUFACTURERS .
- Open sealing cap (1).
- Start the brake fluid change service function.
- Work through the instructions in the service function in sequence.
- Connect the vent hose with the collecting vessel to the bleed valve (1) on rear right brake caliper.
- Open bleed valve (1).
- Brake fluid leaks out until the lowest level of the brake fluid level sensor in the expansion tank has been reached.
- Close bleed valve.
TIGHTENING TORQUES SPECIFICATION
| Rear bleed valve | ||
|---|---|---|
| Bleed valve | tightening torque | 10 Nm |