Installing the expansion tank

• Replace the sealing plugs in the hydraulic unit.

  Parts:  Sealing plug

• Uniformly press the expansion tank (1) onto the hydraulic unit from above.
• Replace screws (2).

  Parts:  Screws

• Attach and tighten the screws (2).
  TIGHTENING TORQUE SPECIFICATIONS
  
  

  Expansion tank to hydraulic unit
  Replace screws.	tightening torque	4 Nm

  Courtesy of BMW OF NORTH AMERICA, INC.

• Replace the screws (1).

  Parts:  Screws

• Insert screws (1) and tighten them.
  TIGHTENING TORQUE SPECIFICATIONS
  
  

  Expansion tank to hydraulic unit
  Replace screws.	tightening torque	4 Nm

  Courtesy of BMW OF NORTH AMERICA, INC.

• Connect connector (1).

  Courtesy of BMW OF NORTH AMERICA, INC.

• Connect connector (1).
• Install the cable clip (2).

  Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work 

• Refer to CONNECTING THE BLEEDER UNIT FOR THE BRAKE FLUID .
• Refer to FLUSH THE REAR BRAKE AND AIR BLEED (AFTER PART EXCHANGE) .
• Refer to FLUSHING AND BLEEDING FRONT BRAKES (AFTER PART EXCHANGE) .
• Refer to DISCONNECTING THE BLEEDER UNIT FOR THE BRAKE FLUID (AFTER PART EXCHANGE) .
• Refer to INSTALLING THE WIPER CONSOLE .
• Refer to INSTALLING WINDSHIELD PANEL COVER .
• Refer to INSTALLING LEFT AND RIGHT WIPER ARM .
• Refer to INSTALLING THE REAR RIGHT ENGINE COMPARTMENT COVER .
• Refer to INSTALLING THE COVER OF THE ENGINE COMPARTMENT ON THE REAR LEFT .
• Refer to RECONNECTING ALL BATTERY GROUND LEADS .
• Refer to FUNCTIONAL CHECK OF INTEGRATED BRAKE SYSTEM .