Installing the expansion tank

• Replace the sealing plugs in the hydraulic unit.

  Parts: Fastening parts kit 

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

  Parts:  Screws

• Attach and tighten the screws (2).
  TIGHTENING TORQUES SPECIFICATION
  
  

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

  Courtesy of BMW OF NORTH AMERICA, INC.

• Replace screws (1).

  Parts:  Screws

• Insert screws (1) and tighten them.
  TIGHTENING TORQUES SPECIFICATION
  
  

  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 BLEEDING (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 ACTIVATING VEHICLE-SPECIFIC HIGH-VOLTAGE OR LOW-VOLTAGE VEHICLE ELECTRICAL SYSTEM .
• Refer to FUNCTIONAL CHECKING OF INTEGRATED BRAKE SYSTEM .